154 DUBLIN UNIVEBSITY 



dure regionibus branchialibus insitse. Abdominis articulus sextus supra 

 canaliculatus, ultimus supra- sulcatus, dentibus binis utrinque armatus, 

 infra dentibus minutis pratextus. Pedum par primum subcheliforme, 

 brachium. Maribus spina sternale brevissima, faominis obsoleta. Co- 

 lore albus-caerulescens runs et aureis punctis maculatus." 



Habitat : " Zonam corallinam Maris Hibernici juxta ' Bray/ comitat : 

 1 Wicklow.' Longit, unciae tres." 



Channel-tailed Shrimp. 



Spec. Char. — Carapace smooth, excepting a small spine on the me- 

 dian line of gastric region, and one on each branchial ; second pair of 

 legs as long as third; sixth segment of abdomen deeply channelled above ; 

 channel continued as shallow sulcus on terminal segment ; third joint of 

 anterior pair of legs spined ; a minute spine between insertion of second 

 pair of legs in males ; in the female spine, obsolete. 



The colour is bluish gray, dotted over with brown and red. Length 

 of specimens, 1*5 to 3 inches E. P. 7F"., Director, Univ.Mus.~] 



The Chairman then declared the Association adjourned for the Ses- 

 sion. 



