The phylogeny of the Hemiptera based on a study of the head capsule.
By: With 24 plates.  By Charles Stockman Spooner.
Series: Illinois biological monographs.; vol. XVI, no. 3
Publisher: The University of Illinois press
Published: 1938
Place of publication: Urbana
Language: eng
Number of pages: 102
Subjects: Hemiptera; Head
Notes: Bibliography:  p. 45-50.
On cover:  University of Illinois bulletin.  vol. XXXV, no. 70.  April 29, 1938.
"Contribution from the Entomological laboratories of the University of Illinois.  no. 198."
Descriptive letterpress on versos facing the plates.