Sicklefin smooth-hound

The sicklefin smooth-hound (Mustelus lunulatus) is a houndshark of the family Triakidae. Even some species look similar to Carcharhinus family, mustelus second dorsal fin is much bigger. It is found on the continental shelves of the eastern Pacific, between latitudes 33° N and 7° N. The difference between sharptooth smooth-hound (Mustelus dorsalis) and M. lunulatus, is that the latter's second dorsal fin origin far in advance of the anal fin. It can reach a length of up to 1.7 m (5 ft 7 in). The reproduction of this shark is ovoviviparous.^[2]

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Sicklefin smooth-hound
Conservation status
Least Concern  (IUCN 3.1)[1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Elasmobranchii
Division:	Selachii
Order:	Carcharhiniformes
Family:	Triakidae
Genus:	Mustelus
Species:	M. lunulatus
Binomial name
Mustelus lunulatus D. S. Jordan & C. H. Gilbert, 1882