Order Summary for Squatiniformes

  Main Ref
:
  Order
:
Squatiniformes angel sharks
  Class
:
Elasmobranchii
  Sister Order
:
Squaliformes 155 M years
  Ref..
:
  First Fossil Record
:
late Jurassic
  Occurs in
:
Marine
Fresh
Brackish
  Remark
:
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.
  Classetymology
:
Greek eulanein, elasmos = metal beaten out + Greek brangchia = gills. Ref. 45335.
  Orderetymology
:
Latin, squatina = a kind of shark (Ref. 45335).
  Families
:
( n = 1 ) -
Squatinidae

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[ e.g. 9948]                       
Glossary
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