On some phyllocarids and the origin of the Hoplocarida
By: [by] Frederick R. Schram --
Series: Fieldiana -- v. 26, no. 2; Publication 1158; Publication (Field Museum of Natural History) -- 1158.
Publisher: Field Museum of Natural History
Published: 1973
Place of publication: [Chicago]
Subjects: Leptostraca, Fossil.
Other titles: On Phyllocarids and Hoplocarida