checklist of Utah butterflies and skippers
By: by Kenneth B. Tidwell and Curtis J. Callaghan.
Contributors: Callaghan, Curtis J.
Series: Mid-continent lepidoptera series -- v. 4 (no. 51)
Publisher: John H. and Wilma L. Masters
Published: 1972
Place of publication: Saint Paul, Minn
Language: eng
Number of pages: 16
Subjects: Hesperiidae.; Butterflies -- Utah
Notes: Cover title.