How to know the grasshoppers, crickets, cockroaches, and their allies /

Helfer, Jacques R.

How to know the grasshoppers, crickets, cockroaches, and their allies / by Jacques R. Helfer. - Dover ed. - New York : Dover Publications, c1987. - vii, 363 p. : ill. ; 22 cm.

"An enlarged republication of the second (1972) edition of How to know the grasshoppers, cockroaches and their allies." Includes index.

0486253953 (pbk.)

86029322


Orthoptera--United States.
Insects--United States.

REF QL507.1.U6 / H45 1987

595.7/26