Squalidae
Encyclopedia : S : SQ : SQU : Squalidae
Squalidae is the family of dogfish sharks. These sharks are characterized by smooth dorsal fin spines, teeth in upper and lower jaws similar in size, caudal peduncle with lateral keels; upper precaudal pit usually present, and caudal fin without subterminal notch.
There are eleven species in two genera:
- Genus Cirrhigaleus
- * Roughskin spurdog, Cirrhigaleus asper (Merrett, 1973).
- * Cirrhigaleus barbifer Tanaka, 1912
- Genus Squalus
- * Spiny dogfish, Squalus acanthias (Linnaeus, 1758).
- * Squalus acutirostris (Chu, Meng & Li, 1984).
- * Longnose spurdog, Squalus blainville (Risso, 1827).
- * Cuban dogfish, Squalus cubensis (Howell-Rivero, 1936).
- * Japanese spurdog or Japanese roughshark, Squalus japonicus (Ishikawa, 1908).
- * Shortnose spurdog, Squalus magalops (Macleay, 1881).
- * Blacktail spurdog, Squalus melanurus (Fourmanoir & Rivaton, 1979).
- * Shortspine spurdog, Squalus mitsukurii (Jordan & Snyder, 1903).
- * Cyrano spurdog, Squalus rancureli (Fourmanoir & Rivaton, 1979).
References
- ["Squalidae"]. FishBase. Ed. Ranier Froese and Daniel Pauly. January 2006 version. N.p.: FishBase, 2006.
From Wikipedia, the Free Encyclopedia. Original article here. Support Wikipedia by contributing or donating.
All text is available under the terms of the GNU Free Documentation License See Wikipedia Copyrights for details.