STALK-EYED CRUSTACEA 363 



below its superior border, a wide longitudinal groove. 

 Length about ten lines ; colour whitish. 

 Range. — West Indies. 



2. Clibanarius. 



Clibanarhis . Dana, Stimpson, Heller, Miers, Haswell, 

 Henderson, A. Milne Edwards and 

 Bouvier. 



Carapace dilated posteriorly. Rostrum weak, sharp 

 or obtuse, with the ophthalmic scales close together. 

 The eye -stalks are more or less thin and long, not, 

 or slightly, dilated anteriorly; the peduncles of the 

 antennules and of the antennae are usually short ; the 

 acicles are little developed. The gills are in two rows 

 and undivided. The first pair of legs subequal ; the 

 fingers, moving in a horizontal plane, are excavated and 

 have horny tips. The penultimate pair of legs subcheli- 

 form ; the last pair chelate, with long fingers. Males 

 without protruded vas deferens. 



Range. — West Indies, Bass Strait, Tasmania. 



I. Clibanarius anomalus. 



Clibanariiis anomalus ... A. Milne Edwards and 



Bouvier. 



The carapace, long, deeply notched behind, is smooth, 

 and naked except for a few hairs on the sides and the 

 middle of the front. The rostrum is obtuse. The 

 ophthalmic scales, with a wide base, terminate in a 

 bidentated, lanceolate lamina. The eye-stalks are a 

 little shorter than the breadth of the frontal border. The 

 cornea have depressions in which are implanted short 

 microscopic hairs. The flagellum is naked, strong, and 

 formed of very short joints ; it exceeds the extremity of 



