Hymenoptera Heloridae et Proctotrupidae
By: von Hubert Pschorn-Walcher.
Series: Insecta Helvetica.; 4
Publisher: Entomologisches Institut der ETH
Published: 1971
Place of publication: Zürich
Language: ger
Number of pages: 64
Subjects: Heloridae -- Classification.; Proctotrupidae -- Classification.; Insects -- Classification.; Insects -- Switzerland -- Classification.
Notes: Bibliography: p. 57-58.
Includes index.