44.4, ONISCIDA. 
ISOPODA. ONISCIDZ. 
NORMALIA. 

LIGIA OCEANICA. ° 
Specific character. Somewhat depressed, oval, cephalon transverse, 
covered with smooth granulations. External antenn with the flagellum 
fourteen-jointed, nearly glabrous. Last segment of pleon rounded posteriorly, 
with the lateral angles projected on each side. Terminal uropoda with the 
peduncle nearly as long as the last segment of the pleon. 
Length, about one inch. 
Oniscus oceanicus, Linn. Syst. Nat. ii. p. 1061. Prnnant, Brit. 
Zool. (Edit. 1777), iv. t. 18, f. 4. 
Ligia oceanica. Fasriorvs, Ent. Syst. Suppl. p. 301. Larrerute, 
Hist. Nat. Crust. et Ins. vii. p. 31. Lacn, 
Trans. Linn. Soc. xi. p. 374. Edinb. Ene. 
vii. p. 406. Ene. Brit. Suppl. i. p. 428. 
SAMOUELLE, Ent. Compend, p. 111. Drs- 
MAREST, Cons. Crust. p. 317, t. 49, f. 3-4. 
Roux, Crust. Mediterr. t. 13, f. 8. Minynz 
Epwarps, Crust. iii. p. 155. Branpt, Bull. 
Mose. vi. p. 172. Wurtz, B, M. Cat. Brit. 
Crust. p. 71. Pop. Hist. Brit. Crust. p. 233, 
