Oscaecilia zweifeli Taylor, 1968, Caecilians of the World: 620. Holotype: AMNH 20079, by original designation. Type locality: "a small creek tributary to Río Mazaruni, British Guiana [= Guyana]".
Tributary Caecilian (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 24).
Known only from the imprecise type locality (Guyana).
Lescure and Marty, 2000, Collect. Patrimoines Nat., Paris, 45: 296, provided a photo and brief account for French Guiana.
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