PEDIGREE 
OF TRACHEATA, 
Butterflies 
Lepidoptera 
oe Two-wings 
Hymenoptera Dunteea 
* Beetles tk 
Coleoptera Hinsilons 
a 
Gauze wings 
Straight-wings Neuroptera a 
Orthoptera | 
eee 
Primeval Flies 
Archiptera 
Scorpions Double-footed 
Scorpioda Diplopoda 
Tailor Spiders 
Opiliones 
f Book Scorpions 
Mites Pseudoscorpioda 
Acarida 
Tarantella : 
Weaving Spiders Phrynida Simple-footed 
Aranee Chilopoda 
Centipedes 
Myriapoda 
_—— 
Scorpion Spiders 
Solifugze 
Spiders. 
Arachnida 
Flies. 
Insecta Hexapoda 
Primary Air-breathing Arthropods 
Protracheata 
Articulated Worms 
Coelminthes 
