Open main menu

Herpetoskylax is an extinct genus of biarmosuchians which existed in South Africa. The type species is Herpetoskylax hopsoni.[2] It lived in the Late Permian Period.[3]

Temporal range: Late Permian 259–254 Ma
Herpetoskylax hopsoni
Scientific classification edit
Kingdom: Animalia
Phylum: Chordata
Order: Therapsida
Suborder: Biarmosuchia
Genus: Herpetoskylax
Sidor and Rubidge, 2006
H. hopsoni
Binomial name
Herpetoskylax hopsoni
Sidor and Rubidge, 2006

The genus name means ‘reptile-puppy’, from the Ancient Greek herpeto- (ἑρπετόν, ‘creeping animal’) and skylax (σκύλαξ, ‘young dog’). The juxtaposition of reptilian and mammalian names highlights the transitional characters of therapsids.[4] The type specimen is CGP 1/67, a skull.


  1. ^
  2. ^ Sidor, C.A., and Rubidge, B.S. (2006). "Herpetoskylax hopsoni, a new biarmosuchian (Therapsida: Biarmosuchia) from the Beaufort Group of South Africa" In: Amniote Paleobiology, perspectives on the Evolution of mammals, birds and reptiles, edited by Carrano, M.T., Gaudin, T.J., Blob, R.W., and Wible, J.R. Chicago University Press, p. 76-113
  3. ^ Palaeocritti - a guide to prehistoric animals. Herpetoskylax hopsoni. Downloaded 25/03/2011
  4. ^ Carrano, Matthew T. (2006). Amniote Paleobiology. University of Chicago Press. p. 80. ISBN 978-0-226-09478-6.