Bartail spurdog

Taxobox
name = Bartail spurdog
status = DD
trend =


regnum = Animalia
phylum = Chordata
classis = Chondrichthyes
subclassis = Elasmobranchii
ordo = Squaliformes
familia = Squalidae
genus = Squalus
species = "S. sp. A"
binomial = "Squalus sp. A"
binomial_authority = The bartail spurdog, "Squalus sp. A", is a dogfish which is yet to be formally described. It is a member of the family Squalidae, found on the continental shelf off Queensland, Australia, at depths of between 220 and 450 m. The length of the longest specimen measured, an immature male, is 62 cm.

The bartail spurdog is a rare, fairly slender dogfish with a broad head and short snout. There is a broad, large medial barbel on the anterior nasal flaps. The pectoral fin has a deeply concave posterior margin. The first dorsal fin is high and short.

Coloration is greyish-brown above, white below, with no white spots. The dorsal fins have dusky tips, and there is a bar along the caudal fin base.

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
* Lisney, T.J. & Cavanagh, R.D. 2003. [http://www.iucnredlist.org/search/details.php/42722/all Squalus sp. nov. A] . [http://www.iucnredlist.org 2006 IUCN Red List of Threatened Species. ] Downloaded on 03 August 2007.