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Nelson, J.S., 1994

Squatiniformes angel sharks

Elasmobranchii

Squaliformes 155 M years

Shirai, S., 1996  | 

late Jurassic

海

新鮮な

汽水性の

Body raylike; eyes dorsal; two spineless dorsal fins; no anal fin; five gill openings; spiracle large; mouth almost terminal; nostrils terminal with barbels on anterior margin. Maximum length up to 2 m.

Greek eulanein, elasmos = metal beaten out + Greek brangchia = gills. Ref. 45335.

Latin, squatina = a kind of shark (Ref. 45335).

( n = 1 ) -
Squatinidae

Ref.
[ e.g. 9948]                       

Glossary
                    [ e.g. cephalopods]