original description
Cook, O. F.; Collins, G. N. (1895). The Craspedosomatidae of North America. Annals of the New York Academy of Sciences, 9: 1-100. New York, available online at http://biodiversitylibrary.org/page/35260543
page(s): 85 [details]
original description
(of Caseya heteropus Cook & Collins, 1895) Cook, O. F.; Collins, G. N. (1895). The Craspedosomatidae of North America. Annals of the New York Academy of Sciences, 9: 1-100. New York, available online at http://biodiversitylibrary.org/page/35260543
page(s): 85 [details]
additional source
Gardner, M. R.; Shelley, R. M. (1989). New records, species and genera of Caseyid Millipeds from the Pacific Coast of North America (Diplopoda: Chordeumatida: Caseyidae). Pan-Pacific Entomologist, 65(2): 177-268. SanFrancisco [details]
From editor or global species database