Occasional papers of the Museum of Natural History, the University of Kansas.

no.166 (1994)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.106 (1983)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.39 (1975)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.112 (1984)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.45 (1976)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.164 (1994)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.48 (1976)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.160 (1993)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.119 (1985)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.57 (1976)

Occasional papers of the Museum of Natural History, the University of Kansas.

no.168 (1994)

Occasional papers of the California Academy of Sciences.

no. 26 (1961)

Occasional papers of the California Academy of Sciences.

no. 27 (1960)

Special occasional publication / Department of Mollusks, Museum of Comparative Zoology, Harvard University.

no.6 (1985)

Fauna of New England.

Boston Society of Natural History. Occasional Pape