''Thalassophryne'' is a genus of toadfishes found in the western

Atlantic Ocean The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...

with one species (''T. amazonica'') found in the

Amazon River The Amazon River (, ; es, Río Amazonas, pt, Rio Amazonas) in South America is the largest river by discharge volume of water in the world, and the disputed longest river system in the world in comparison to the Nile. The headwaters of t ...

and some of its tributaries.

Species

There are currently six recognized species in this genus: * '' Thalassophryne amazonica''

Steindachner Franz Steindachner (11 November 1834 in Vienna – 10 December 1919 in Vienna) was an Austrian zoologist, ichthyologist, and herpetologist. He published over 200 papers on fishes and over 50 papers on reptiles and amphibians. Steindachner describ ...

, 1876 * '' Thalassophryne maculosa'' Günther, 1861 (Cano toadfish) * '' Thalassophryne megalops'' B. A. Bean & A. C. Weed, 1910 * '' Thalassophryne montevidensis'' ( C. Berg ( es), 1893) * '' Thalassophryne nattereri''

, 1876 * '' Thalassophryne punctata''

, 1876

Venom

Members of the genus ''Thalassophyne'' are venomous. Venom is delivered through two hollow spines on the dorsal fin and two spines on pre-opercular regions, a venomous gland is located at the base of the spines and can be erected or depressed by the fish.

Species

Venom

References

Further reading