PLATE CXIX. 



Atya sulcatipes (p. 694). 

 Fig. 1. Lateral view, showing branchias. 

 „ lp. First pleopod. 

 „ lq. Second pleopod. 



Atya serrata (p. 699). 

 „ 2. Lateral view ; enlarged twice. 

 „ 2a. Ophthalrnopod. 



Caridina typus (p. 704). 



, 3. Part of pereion, with appendages. 



, 3d. Mandible. 



, 3i. Second gnathopod. 



, 3k First pereiopod. 



, 3l. Second pereiopod. 



. 3m. Third pereiopod. 



