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Nelson, J.S., 1994

Orectolobiformes carpet sharks

Elasmobranchii

Carchariniformes 155 M years

Shirai, S., 1996  | 

late Jurassic

সামুদ্রিক

টাটকা

ঈষৎ লোনা

Two dorsal fins, without spines; mouth very short, confined to being well in front of eyes; nostrils specialized, with prominent nasoral grooves wit barbels in most; spiracles too large, below the eye except in Rhincodon; many with small gill slits and with fifth slit overlapping the fourth behind the origin of pectoral fin.

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

Greek, orektos = lengthened, prolongued + Greek, lobos = lobe + Latin, forma = shape (Ref. 45335).

( n = 7 ) -
Brachaeluridae Ginglymostomatidae Hemiscylliidae Orectolobidae Parascylliidae Rhincodontidae Stegostomatidae

Ref.
[ e.g. 9948]                       

Glossary
                    [ e.g. cephalopods]