LIMNORIA LIGNORUM. 



ISOPODA. 



NORM All A. 



351 



ASELLID^E. 



* V : 



LIMNORIA LIGNORUM (THE GRIBBLE). 



Specific character. Entirely covered with small, setose hairs. Lower an- 

 tennas not longer than the head. Terminal segment of the tail entire, 

 rounded, and flattened, with a slight central dorsal carina, and the lateral 

 margins raised. 



Length, about a line and a half. 



Cymotfioa liynorum. RATHKE, Skrivt af Naturh. Selsk, vol. 101, t. 3, f. 14 



(1799). 



Limnoria lignorum. WHITE, Pop. Hist. Brit. Crust, p. 227, pi. 12, f. 5. 



Limnoria terebmns. LEACH, Diet. d. Sci. Nat. art. Cymothoadees, Edinb. 



Enc. vii. p. 433. Trans. Linn. Soc. xi. p. 371. 

 Suppl. Enc. Brit. 1, 428. DESMAREST, Cons. Crust, 

 p. 312. SAMOUELLE, Ent. Compend. p. 109. COLD- 

 STREAM, in Edinb. New Phil. Journ. xvi.* p. 316, 

 t. 6, f. 116. HOPE, Trans. Ent. Soc. Lond. 1, 

 p. 119. W. THOMPSON, Edinb. New Phil. Journ. 

 xviii. p. 127. MILNE EDWARDS, Crust, iii. p. 145. 

 WHITE, B. M. Cat. Brit. Crust, p. 68. GOSSE, 

 Man. Mar. Zool. 1, fig. 242. WESTWOOD, in Gar- 

 dener's Chronicle, 1849, p. 388, fig. annexed. 



* This and the preceding plate are erroneously lettered u vol. xvii." 



