PLATE LXXXVT. 



Crangon affinis (p. 484). 



Fig. 1. Carapace, dorsal view ; enlarged twice. 



,, 1&. First antenna. 



„ Id. Mandible ; e, first siagnopod ; f, second siagnopod ; shown in their natural 

 position. 



,, 2. Branchiae, in natural position. 



,, 3. Rhipidura. 



Crangon vulgaris (p. 483). 

 ,, 4. Brephalos, lateral view. 

 „ 4z. Telson of same. 



Pontocaris propensalata (p. 496). 

 ,, 5. Branchiae, in natural position. 



