Checklist of Ontario skippers and butterflies
Subtitle: 1969 seasonal summary.
Contributors: Toronto Entomologists Association.
Series: Occasional publication -- no. 1; Occasional publication (Toronto Entomologists' Association) -- no. 1.
Publisher: Toronto Entomologists' Association
Published: 1970
Place of publication: Toronto
Language: eng
Number of pages: 11
Subjects: Megathymidae; Butterflies -- Ontario
Notes: Cover title.

"Printed as M.S." -- P. 1.