ZOOLOGY FOR MEDICAL STUDENTS 

 I E 



CHAP. 



vnr 



Fig, 100. 



Scorpion — enlarged view of tlie bases of appendages II-IV. The reference line points in II, III 

 and IV to the basal segment modified for crushing and cutting the food. 



app. 



Fig. 1 01, 



Longitudinal section through breathing organ of (A) Limulus ; (B) Scorpion, 

 app, Appendage ; r.l, respiratory lamellae ; s, stigma. 



