Invertebrate zoology - Engemann, Joseph G. 4 0 16; 1880-1942, Hegner, Robert William; 5 (New York : Macmillan, 1981)
In the 2d ed. Hegner's name appeared first on t.p.
Includes bibliographies and index.
Keywords: 2 -- 0; 6; Invertebrates. -- 20; 20; 2