W. B. Clark and M. W. Twitchell 1915

Full reference
W. B. Clark and M. W. Twitchell. 1915. The Mesozoic and Cenozoic Echinodermata of the United States. United States Geological Survey Bulletin 54:1-341 [L. Villier/J. Millet/M. Uhen]
ID number:  16640
Created:  2006-02-16 01:19:25
Modified:  2019-08-08 12:13:14
Publication type:  serial monograph
Taxonomy:  stated without evidence
Language:  English
Taxonomic names (258)
Taxonomic opinions (469) - view classification
Collections (116)