338 ASELLID#. 
ISOPODA, ASELLID. 
NORMALIA. 

JANIRA MACULOSA, 
Specific character. Ash-coloured, entirely covered with minute dark- 
brown dots; segments of the pereion finely but irregularly denticulated along 
the lateral margins. Pleon serrated on the latero-posterior margin. Basal 
joint of the uropoda as Jong 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. 
Janira maculosa. Lracu, Edin. Ene. vii. p. 434. Trans. Linn. Soc. xi. 
p. 373. Suppl. Enc. Brit. i. p. 428. SamovEnie, 
Ent. Compend. p. 110. Wurrn, B. M. Cat. Brit. 
Crust. p. 70. RatuKe, Nov. Acta. xx. p. 24. 
Oniscoda maculosa. LATREILLE, Régne An. iv. p. 141. Mitnz Epwarps, 
Crust. iii. p. 151. Wurrs, Pop. Hist. Brit. Crust. 
p- 184, pl. 12, f. 7. Gossz, Man. Mar. Zool. 1, 
f. 244, 
TE body is flat and oblong, rather than ovate, in form, 
in consequence of the width of the head and tail. The 
