480 



TSOPODA . 



NOKMALU. 



ONISClDyE. 



ON1SC1DJ1. 



PORCELLIO PICTTJS. 



Specific character. Slightly elongated, moderately granulated, upper sur- 

 face glossy . Lateral lobes of the ceplialon very prominent, curved outwards and 

 downwards ; the median lobe small and curvilinear. Terminal segment of 

 the pleon triangular, acute at the apex, sulcated above. 



Length, about one-third of an inch. 



Porcellio pictus. BRANDT and RATZEBURG, Arzne-tlriere, ii. pi. 12, 



f. 5. Gonspect. Mon. Onisc. Bull. Mosc. vi. 

 p. 176. MILNE EDWARDS, Crust, iii. 166. 

 KIN AH AN, Dublin Nat. Hist. Rev. vol. 4, 1857, 

 p. 278. JOHNSSON, Syn. Framst. Sver. Onisc. 

 p. 22. BURGERSDLJK, Annot. p. 46. 



KOCH, Gout. Panz. Heft. 180, n. 18. 



KOCH, Cont. Panz. Heft. 180, n. 19. 



KOCH, Cont. Panz. Heft. 180, n. 17. ZADDACH, 



Syn. Crust. Pruss. p. 12 (?). 

 Porcellio melanocephalus. SCHNITZLER, Onisc. Bonn. p. 24 (and KOCH ?). 



(Var.) P. serialis. 

 (Var.) P. crassicornis. 

 (Yar. P. conspersus. 



FINELY-MARKED specimens of this species are amongst 

 the handsomest of the British Isopods. The general 



