Asterolecanium variolosum Ratzeburg
Subtitle: a gall-forming coccid, and its effect upon the host trees
By: by Thaddeus Parr.
Publisher: Yale University
Published: 1940
Place of publication: New Haven
Language: eng
Number of pages: 49
Subjects: Asterolecanium variolosum.; Galls (Botany)
Notes: "Literature cited": p. 46-49.
Descriptive letterpress on versos facing the plates.
"The original manuscript ... was submitted as part of a dissertation ... for the degree of Doctor of Philosophy in Yale University [1939]"--p.2