Classification and evolution of the eumenine wasp genus Symmorphus Wesmael (Hymenoptera: Vespidae)
By: Jeffrey M. Cumming.
Series: Memoirs of the Entomological Society of Canada -- no. 148
Publisher: Entomological Society of Canada
Published: 1989
Place of publication: Ottawa
Language: eng
Number of pages: 168
Subjects: Eumenidae.
Notes: Summary in English and French.

Bibliography: p. 111-115.