102 BULLETIN 97, UNITED STATES NATIONAL MUSEUM. 



A". Legs of second pair unlike, the right longer than the left. 



B 3 . Second right proportite straight and tapering from proximal to distal end. 

 slender. Chelae feeble, fingers horizontal byssomiae, p. 105. 



B*. Second right propodite straight and tapering from proximal to distal end. 

 Legs not very slender, the first stout. Chelae not feeble, fingers de- 

 flexed canficldi, p. 10G. 



FABIA SUBQUADRATA Dana. 



Plate 24, figs. 1 and 3. 



Fabia snbquadrata DANA, Proc. Acad. Nat. Sci. Philadelphia, vol. 5, 1851, 

 p. 253 (type-locality, Puget Sound; type not extant); Crust. U. S. 

 Expl. Exped., vol. 13, Crust., pt. 1, 1852, p. 382 ; atlas, 1S55, pi. 24, fig. 

 5 o e. HOLMES, Occas. Papers California Acad. Sci., vol. 7, 1900, 

 p. 87 (part; not specimen from San Pedro, described). 



Raphonotus subquadratus RATIIBUN, Harriman Alaska Exped., vol. 10, 

 1904, p. 186 (part; not specimen from Monterey). 



Diagnosis. Front with transverse, pubescent sulcus. Last seg- 

 ment of maxilliped reaches end of penult segment. Palm widens 



Fio. 53. FABIA SUBQUADKATA, FEMALE, a, OUTER MAXILLIPED (17480), X 14 ; 6, DOUSAL 



VIEW OF BODY AND LAST TWO LEGS, X li ', C, BIGHT CHELA, X li ', & AND C FROM 

 MONTEBEY BAY, AFTEB WEYMOCTH. 



distally. Two rows of hair on lower surface of palm, the inner ons 

 continued to end of propodal finger. 



Description of female. Carapace smooth, glossy, membranaceous, 

 subquadrate in outline with angles broadly rounded; space between 

 longitudinal sulci longer than wide and slightly narrowed behind; 

 antero-lateral margin rounded, and marked by a round cluster of 

 pits. Front turned abruptly downward, the vertical part crossed by 

 a shallow, pubescent, transverse sulcus, running between uppermost 

 line of orbits. Eyestalks almost spherical, corneas small. Basal 

 joint of antenna short and wide, situated mostly behind eye. 



Penultimate joint of palp of outer maxilliped broad, flat, bearing 

 the minute third joint near middle of inner margin. 



Cheliped smooth, stouter than legs; hand elongate, increasing in 

 width to distal end, margins almost straight, inner surface hairy ; two 

 rows of hair below, the innermost one continued to end of finger; 



