Chascanopsetta

Chascanopsetta is a genus of flatfish in the family Bothidae (lefteye flounders) found in deeper parts of the Pacific and Indian Oceans with a single species, C. lugubris also occurring in the Atlantic Ocean. It contains ten member species.^[1]

Chascanopsetta
Conventional and X-ray images of a Chascanopsetta species
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Carangiformes
Suborder:	Pleuronectoidei
Family:	Bothidae
Genus:	Chascanopsetta Alcock, 1894[1]
Type species
Chascanopsetta lugubris Alcock, 1894
Species
See text.
Synonyms
Pelecanichthys Gilbert & Cramer, 1897 Trachypterophrys Franz, 1910

Description

Members of this genus have an elongate body and a relatively large mouth, the latter giving rise to the common name pelican flounder (primarily used for P. lugubris). They lack rostral, orbital, or mandibular spines.^[1]

Species

There are currently ten recognized species in this genus:^[2]

• Chascanopsetta crumenalis (C. H. Gilbert & Cramer, 1897)
• Chascanopsetta elski Foroshchuk, 1991
• Chascanopsetta danae Bruun, 1937 (Angry pelican flounder)
• Chascanopsetta kenyaensis Hensley & Smale, 1997
• Chascanopsetta lugubris Alcock, 1894 (Pelican flounder)
• Chascanopsetta megagnatha Amaoka & Parin, 1990
• Chascanopsetta micrognatha Amaoka & Yamamoto, 1984
• Chascanopsetta novaeguineae Tongboonkua, Lee & Chen, 2018 (New Guinean pelican flounder)
• Chascanopsetta prognatha Norman, 1939
• Chascanopsetta prorigera (C. H. Gilbert, 1905)