470 BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



joints combined, and armed inside with 18-20 spines; dactylar claws 

 in all pairs nearly equal. Middle piece of male operculum not 

 expanded at the end, which is quadrilobate. Uropoda exceeding in 

 length the caudal segment, basal part rather elongated, though not 



FIG. 524. JANIKA MACULOSA (AFTER SAKS), a, ANTERIOR LIP. b, DORSAL VIEW OF FEMALE, c, 

 MAXILLIPED. d, FIRST MAXILLA, e, FIRST ANTENNA. /, SECOND MAXILLA. 0, MANDIBLE. A, MAN- 

 DIBLE WITH PALP, i, SECOND ANTENNA, j, FIRST LEG. k, POSTERIOR LIP. I, UHOPOD. in, FOURTH 



PLEOPOD OF FEMALE. 11, FIFTH LEG. 0, ABDOMEN (INNER SIDE), p, THIRD PLEOPOD OF FEMALE. 



q, FIFTH PLEOPOD OF FEMALE, r, FEMALE OPERCULUM. , FIRST AND SECOND PLEOPODS OF MALE. 

 t, TERMINAL JOINT OF FIFTH LEG. 



quite as long as the inner ramus, outer ramus somewhat smaller than 

 the inner, both being linear in form. Color, yellowish, densely 

 mottled with reddish brown specks. Length of adult female, 7 mm., 

 of male, 10 mm/' G. O. SARS. 



Crust, of Norway, II, 1899, pp. 99-100. 



