APA (7th ed.) Citation

Taphorn, D. C., & Marrero, C. (1990). Hoplomyzon sexpapilostoma, a new species of Venezuelan catfish (Pisces, Aspredinidae): With comments on the Hoplomyzontini. Field Museum of Natural History.

Chicago Style (17th ed.) Citation

Taphorn, Donald C., and Crispulo Marrero. Hoplomyzon Sexpapilostoma, a New Species of Venezuelan Catfish (Pisces, Aspredinidae): With Comments on the Hoplomyzontini. Chicago, Ill.: Field Museum of Natural History, 1990.

MLA (9th ed.) Citation

Taphorn, Donald C., and Crispulo Marrero. Hoplomyzon Sexpapilostoma, a New Species of Venezuelan Catfish (Pisces, Aspredinidae): With Comments on the Hoplomyzontini. Field Museum of Natural History, 1990.