PLATE 4 



EXPLANATION OF FIGURES 



70 to 92 Mandibles with tendons. 



70, 80, 85, 86, 90, 91 Dorsal aspect of sinistral mandible. 



71, 81, 82, 87, 92 Ventral aspect of sinistral mandible. 

 73, 76, 78, 79, 84, 89 Dorsal aspect of dextral mandible. 



72, 75, 77, 83, 88 Ventral aspect of dextral mandible. 

 70 to 73 Blatta orientalis. 



74 to 76 Mantis religiosa. 74, mesal aspect of dextral mandible. 

 77 and 78 Gryllus pennsylvanicus. 



79 and 82 Orchelimum vulgare. 



80 and 81 Diapheromera femorata. 

 83 to 85 Stenopelmatus sp. 



86 and 87 Anisolabis maritima. 



88 to 90 Tettix arenosus. 



91 and 92 Melanoplus differentialis. 



93 Anisolabis maritima, dorsal aspect of sinistral maxilla. 



94 Anisolabis maritima, ventral aspect of sinistral maxilla. 



95 Anisolabis maritima, caudal aspect of cardo. 



296 



