W. W. Nassichuk 1971
Full reference
W. W. Nassichuk. 1971. Helicoprion and Physonemus, Permian vertebrates from the Assistance Formation, Canadian Arctic Archipelago. Geological Survey of Canada Bulletin 192:83-93 [M. Clapham/M. Clapham]
Metadata
ID number: | 30290 |
Created: | 2009-07-14 17:49:22 |
Modified: | 2009-07-14 19:49:22 |
Publication type: | journal article |
Taxonomy: | stated with evidence |
Language: | English |
Taxonomic opinions (1) - view classification
'Physonemus belongs to Holocephali' according to W. W. Nassichuk 1971