402 STALK-EYED CRUSTACEA 



e. Second and third abdominal segment have two 

 pairs of spines ; fourth segment has one pair. Lateral 

 spines of rostrum are as large as the rostrum. — 

 (yl/. longipes) 



f. Second, third, and fourth abdominal segments have 

 small spines ; the last spine is median. Lateral rostral 

 spines do not exceed the eye. — {M. stimpsonii^ 



II. Eyes small. 



g. Second abdominal segment has four spines. Lateral 

 spines of rostrum exceed the eye. — (J/, miovphthalnm.) 



I. Eyes large 



I. Munida iris. 



Munida iris . . . . A. Milne Edwards, A. Milne 



Edwards and Bouvier. 

 Munida cai'ibcea . . . S. J. Smith. 



The hairs which garnish the transverse striae of the 

 carapace have a remarkable iridescent reflection. The 

 gastric region has some small spines in front ; there are 

 none behind. The lateral borders have seven spines ; the 

 first the longest. The lateral points of the rostrum 

 exceed the eyes slightly. The first pair of legs very 

 large ; the hand is almost cylindrical, rough, and has very 

 small spines on its superior border ; the fingers are long, 

 frail, and applied the one against the other. The abdomen 

 has no spines. The basal joint of the internal antennae 

 exceeds the eyes ; they have three spines upon their 

 external border, and a fourth, much longer, upon the 

 internal border. 



They grow to a large size. 



Range. — Barbados. 



