Matheson Library
Empowering Knowledge, Inspiring Discovery

Invertebrate zoology /

Hegner, Robert William, 1880-1942.

Invertebrate zoology / Robert W. Hegner, Joseph G. Engemann. - 2nd ed. - New York : Macmillan, 1968. - xviii, 619 p. : ill. ; 24 cm.


Invertebrates.