Pseudotriakidae
False catshark
(Pseudotriakis microdon)
Slender smooth-hound
(Gollum attenuatus)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Subdivision: Selachimorpha
Order: Carcharhiniformes
Family: Pseudotriakidae
T. N. Gill, 1893
Genera[1]

The Pseudotriakidae are a small family of ground sharks, belonging to the order Carcharhiniformes, containing the false catsharks (genera Pseudotriakis and Planonasus) and gollumsharks (genus Gollum). It contains the only ground shark species that exhibit intrauterine oophagy, in which developing fetuses are nourished by eggs produced by their mother.[1]

Undescribed species

One undescribed species is known - one in the genus Gollum, (Gollum sp. B) - the white-marked gollumshark.[2][3]

References

Wikispecies has information related to Pseudotriakidae.
  1. ^ a b Froese, Rainer, and Daniel Pauly, eds. (2012). "Pseudotriakidae" in FishBase. December 2012 version.
  2. ^ Compagno, L.J.V.; M. Dando & S. Fowler (2005). Sharks of the World. Princeton University Press. pp. 257–260. ISBN 978-0-691-12072-0.
  3. ^ Weigmann, S., Stehmann, M.F.W. & Thiel, R. (2013): Planonasus parini n. g. and n. sp., a new genus and species of false cat sharks (Carchariniformes, Pseudotriakidae) from the deep northwestern Indian Ocean off Socotra Islands. Zootaxa, 3609 (2): 163–181.


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