Fatspine spurdog

Taxobox
name = Fatspine spurdog
status = DD
trend =


regnum = Animalia
phylum = Chordata
classis = Chondrichthyes
subclassis = Elasmobranchii
ordo = Squaliformes
familia = Squalidae
genus = Squalus
species = "S. sp. D"
binomial = "Squalus sp. D"
binomial_authority = The fatspine spurdog, "Squalus sp. D", is a dogfish which is yet to be formally described. It is a member of the family Squalidae, found on the continental shelf off the northern coast of Western Australia, at depths of between 180 and 200 m. The length of the longest male specimen measured is 56 cm.

The fatspine spurdog is a rare, small and slender dogfish with a broad head and short snout. There is a broad, small medial barbel on the anterior nasal flaps. The pectoral fin has a shallowly concave posterior margin. The first dorsal fin is moderately high, and both dorsal fin spines are very stout.

Coloration is light grey above, paler below, with no white spots. The pale dorsal fins have dusky tips.

Its reproduction is ovoviviparous.

ee also

* List of sharks

References

* Compagno, Dando, & Fowler, "Sharks of the World", Princeton University Press, New Jersey 2005 ISBN 0-691-12072-2
* Cavanagh, R.D. & Lisney, T.J. 2003. [http://www.iucnredlist.org/search/details.php/42725/all Squalus sp. nov. D] . [http://www.iucnredlist.org 2006 IUCN Red List of Threatened Species. ] Downloaded on 03 August 2007.