500 STALK-EYED CRUSTACEA 



I. Gonodactylus chiragra. 



Gonodactylus cJdragra .... Latreille, H, Milne 



Edwards, Brooks. 

 Mantis marina bai-badcnsis . . Petiver. 



Sqiiilla cJiiragra Fabricius, Desmarest. 



Cancer chii-agrus Herbst. 



The rostral lamina has in the middle line a long 

 spiniform tooth. The eyes are pyriform. -The tarsi of 

 the three last pairs of legs fiat, but narrow. Colour, 

 green banded with darker green 



Range. — Seas of most warm countries. Found under 

 stones at Barbados when the tide is out ; St. Thomas, 

 Bermuda, Mediterranean Sea, Pacific. 



2. Pseudosquilla. 



Pseudosquilla . . . Guerin, Brooks. 



Hind body smooth, convex, and narrow. The sixth 

 abdominal segment separated from the telson by a 

 movable joint. The dactyle of the raptorial claw not 

 dilated at base, with few marginal spines, or none. The 

 submedian spine of the telson long, tipped with movable 

 spinules with usually a single secondary spinule, some- 

 times two, three, or four, between the submedian and 

 intermediate marginal spines ; the terminal joint of the 

 first abdominal appendage of the male imperfectly divided 

 by a marginal notch into an inner and an outer lobe. 

 The rostrum without lateral spines. 



Range. — Warm seas, Atlantic and Pacific Oceans. 



