List I | List II |
A. Hexapoda (Insecta) | 2. Body is divided into head thorax and abdomen |
B. Myripoda | 1. Head and trunk |
C. Crustacea | 4. Head and thorax fuses to form cephalothorax covered by carapace shield |
D. Arachnida | 3. Body is divided into prosoma, mesosoma and metasoma |