PLATE II. ORTHOPTKRA. 



MANTIS CAROLINA: (Linn.) Scudder's Catalogue, p. 48. f'hasmufa 



Fig. 1 Egg case. 



2 Egg case with young escaping. 



3 Young Mantis devouring another. 



4 Young Mantis in the Nymph state. (Gray variety.) 



5 Young " " " (Green variety.) 



6 Imago. Mantis Carolina. (Linn.) ^ 



7 " " 9 (Gray var.) 



9 (Green var.) 

 9 Egg case cut longitudinally to exhiliit structure. 



10 " 



11 " " transversely 



12 Wings of c? 



13, 14, 15 Base of Antennae, fore legs and tarsi. 

 16 Wings of 9 

 * 1 7 Sciara ? 



*This fly was popularly believed to be connected with the yellow fever whirli raged in Norfolk,. 

 Va. in 1855. They were exceedingly numerous there during the whole time the yellow lever was 

 prevalent in that year, and hence were known in Norfolk and its vicinity as "yellow fever flies." 

 (See Sciara in Diptera.) 



