TEXAS PARKS AND WILDLIFE DEPARTMENT

POISONOUS SNAKES OF TEXAS
AND FIRST AID TREATMENT
OF THEIR BITES

BULLETIN NO. 31

Originally published February 1950
Revised February 1952
Reprinted May 1960
Revised July 1963; May 1964
Reprinted Jan. 1967
Reprinted Jan. 1969
Reprinted August 1970

By
JOHN E. WERLER
Director, Houston Zoological Gardens

Published by Texas Parks and Wildlife Department
Austin, Texas

POISONOUS SNAKES OF TEXASAND FIRST AID TREATMENTOF THEIR BITES

POISONOUS SNAKES OF TEXAS
AND FIRST AID TREATMENT
OF THEIR BITES