338 



ASELLID.E. 



I SOP DA. 



NOR MALI A. 



A SELL! D.^. 



JAN IRA MACULOSA. 



Specifc charade): Aslicoloiired, entirely covered with minute dark- 

 lirown dots ; segments of the pereion finely but irregularly denticulated along 

 the lateral margins. Pleon sei-rated on the latero-posterior margin. Basal 

 joint of the uropoda as long as the terminal rami, of which the outer one is 

 slightly longer than the inner. 



Length, from one-quarter to one-third of an inch. 



Janlra maculosa. Leach, Edin. Enc. vii. p. 434. Trans. Linn. Soc. xi. 



p. 373. Suijpl. Enc. Brit. i. p. 428. Samouelle, 



Ent. Compend. p. 110. White, B. M. Cat. Brit. 



Crust, p. 70. Rathke, Nov. Acta. xx. p. 24. 

 Oniscoda maculosa. Lateeille, Regne An. iv. p. 141. Milne Edwards, 



Crust, iii. p. 151. White, Pop. Hist. Brit. Crust. 



p. 184, pi. 12, f. 7. Gosse, Man. Mar. Zool. 1, 



f. 244. 



The body is flat and oblong, rather than ovate, in form, 

 in consequence of the width of the head and tail. The 



