Mr, L. A. Borradaile — J^^otes on Carides. 211 



18. Periclimenes [Cristiger) commensalis. 



Rostrum |, lanceolate, reaching end of antennular stalk, no 

 tooth behind orbit. Supraorbital, hepatic, and antennal 

 spines present. Two distal spines on first joint of antennule. 



Torres Straits, on Comanthus annulatus. 



19. Periclimenes [Corniger^ cornutus. 



Rostrum ^, deep, lanceolate, outstretched by antennal stalk. 

 Eye without papilla. 



Male Atoll, Maldive Is., on crinoid. 



20. Periclimenes (^Corniyer) ceratophlhalmus. 



Rostrum ^, shallow, lanceolate, outreached bj antennal 

 stalk. Eye with papilla at a{)ex. 

 Mal^ Atoll, J\ialdive Is., on crinoid. 



21. Periclimenes {Fahiger) nilandensis. 



Rostrum ^, outreaching antennular stalk distinctly and 

 antennal scale barely, its upper edge gently concave from 

 the base. Supraorbital, antennal, and hepatic spines present. 

 Antennal scale broad, with distal spine not projecting beyond 

 end. St-cond legs unequal, unarmed. 



S. Nilandu Atoll, Maldive Is. 



22. Periclimenes {Falciger) offinis. 



Rostrum \, outreaching antennular stalk but not antennal 

 scale, straight at first, then gently upcurved, its tip simple. 

 Supraorbital, anteimal, and hepatic spines present. Outer 

 edge of long joint of third maxilliped bears several spines. 

 Second leg with two spines and a blunt tooth at end of 

 wrist, fingers toothed, about one-third length of palm, wrist 

 nearly twuce length of fingers. 



Salomon I. 



23. Periclimenes [Falciger) duhius. 



Related to P. ajfinis, but (1) rostrum j, its tip bifid, (2) in 

 second leg, wrist and arm stouter, and fingers about equal to 

 wrist, more than half length of palm. 



Minikoi. 



