Names with citations in year 1923

Class: Amphibia
- Order: Anura Fischer von Waldheim, 1813
  - Synonym: Asterophryomorpha Fejérváry, 1923
  - Family: Alsodidae
    - Genus: Alsodes
      - Species: Alsodes monticola Bell, 1843
        
        Synonym: Leptodactylus andinus — Nieden, 1923
      - Species: Alsodes nodosus (Duméril and Bibron, 1841)
        
        Synonym: Leptodactylus cinerascens — Nieden, 1923
        
        Synonym: Leptodactylus coeruleogriseus — Nieden, 1923
        
        Synonym: Leptodactylus granulatus — Nieden, 1923
        
        Synonym: Leptodactylus zebra — Nieden, 1923
      - Species: Alsodes vittatus (Philippi, 1902)
        
        Synonym: Leptodactylus vittatus — Nieden, 1923
    - Genus: Eupsophus
      - Species: Eupsophus roseus (Duméril and Bibron, 1841)
        
        Synonym: Borborocoetes nigrita — Nieden, 1923
        
        Synonym: Leptodactylus boedeckeri — Nieden, 1923
        
        Synonym: Leptodactylus fernandezi — Nieden, 1923
        
        Synonym: Leptodactylus oreophilus — Nieden, 1923
        
        Synonym: Leptodactylus oxyglossus — Nieden, 1923
        
        Synonym: Leptodactylus pallidus — Nieden, 1923
  - Family: Aromobatidae
    - Subfamily: Anomaloglossinae
      - Genus: Anomaloglossus
        
        Species: Anomaloglossus beebei (Noble, 1923)
        
        Synonym: Hyloxalus beebei Noble, 1923
  - Family: Ascaphidae Fejérváry, 1923
  - Family: Brachycephalidae
    - Genus: Ischnocnema Reinhardt and Lütken, 1862
      - Synonym: Basanitia Miranda-Ribeiro, 1923
      - Species: Ischnocnema lactea (Miranda-Ribeiro, 1923)
        
        Synonym: Basanitia lactea Miranda-Ribeiro, 1923
  - Family: Bufonidae
    - Genus: Anaxyrus
      - Species: Anaxyrus woodhousii (Girard, 1854)
        
        Synonym: Bufo lentiginosus woodhousi — Nieden, 1923
    - Genus: Atelopus
      - Species: Atelopus certus Barbour, 1923
        
        Synonym: Atelopus spurrelli certus Barbour, 1923
    - Genus: Incilius
      - Species: Incilius fastidiosus (Cope, 1875)
        
        Synonym: Bufo coerulescens — Nieden, 1923
    - Genus: Pelophryne
      - Species: Pelophryne guentheri (Boulenger, 1882)
        
        Synonym: Nectophryne güntheri — Nieden, 1923
  - Family: Calyptocephalellidae
    - Genus: Calyptocephalella
      - Species: Calyptocephalella gayi (Duméril and Bibron, 1841)
        
        Synonym: Calyptocephala gayi — Nieden, 1923
  - Family: Centrolenidae
    - Subfamily: Centroleninae
      - Genus: Centrolene
        
        Species: Centrolene buckleyi (Boulenger, 1882)
        
        Synonym: Hyla purpurea Nieden, 1923
    - Subfamily: Hyalinobatrachiinae
      - Genus: Hyalinobatrachium
        
        Species: Hyalinobatrachium cappellei Van Lidth de Jeude, 1904
        
        Synonym: Hyla cappellei — Nieden, 1923
        
        Species: Hyalinobatrachium fleischmanni (Boettger, 1893)
        
        Synonym: Hyla fleischmanni — Nieden, 1923
  - Family: Ceratobatrachidae
    - Genus: Discodeles
      - Species: Discodeles vogti (Hediger, 1934)
        
        Synonym: Rana (Discodeles) ventricosa — Van Kampen, 1923
    - Genus: Platymantis
      - Species: Platymantis boulengeri (Boettger, 1892)
        
        Synonym: Rana (Platymantis) boulengeri — Van Kampen, 1923
      - Species: Platymantis corrugatus (Duméril, 1853)
        
        Synonym: Rana (Platymantis) rugata Van Kampen, 1923
      - Species: Platymantis papuensis Meyer, 1875
        
        Synonym: Rana (Platymantis) moszkowskii — Van Kampen, 1923
        
        Synonym: Rana (Platymantis) rugata var. rubristriata — Van Kampen, 1923
      - Species: Platymantis punctatus Peters and Doria, 1878
        
        Synonym: Rana (Platymantis) beauforti — Van Kampen, 1923
        
        Synonym: Rana (Platymantis) punctata — Van Kampen, 1923
      - Species: Platymantis solomonis (Boulenger, 1884)
        
        Synonym: Rana (Platymantis) solomonis — Van Kampen, 1923
      - Species: Platymantis vitiensis (Girard, 1853)
        
        Synonym: Cornufer vitiensis — Van Kampen, 1923
  - Family: Ceratophryidae
    - Genus: Lepidobatrachus
      - Species: Lepidobatrachus asper Budgett, 1899
        
        Synonym: Lepidobatrachus asper — Nieden, 1923
  - Family: Craugastoridae
    - Subfamily: Craugastorinae
      - Genus: Craugastor
        
        Species: Craugastor mexicanus (Brocchi, 1877)
        
        Synonym: Paludicola mexicana — Nieden, 1923
        
        Species: Craugastor ranoides (Cope, 1886)
        
        Synonym: Hylodes pittieri — Nieden, 1923
        
        Synonym: Hylodes ranoides — Nieden, 1923
    - Subfamily: Pristimantinae
      - Genus: Pristimantis
        
        Species: Pristimantis chalceus (Peters, 1873)
        
        Synonym: Syrrhophus areolatus — Nieden, 1923
        
        Synonym: Syrrhophus chalceus — Nieden, 1923
        
        Species: Pristimantis lacrimosus (Jiménez de la Espada, 1875)
        
        Synonym: Hylodes lacrimosus — Nieden, 1923
  - Family: Cycloramphidae
    - Genus: Thoropa
      - Species: Thoropa petropolitana (Wandolleck, 1907)
        
        Synonym: Ololigon abbreviatus petropolitana — Miranda-Ribeiro, 1923
      - Species: Thoropa taophora (Miranda-Ribeiro, 1923)
        
        Synonym: Ololigon abbreviatus taophora Miranda-Ribeiro, 1923
  - Family: Dendrobatidae
    - Subfamily: Dendrobatinae
      - Genus: Phyllobates
        
        Species: Phyllobates bicolor Duméril and Bibron, 1841
        
        Synonym: Phyllobates nicefori Noble, 1923
  - Family: Dicroglossidae
    - Subfamily: Dicroglossinae
      - Genus: Limnonectes
        
        Species: Limnonectes acanthi (Taylor, 1923)
        
        Synonym: Rana acanthi Taylor, 1923
        
        Species: Limnonectes leporinus Andersson, 1923
        
        Synonym: Rana macrodon var. leporina Andersson, 1923
        
        Species: Limnonectes micrixalus (Taylor, 1923)
        
        Synonym: Rana micrixalus Taylor, 1923
        
        Species: Limnonectes woodworthi (Taylor, 1923)
        
        Synonym: Rana woodworthi Taylor, 1923
  - Family: Eleutherodactylidae
    - Subfamily: Eleutherodactylinae
      - Genus: Diasporus
        
        Species: Diasporus hylaeformis (Cope, 1875)
        
        Synonym: Syrrhophus hylaeformis — Nieden, 1923
      - Genus: Eleutherodactylus
        
        Species: Eleutherodactylus abbotti Cochran, 1923
        
        Species: Eleutherodactylus auriculatoides Noble, 1923
        
        Species: Eleutherodactylus flavescens Noble, 1923
        
        Species: Eleutherodactylus gundlachi Schmidt, 1920
        
        Synonym: Hylodes barbouri Nieden, 1923
        
        Species: Eleutherodactylus guttilatus (Cope, 1879)
        
        Synonym: Syrrhophus guttilatus — Nieden, 1923
        
        Species: Eleutherodactylus jamaicensis Barbour, 1910
        
        Synonym: Hylodes jamaicensis — Nieden, 1923
        
        Species: Eleutherodactylus johnstonei Barbour, 1914
        
        Synonym: Hylodes johnstonei — Nieden, 1923
        
        Species: Eleutherodactylus lentus (Cope, 1862)
        
        Synonym: Hylodes lentus — Nieden, 1923
        
        Species: Eleutherodactylus minutus Noble, 1923
        
        Species: Eleutherodactylus richmondi Stejneger, 1904
        
        Synonym: Hylodes richmondi — Nieden, 1923
        
        Species: Eleutherodactylus ruthae Noble, 1923
        
        Species: Eleutherodactylus schmidti Noble, 1923
        
        Species: Eleutherodactylus unicolor Stejneger, 1904
        
        Synonym: Hylodes unicolor — Nieden, 1923
        
        Species: Eleutherodactylus verruculatus (Peters, 1870)
        
        Synonym: Syrrhophus verruculatus — Nieden, 1923
        
        Species: Eleutherodactylus weinlandi Barbour, 1914
        
        Synonym: Hylodes weinlandi — Nieden, 1923
  - Family: Hemiphractidae
    - Genus: Gastrotheca
      - Species: Gastrotheca marsupiata (Duméril and Bibron, 1841)
        
        Synonym: Hylodes binghami — Nieden, 1923
        
        Synonym: Hylodes footei — Nieden, 1923
  - Family: Hylidae
    - Subfamily: Hylinae
      - Genus: Anotheca
        
        Species: Anotheca spinosa (Steindachner, 1864)
        
        Synonym: Nototrema coronatum — Nieden, 1923
      - Genus: Dendropsophus
        
        Species: Dendropsophus bipunctatus (Spix, 1824)
        
        Synonym: Hyla tenera — Nieden, 1923
      - Genus: Hyla
        
        Species: Hyla chinensis Günther, 1858
        
        Synonym: Hyla chinensis chinensis — Nieden, 1923
        
        Species: Hyla simplex Boettger, 1901
        
        Synonym: Hyla chinensis simplex — Nieden, 1923
      - Genus: Hypsiboas
        
        Species: Hypsiboas alboniger (Nieden, 1923)
        
        Synonym: Hyla albonigra Nieden, 1923
        
        Species: Hypsiboas heilprini (Noble, 1923)
        
        Synonym: Hyla heilprini Noble, 1923
        
        Species: Hypsiboas ornatissimus (Noble, 1923)
        
        Synonym: Hyla ornatissima Noble, 1923
      - Genus: Phyllodytes Wagler, 1830
        
        Synonym: Lophyohyla Miranda-Ribeiro, 1923
        
        Species: Phyllodytes luteolus (Wied-Neuwied, 1824)
        
        Synonym: Lophyohyla piperata Miranda-Ribeiro, 1923
      - Genus: Pseudacris
        
        Species: Pseudacris feriarum (Baird, 1854)
        
        Synonym: Hyla feriarum — Noble, 1923
        
        Species: Pseudacris maculata (Agassiz, 1850)
        
        Synonym: Hyla canadensis Noble, 1923
        
        Synonym: Hyla septentrionalis — Noble, 1923
        
        Species: Pseudacris nigrita (LeConte, 1825)
        
        Synonym: Hyla nigrita — Noble, 1923
        
        Synonym: Pseudacris verrucosus — Noble, 1923
        
        Species: Pseudacris ocularis (Bosc, 1801)
        
        Synonym: Hyla ocularis — Noble, 1923
        
        Species: Pseudacris ornata (Holbrook, 1836)
        
        Synonym: Hyla occidentalis — Noble, 1923
        
        Synonym: Hyla ornata — Noble, 1923
        
        Synonym: Hyla weberi Noble, 1923
        
        Synonym: Pseudacris copii — Noble, 1923
        
        Species: Pseudacris triseriata (Wied-Neuwied, 1838)
        
        Synonym: Hyla triseriata — Noble, 1923
      - Genus: Scinax Wagler, 1830
        
        Synonym: Ololigon — Miranda-Ribeiro, 1923
      - Genus: Smilisca
        
        Species: Smilisca phaeota (Cope, 1862)
        
        Synonym: Hyla baudini dolomedes Barbour, 1923
      - Genus: Tlalocohyla
        
        Species: Tlalocohyla picta (Günther, 1901)
        
        Synonym: Hyla picta — Nieden, 1923
    - Subfamily: Pelodryadinae
      - Genus: Litoria
        
        Species: Litoria brevipes (Peters, 1871)
        
        Synonym: Phractops brevipes — Nieden, 1923
        
        Species: Litoria dahlii (Boulenger, 1896)
        
        Synonym: Phractops dahlii — Nieden, 1923
        
        Species: Litoria gilleni (Spencer, 1896)
        
        Synonym: Hyla gilleni — Nieden, 1923
        
        Species: Litoria jeudii (Werner, 1901)
        
        Synonym: Hyla jeudei — Van Kampen, 1923
        
        Species: Litoria longicrus (Boulenger, 1911)
        
        Synonym: Hyla longicrus — Nieden, 1923
        
        Species: Litoria nigropunctata (Meyer, 1875)
        
        Synonym: Hyla atropunctata — Van Kampen, 1923
        
        Synonym: Hyla nigropunctata — Nieden, 1923
        
        Species: Litoria platycephala (Günther, 1873)
        
        Synonym: Phractops platycephalus — Nieden, 1923
        
        Species: Litoria pygmaea (Meyer, 1875)
        
        Synonym: Hyla mehelyi Nieden, 1923
        
        Species: Litoria tornieri (Nieden, 1923)
        
        Synonym: Hyla tornieri Nieden, 1923
    - Subfamily: Phyllomedusinae
      - Genus: Agalychnis
        
        Species: Agalychnis lemur (Boulenger, 1882)
        
        Synonym: Phyllomedusa lemur — Nieden, 1923
      - Genus: Phrynomedusa Miranda-Ribeiro, 1923
        
        Species: Phrynomedusa fimbriata Miranda-Ribeiro, 1923
      - Genus: Phyllomedusa
        
        Species: Phyllomedusa sauvagii Boulenger, 1882
        
        Synonym: Phyllomedusa rickettsii — Nieden, 1923
  - Family: Hylodidae Günther, 1858
    - Synonym: Elosiidae Miranda-Ribeiro, 1923
    - Genus: Hylodes
      - Species: Hylodes nasus (Lichtenstein, 1823)
        
        Synonym: Hylodes ranoides — Miranda-Ribeiro, 1923
        
        Synonym: Megaelosia bufonia — Miranda-Ribeiro, 1923
    - Genus: Megaelosia Miranda-Ribeiro, 1923
      - Synonym: Magaelosia Miranda-Ribeiro, 1923
  - Family: Leptodactylidae Werner, 1896
    - Synonym: Leptodactylinae — Metcalf, 1923
    - Subfamily: Leiuperinae
      - Genus: Edalorhina
        
        Species: Edalorhina nasuta Boulenger, 1912
        
        Synonym: Pleurodema nasuta — Nieden, 1923
        
        Species: Edalorhina perezi Jiménez de la Espada, 1870
        
        Synonym: Paludicola plicifrons — Nieden, 1923
        
        Synonym: Pleurodema buckleyi — Nieden, 1923
        
        Synonym: Pleurodema perezi — Nieden, 1923
      - Genus: Engystomops
        
        Species: Engystomops petersi Jiménez de la Espada, 1872
        
        Synonym: Eupemphix paraensis Müller, 1923
      - Genus: Physalaemus
        
        Species: Physalaemus gracilis (Boulenger, 1883)
        
        Synonym: Paludicola calcarata — Nieden, 1923
      - Genus: Pleurodema
        
        Species: Pleurodema bibroni Tschudi, 1838
        
        Synonym: Pleurodema darwinii — Nieden, 1923
        
        Species: Pleurodema borellii (Peracca, 1895)
        
        Synonym: Pleurodema borelli — Nieden, 1923
        
        Species: Pleurodema cinereum Cope, 1878
        
        Synonym: Pleurodema alpina — Nieden, 1923
        
        Synonym: Pleurodema cinerea — Nieden, 1923
        
        Species: Pleurodema diplolister (Peters, 1870)
        
        Synonym: Pleurodema diplolistris — Nieden, 1923
        
        Species: Pleurodema marmoratum (Duméril and Bibron, 1840)
        
        Synonym: Paludicola sagittifer — Nieden, 1923
        
        Species: Pleurodema thaul (Lesson, 1826)
        
        Synonym: Pleurodema frenata — Nieden, 1923
      - Genus: Pseudopaludicola
        
        Species: Pseudopaludicola mystacalis (Cope, 1887)
        
        Synonym: Physalaemus mysticalis — Nieden, 1923
    - Subfamily: Leptodactylinae Werner, 1896
      - Synonym: Leptodactylinae — Metcalf, 1923
      - Genus: Adenomera
        
        Species: Adenomera andreae (Müller, 1923)
        
        Synonym: Leptodactylus andreae Müller, 1923
        
        Species: Adenomera hylaedactyla (Cope, 1868)
        
        Synonym: Leptodactylus minutus Noble, 1923
      - Genus: Leptodactylus
        
        Species: Leptodactylus albilabris (Günther, 1859)
        
        Synonym: Leptodactylus dominicensis Cochran, 1923
        
        Species: Leptodactylus pentadactylus (Laurenti, 1768)
        
        Synonym: Leptodactylus pentadactylus — Nieden, 1923
        
        Species: Leptodactylus rhodomystax Boulenger, 1884
        
        Synonym: Leptodactylus stictigularis Noble, 1923
        
        Species: Leptodactylus rhodostima (Cope, 1874)
        
        Synonym: Leptodactylus rhodostigma — Nieden, 1923
        
        Species: Leptodactylus rugosus Noble, 1923
        
        Species: Leptodactylus wagneri (Peters, 1862)
        
        Synonym: Leptodactylus wagneri — Nieden, 1923
  - Family: Limnodynastidae
    - Genus: Lechriodus
      - Species: Lechriodus fletcheri (Boulenger, 1890)
        
        Synonym: Ranaster fletcheri — Nieden, 1923
    - Genus: Neobatrachus
      - Species: Neobatrachus pictus Peters, 1863
        
        Synonym: Helioporus pictus — Nieden, 1923
  - Family: Megophryidae
    - Genus: Leptobrachella
      - Species: Leptobrachella natunae (Günther, 1895)
        
        Synonym: Megalophrys natunae — Nieden, 1923
        
        Synonym: Nesobia natunae — Van Kampen, 1923
  - Family: Microhylidae Günther, 1858
    - Synonym: Gastrophrynidae — Metcalf, 1923
    - Synonym: Gastrophryninae — Metcalf, 1923
    - Subfamily: Asterophryinae Günther, 1858
      - Synonym: Asterophryidae — Fejérváry, 1923
      - Synonym: Asterophrynae — Fejérváry, 1923
      - Genus: Albericus
        
        Species: Albericus variegatus (Van Kampen, 1923)
        
        Synonym: Hylophorbus variegatus Van Kampen, 1923
      - Genus: Austrochaperina
        
        Species: Austrochaperina mehelyi (Parker, 1934)
        
        Synonym: Sphenophryne fusca — Van Kampen, 1923
      - Genus: Callulops
        
        Species: Callulops boettgeri (Méhely, 1901)
        
        Synonym: Hylophorbus boettgeri — Van Kampen, 1923
        
        Species: Callulops doriae Boulenger, 1888
        
        Synonym: Hylophorbus neuhaussi — Van Kampen, 1923
        
        Species: Callulops dubius (Boettger, 1895)
        
        Synonym: Hylophorbus dubius — Van Kampen, 1923
      - Genus: Cophixalus
        
        Species: Cophixalus montanus (Boettger, 1895)
        
        Synonym: Hylophorbus montanus — Van Kampen, 1923
      - Genus: Oreophryne
        
        Species: Oreophryne monticola (Boulenger, 1897)
        
        Synonym: Oreophryne monticola — Van Kampen, 1923
        
        Species: Oreophryne variabilis (Boulenger, 1896)
        
        Synonym: Oreophryne variabilis — Van Kampen, 1923
        
        Species: Oreophryne wolterstorffi (Werner, 1901)
        
        Synonym: Hyla wolterstorffi — Nieden, 1923
    - Subfamily: Gastrophryninae Fitzinger, 1843
      - Synonym: Gastrophrynidae — Metcalf, 1923
      - Synonym: Gastrophryninae — Metcalf, 1923
    - Subfamily: Kalophryninae
      - Genus: Kalophrynus
        
        Species: Kalophrynus bunguranus (Günther, 1895)
        
        Synonym: Microhyla bungurana — Van Kampen, 1923
    - Subfamily: Microhylinae
      - Genus: Chaperina
        
        Species: Chaperina fusca Mocquard, 1892
        
        Synonym: Sphenophryne beyeri — Van Kampen, 1923
        
        Synonym: Sphenophryne fusca — Van Kampen, 1923
      - Genus: Metaphrynella
        
        Species: Metaphrynella sundana (Peters, 1867)
        
        Synonym: Kaloula (?) sundana — Van Kampen, 1923
      - Genus: Microhyla
        
        Species: Microhyla annamensis Smith, 1923
      - Genus: Micryletta
        
        Species: Micryletta steinegeri (Boulenger, 1909)
        
        Synonym: Microhyla stejnegeri — Nieden, 1923
  - Family: Odontophrynidae
    - Genus: Proceratophrys
      - Species: Proceratophrys appendiculata (Günther, 1873)
        
        Synonym: Ceratophrys appendiculata — Nieden, 1923
      - Species: Proceratophrys cristiceps (Müller, 1883)
        
        Synonym: Ceratophrys cristiceps — Nieden, 1923
  - Family: Pelobatidae
    - Genus: Pelobates
      - Species: Pelobates fuscus (Laurenti, 1768)
        
        Synonym: Pelobates fuscus fuscus — Mertens, 1923
        
        Synonym: Pelobates fuscus insubricus — Mertens, 1923
      - Species: Pelobates syriacus Boettger, 1889
        
        Synonym: Pelobates syriacus boettgeri Mertens, 1923
        
        Synonym: Pelobates syriacus syriacus — Mertens, 1923
  - Family: Pelodytidae Bonaparte, 1850
    - Synonym: Pelodytinae — Fejérváry, 1923
  - Family: Pipidae Gray, 1825
    - Synonym: Dactylethrinae — Metcalf, 1923
    - Synonym: Pipinae — Metcalf, 1923
    - Synonym: Xenopodinae — Metcalf, 1923
    - Genus: Pipa
      - Species: Pipa parva Ruthven and Gaige, 1923
      - Species: Pipa pipa (Linnaeus, 1758)
        
        Synonym: Pipa pernigra Barbour, 1923
  - Family: Ranidae
    - Genus: Amolops
      - Species: Amolops hainanensis (Boulenger, 1900)
        
        Synonym: Staurois planiformis Smith, 1923
      - Species: Amolops torrentis (Smith, 1923)
        
        Synonym: Micrixalus torrentis Smith, 1923
    - Genus: Huia
      - Species: Huia cavitympanum (Boulenger, 1893)
        
        Synonym: Rana (Hylarana) cavitympanum — Van Kampen, 1923
    - Genus: Hylarana
      - Species: Hylarana arfaki (Meyer, 1875)
        
        Synonym: Rana (Hylarana) arfaki — Van Kampen, 1923
      - Species: Hylarana baramica (Boettger, 1900)
        
        Synonym: Rana (Hylarana) baramica — Van Kampen, 1923
      - Species: Hylarana celebensis (Peters, 1872)
        
        Synonym: Rana (Hylarana) celebensis — Van Kampen, 1923
      - Species: Hylarana chalconota (Schlegel, 1837)
        
        Synonym: Rana (Hylarana) chalconota — Van Kampen, 1923
      - Species: Hylarana crassiovis (Boulenger, 1920)
        
        Synonym: Rana (Hylarana) crassiovis — Van Kampen, 1923
      - Species: Hylarana daemeli (Steindachner, 1868)
        
        Synonym: Rana (Hylarana) daemeli — Van Kampen, 1923
      - Species: Hylarana debussyi (Van Kampen, 1910)
        
        Synonym: Rana (Hylarana) debussyi — Van Kampen, 1923
      - Species: Hylarana elberti (Roux, 1911)
        
        Synonym: Rana (Hylarana) elberti — Van Kampen, 1923
      - Species: Hylarana glandulosa (Boulenger, 1882)
        
        Synonym: Rana (Hylarana) glandulosa — Van Kampen, 1923
      - Species: Hylarana grisea (Van Kampen, 1913)
        
        Synonym: Rana (Hylarana) grisea — Van Kampen, 1923
      - Species: Hylarana kampeni (Boulenger, 1920)
        
        Synonym: Rana (Hylarana) kampeni — Van Kampen, 1923
      - Species: Hylarana kreffti (Boulenger, 1882)
        
        Synonym: Rana (Hylarana) kreffti — Van Kampen, 1923
      - Species: Hylarana labialis (Boulenger, 1887)
        
        Synonym: Rana (Hylarana) labialis — Van Kampen, 1923
      - Species: Hylarana laterimaculata (Barbour and Noble, 1916)
        
        Synonym: Rana (Hylarana) laterimaculata — Van Kampen, 1923
      - Species: Hylarana luctuosa (Peters, 1871)
        
        Synonym: Rana (Hylarana) luctuosa — Van Kampen, 1923
      - Species: Hylarana macrops (Boulenger, 1897)
        
        Synonym: Rana (Hylarana) macrops — Van Kampen, 1923
      - Species: Hylarana nicobariensis (Stoliczka, 1870)
        
        Synonym: Rana (Hylarana) nicobariensis — Van Kampen, 1923
      - Species: Hylarana papua (Lesson, 1826)
        
        Synonym: Rana (Hylarana) papua — Van Kampen, 1923
      - Species: Hylarana persimilis (Van Kampen, 1923)
        
        Synonym: Rana (Hylarana) persimilis Van Kampen, 1923
      - Species: Hylarana signata (Günther, 1872)
        
        Synonym: Rana (Hylarana) signata — Van Kampen, 1923
      - Species: Hylarana spinulosa (Smith, 1923)
        
        Synonym: Rana (Hylarana) spinulosa Smith, 1923
    - Genus: Meristogenys
      - Species: Meristogenys jerboa (Günther, 1872)
        
        Synonym: Rana (Hylarana) jerboa — Van Kampen, 1923
      - Species: Meristogenys whiteheadi (Boulenger, 1887)
        
        Synonym: Rana (Hylarana) whiteheadi — Van Kampen, 1923
    - Genus: Odorrana
      - Species: Odorrana hosii (Boulenger, 1891)
        
        Synonym: Rana (Hylarana) hosii — Van Kampen, 1923
    - Genus: Pelophylax
      - Species: Pelophylax nigromaculatus (Hallowell, 1861)
        
        Synonym: Rana nigromaculata nigromaculata — Terentjev, 1923
        
        Synonym: Rana nigromaculata schybanovi Terentjev, 1923
    - Genus: Rana
      - Species: Rana amurensis Boulenger, 1886
        
        Synonym: Rana temporaria johanseni — Larionov, 1923
      - Species: Rana asiatica Bedriaga, 1898
        
        Synonym: Rana asiatica asiatica — Terentjev, 1923
        
        Synonym: Rana asiatica balchaschensis Terentjev, 1923
        
        Synonym: Rana asiatica issikkulensis Kaschkarov, 1923
      - Species: Rana dybowskii Günther, 1876
        
        Synonym: Rana japonica zografi — Terentjev, 1923
        
        Synonym: Rana tsuschimensis semiplicata — Terentjev, 1923
      - Species: Rana japonica Boulenger, 1879
        
        Synonym: Rana temporaria var. martensi — Okada and Kawano, 1923
      - Species: Rana macrocnemis Boulenger, 1885
        
        Synonym: Rana temporaria warenzowi Terentjev, 1923
      - Species: Rana ornativentris Werner, 1903
        
        Synonym: Rana temporaria var. montana Okada and Kawano, 1923
    - Genus: Sanguirana
      - Species: Sanguirana everetti (Boulenger, 1882)
        
        Synonym: Rana (Hylarana) everetti — Van Kampen, 1923
  - Family: Rhacophoridae
    - Subfamily: Rhacophorinae
      - Genus: Nyctixalus
        
        Species: Nyctixalus pictus (Peters, 1871)
        
        Synonym: Philautus anodon — Van Kampen, 1923
      - Genus: Philautus
        
        Species: Philautus cornutus (Boulenger, 1920)
        
        Synonym: Philautus cornutus — Van Kampen, 1923
        
        Species: Philautus jacobsoni (Van Kampen, 1912)
        
        Synonym: Philautus jacobsoni — Van Kampen, 1923
        
        Species: Philautus similis Van Kampen, 1923
        
        Species: Philautus vittiger (Boulenger, 1897)
        
        Synonym: Philautus vittiger — Van Kampen, 1923
      - Genus: Rhacophorus
        
        Species: Rhacophorus bifasciatus Van Kampen, 1923
        
        Species: Rhacophorus margaritifer (Schlegel, 1837)
        
        Synonym: Rhacophorus javanus — Van Kampen, 1923
  - Family: Scaphiopodidae
    - Genus: Scaphiopus
      - Species: Scaphiopus couchii Baird, 1854
        
        Synonym: Scaphiopus laticeps — Nieden, 1923
  - Family: Telmatobiidae
    - Genus: Telmatobius
      - Species: Telmatobius culeus (Garman, 1876)
        
        Synonym: Telmatobius escomeli Angel, 1923
- Order: Caudata
  - Family: Ambystomatidae
    - Genus: Dicamptodon
      - Species: Dicamptodon aterrimus (Cope, 1868)
        
        Synonym: Dicamptodon aterrimus — Dunn, 1923
  - Family: Hynobiidae
    - Genus: Hynobius
      - Species: Hynobius kimurae Dunn, 1923
        
        Synonym: Hynobius kimurai — Dunn, 1923
        
        Synonym: Hynobius luteopunctatus Dunn, 1923
      - Species: Hynobius nebulosus (Temminck and Schlegel, 1838)
        
        Synonym: Hynobius ikishimae Dunn, 1923
        
        Synonym: Hynobius vandenburghi Dunn, 1923
      - Species: Hynobius retardatus Dunn, 1923
      - Species: Hynobius sonani (Maki, 1922)
        
        Synonym: Hynobius sonani — Dunn, 1923
      - Species: Hynobius stejnegeri Dunn, 1923
      - Species: Hynobius tsuensis Abé, 1922
        
        Synonym: Hynobius bicolor Dunn, 1923
        
        Synonym: Hynobius tagoi Dunn, 1923
    - Genus: Onychodactylus
      - Species: Onychodactylus fischeri (Boulenger, 1886)
        
        Synonym: Nychodactylus fischeri — Dunn, 1923
    - Genus: Salamandrella
      - Species: Salamandrella keyserlingii Dybowski, 1870
        
        Synonym: Hynobius cristatus — Dunn, 1923
  - Family: Plethodontidae
    - Subfamily: Hemidactyliinae
      - Genus: Eurycea
        
        Species: Eurycea quadridigitata (Holbrook, 1842)
        
        Synonym: Eurycea quadridigitata quadridigitata — Dunn, 1923
        
        Synonym: Eurycea quadridigitata remifera — Dunn, 1923
        
        Synonym: Manculus quadridigitatus quadridigitatus — Stejneger and Barbour, 1923
        
        Synonym: Manculus quadridigitatus remifer — Stejneger and Barbour, 1923
      - Genus: Pseudotriton
        
        Species: Pseudotriton montanus Baird, 1850
        
        Synonym: Pseudotriton montanus flavissimus — Stejneger and Barbour, 1923
        
        Synonym: Pseudotriton montanus montanus — Stejneger and Barbour, 1923
    - Subfamily: Plethodontinae
      - Genus: Aneides
        
        Species: Aneides aeneus (Cope and Packard, 1881)
        
        Synonym: Aneides aeneus — Dunn, 1923
      - Genus: Desmognathus
        
        Species: Desmognathus fuscus (Rafinesque, 1820)
        
        Synonym: Desmognathus phoca — Dunn, 1923
      - Genus: Ensatina
        
        Species: Ensatina eschscholtzii Gray, 1850
        
        Synonym: Ensatina croceater — Dunn, 1923
        
        Synonym: Ensatina platensis — Dunn, 1923
      - Genus: Hydromantes
        
        Species: Hydromantes genei (Temminck and Schlegel, 1838)
        
        Synonym: Hydromantes genei — Dunn, 1923
        
        Species: Hydromantes italicus Dunn, 1923
        
        Species: Hydromantes platycephalus (Camp, 1916)
        
        Synonym: Hydromantes platycephalus — Dunn, 1923
  - Family: Salamandridae
    - Subfamily: Pleurodelinae
      - Genus: Ichthyosaura
        
        Species: Ichthyosaura alpestris (Laurenti, 1768)
        
        Synonym: Triturus alpestris alpestris — Mertens, 1923
      - Genus: Triturus
        
        Species: Triturus arntzeni Litvinchuk, Borkin, Džukić, and Kalezic, 1999
        
        Synonym: Triton cristatus karelini forma byzanthina Wolterstorff, 1923
        
        Species: Triturus carnifex (Laurenti, 1768)
        
        Synonym: Triturus cristatus carnifex — Wolterstorff, 1923
        
        Species: Triturus cristatus (Laurenti, 1768)
        
        Synonym: Triturus cristatus cristatus — Mertens, 1923
        
        Species: Triturus dobrogicus (Kiritzescu, 1903)
        
        Synonym: Triton cristatus cristatus forma dobrogica — Wolterstorff, 1923
        
        Synonym: Triton cristatus danubialis forma werneri Wolterstorff, 1923
        
        Synonym: Triton cristatus danubialis Wolterstorff, 1923
        
        Synonym: Triturus cristatus danubialis — Mertens, 1923
        
        Species: Triturus karelinii (Strauch, 1870)
        
        Synonym: Triton cristatus karelini forma taurica Wolterstorff, 1923
- Order: Gymnophiona
  - Family: Ichthyophiidae
    - Genus: Ichthyophis
      - Species: Ichthyophis glandulosus Taylor, 1923

Amphibian Species of the World 5.6, an Online Reference

Names with citations in year 1923