148 first Annual WBWeport 
Figure 84. MHyalella azteca 
A, Adult female. B, Maxillipeds. C, First maxilla. D, Mandible. E, Second 
maxilla. F, Lower lip. G, Second gnathopod of male. H, Second gnathopod of 
female. I, First gnathopod. J, Second antenna. K, First antenna. L, Second 
peraeopod. M, Third peraeopod. N, Fifth peraeopod. O, First uropod. P, First 
pleopod. Q, Second uropod. R, Third uropod. S, Telson. 
