240 



ISOPODA. 



NORM ALT A. 



BOPYRID.E. 



BOPTRID^. 



PHRYXUS PAGURI. 



Male. With the cephalon nearly as broad as the joints of the pereion, 

 with two minute eyes. Aijtennse and pereiopoda not porrected in the front 

 or extending beyond the sides of the body. Pleon narrower than the pereion, 

 having the three anterior segments indistinctly defined. 



Female. Broadly ovate, nearly symmetrical, with very large ovigerous 

 scales. Pereiopoda robust, of considerable size, equally developed on each 

 side of the body. Pleon with the four anterior segments defined ; each 

 provided on each side with, a pair of subglobose lobes attached by short 

 foot-stalks to a common slender base. 



Length of the male, one-eighth of an inch ; of the female, nearly half an 

 inch. 



Phryxus Paguri. RATKKE, in Nova Acta Acad., Nat. Curios., xx. p. 57, 



tab. 1, figs. 13-15, male ; tab. 2, figs. 11, 12, female. 



OUR figures of this species are copied from a very 

 careful series of drawings, made by our friend Mr. Robert 

 Templeton, from specimens taken from a Pagurus, dredged 

 off Bird Island, Strangford Lough, in from eight to ten 

 fathoms deep, with a muddy and shelly bottom, by Mr. 



