Megalocephalus

Not to be confused with Megacephalosaurus or Megalosaurus.

Megalocephalus
Temporal range: Late Carboniferous, Westphalian A-C
Skull diagram of Megalocephalus pachycephalus in dorsal view (left) and ventral view (right)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Sarcopterygii
Clade: Tetrapodomorpha
Family: †Baphetidae
Subfamily: †Loxommatinae
Genus: †Megalocephalus
Barkas, 1873
Type species
†Orthosaurus pachycephalus
Barkas, 1873
Species
  • †Megalocephalus pachycephalus (Barkas, 1873)
  • †Megalocephalus lineolatus (Cope, 1877)
Synonyms
Synonyms of M. pachycephalus
  • Pteroplax brevicornis
    Thomas & Young, 1870
  • Orthosaurus pachycephalus
    Barkas, 1873
  • Megalocephalus macromma
    Barkas, 1873
  • Orthosauriscus pachycephalus
    (Kuhn, 1933)
  • Megalocephalus brevicornis
    (Romer, 1947)
Synonyms of M. lineolatus
  • Leptophractus lineolatus
    Cope, 1877
  • Anisodexis Cope, 1882

Megalocephalus (meaning "big head") is an extinct genus of baphetid tetrapodomorph from the late Carboniferous (Westphalian A-C) of the British Isles and the United States (Ohio).[1] It contains two species, M. pachycephalus and M. lineolatus.[2]

  1. ^ Benson, R.; Anderson, J.; Brusatte, S.; Clack, J.; Dennis-Bryan, K.; Duffin, C.; Hone, D.; Naish, D.; Xu, X.; Prothero, D.; Parsons, K.; Milner, A.; Johanson, Z. (2012). Prehistoric Life. London: Dorling Kindersley. p. 165. ISBN 978-0-7566-9910-9.
  2. ^ "Confirmation of Romer's Gap as a low oxygen interval constraining the timing of initial arthropod and vertebrate terrestrialization". Ward et al. National Academy of Sciences. 2008. Retrieved 2008-08-15.