| Squalus nasutus | |
|---|---|
Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Division: | Selachii |
| Order: | Squaliformes |
| Family: | Squalidae |
| Genus: | Squalus |
| Species: | S. nasutus |
| Binomial name | |
| Squalus nasutus | |
Squalus nasutus, thewestern longnose spurdog, is adogfish of thefamilySqualidae, found on thecontinental shelf off the northwest and southwest coasts ofWestern Australia, at depths between 300 and 510 m. Its length is at least 55 cm.[2]
Squalus nasutus is a rare, small and slender dogfish with a narrow head and long, narrow snout. A short medialbarbel is on theanterior nasal flaps. Thepectoral fin has a shallowly concave posterior margin. The firstdorsal fin is moderately high with a short spine.[3]
Coloration is light grey above, paler below, with no white spots. The pale dorsal fins have dusky tips and posterior margins. A dark blotch is seen on part of thecaudal fin's posterior margin.[3]
Its reproduction isovoviviparous.
