PODOPHTHALMA. 143 



Genera apparently intermediate between the 

 Edriophthalma and Podophthalma. 



FAMILY CUMAD^E. 



Eyes very small, " pedunculated [i.e. stalked], 

 but sessile," very close together, covered by the 

 shell ; carapace large, beaked ; abdomen long, dis- 

 tinctly jointed; the sixth joint armed with two 

 forked styles; antennae variable; legs of two sorts; 

 gills comb-like, on the sides of the thorax. 



Cuma (M.-Edw.). Superior antennae one-jointed, 

 scale-like; inferior five-jointed; fork of the tail- 

 styles with each division two-jointed. 



C. Edwards!!. Fig. 267 ; n. s. 

 Audouinii. 

 trispinosa. 



Alauna (Goodsir). Superior antennae composed 

 of a footstalk and a many-jointed lash; inferior 

 eight-jointed ; first three pairs of feet compound ; 

 internal division of tail-styles three-jointed, outer 

 division one-jointed. 



A. rostrata. Fig. 268 ; n. s. 



Bodotria (Goodsir). First five joints of abdomen 

 each armed with a pair of forked false feet ; both 

 divisions of tail-styles one-jointed. 



B. arenosa. Fig. 269 ; n. s. 



Order III. PODOPHTHALMA. 



Gills naked, attached to the abdominal false 

 feet. Carapace divided into two parts, the fore 

 part bearing the eyes and intermediate antennae ; 

 eyes moveable, set on foot-stalks. 



