Apterichtus

Apterichtus is a genus of fish in the family Ophichthidae (snake eels). Many of its species are called finless eels.

Apterichtus
Apterichtus caecus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Anguilliformes
Family:	Ophichthidae
Subfamily:	Ophichthinae
Genus:	Apterichtus A. M. C. Duméril, 1806
Type species
Caecilia branderiana Lacépède, 1800
Synonyms
Branderius Rafinesque, 1815 Ophisurapus Kaup, 1856 Typhlotes Fischer, 1813 Verma Jordan & Evermann, 1896

The name literally means "finless fish" in Greek, from apteron ('no-fins' < privative a + pteron) and ichthys ('fish').^[1]

Species

There are currently 18 recognized species in this genus:

• Apterichtus anguiformis (W. K. H. Peters, 1877) (Slender finless eel)
• Apterichtus ansp (J. E. Böhlke, 1968) (Academy finless eel)
• Apterichtus australis McCosker & J. E. Randall, 2005
• Apterichtus caecus (Linnaeus, 1758) (European finless eel)
• Apterichtus dunalailai McCosker & Hibino, 2015^[2]
• Apterichtus equatorialis (G. S. Myers & Wade, 1941) (Equatorial finless eel)
• Apterichtus flavicaudus (Snyder, 1904)
• Apterichtus gracilis (Kaup, 1856)
• Apterichtus hatookai Hibino, Shibata & Kimura, 2014 (Orange-blotched finless eel) ^[3]
• Apterichtus jeffwilliamsi McCosker & Hibino, 2015^[2]
• Apterichtus kendalli (C. H. Gilbert, 1891) (Western Atlantic finless eel)
• Apterichtus klazingai (M. C. W. Weber, 1913) (Sharp-snout finless eel)
• Apterichtus malabar McCosker & Hibino, 2015^[2]
• Apterichtus monodi (C. Roux, 1966)
• Apterichtus moseri (D. S. Jordan & Snyder, 1901)
• Apterichtus mysi McCosker & Hibino, 2015^[2]
• Apterichtus nanjilnaduensis
• Apterichtus nariculus McCosker & Hibino, 2015^[2]
• Apterichtus orientalis Machida & Ohta, 1994
• Apterichtus succinus Hibino, McCosker & Kimura, 2016^[4]