Comparative morphology, phylogeny, and classification of fossil Coleoidea /
Jeletzky, Jurij Alexandrovich.
Comparative morphology, phylogeny, and classification of fossil Coleoidea / J. A. Jeletzky. - Lawrence, Kan. : Paleontological Inst., Univ. of Kansas, 1966. - 162 p. : ill. ; 30 cm. - The University of Kansas paleontological contributions Mollusca ; 7 42 .
Comparative morphology, phylogeny, and classification of fossil Coleoidea / J. A. Jeletzky. - Lawrence, Kan. : Paleontological Inst., Univ. of Kansas, 1966. - 162 p. : ill. ; 30 cm. - The University of Kansas paleontological contributions Mollusca ; 7 42 .