Produced by Stephen Hutcheson and the Online Distributed Proofreading Team at http://www.pgdp.net VENOMOUS ARTHROPOD HANDBOOK Envenomization Symptoms/Treatment, Identification, Biology and Control Terry L. Biery, Captain, USAF, BSC Disease Surveillance Branch Epidemiology Division USAF School of Aerospace Medicine Aerospace Medical Division (AFSC) Brooks Air Force Base, Texas 78235 For sale by the Superintendent of Documents. U.S. Government Printing Office Washington, DC. 20402 Stock No. 008-070-00397-0/Catalog No. D 301,35: 161/43 U.S. GOVERNMENT PRINTING OFFICE: 1977 O—251-048 PREFACE The purpose of this handbook is to provide Air Force medical personnel with a quick reference on the problems caused by the more important venomous arthropods found in the United States. An attempt has been made to include the latest information available in the scientific literature. The author would like to acknowledge the valuable assistance of Mr. Orville V. Anderson, USAFSAM Photographer; Captain Robert W. Clegern, USAF, BSC, Medical Entomologist; and Lieutenant Colonel John C. Moseley, USAF, MC, Dermatologist. CONTENTS INTRODUCTION 1 BITING/PIERCING ARTHROPODS 4 1. Black Widow Spider (_Latrodectus mactans_) 4 2. Brown Recluse Spider (_Loxosceles reclusa_) 6 3. Centipedes (Class: Chilopoda) 8 4. Conenose or Kissing Bugs (_Triatoma_ spp.) 10 5. Wheel Bug (_Arilus cristatus_) 12 STINGING ARTHROPODS 14 1. Ants (Order: Hymenoptera; Family: Formicidae) 14 2. Bees (Order: Hymenoptera; Family: Apidae) 17 3. Scorpions (Class: Arachnida; Order: Scorpionida) 20 4. Velvet Ants (Order: Hymenoptera; Family: Mutillidae) 22 5. Wasps (Order: Hymenoptera; Family: Vespidae) 24 URTICATING/VESICATING ARTHROPODS 26 1. Blister Beetles (Order: Coleoptera; Family: Meloidae) 26 2. Urticating Caterpillars 28 a. Io Moth Caterpillar (_Automeris io_) 28 b. Puss Caterpillar (_Megalopyge opercularis_) 30 c. Saddleback Caterpillar (_Sibine stimulea_) 32 BIBLIOGRAPHY 34