The structure and some aspects of development of the onychophoran head
Butt, Ferdinand H. (Ferdinand Hinchley), 1899-1993
Article
1959
Smithsonian miscellaneous collections
137
43--60
BioStor
English
Washington Smithsonian Institution 1862-1972
BioStor: https://biostor.org/reference/104919 DOI: https://doi.org/10.5962/bhl.part.22328