468 BULLETIN 152, UNITED STATES NATIONAL MUSEUM 



Avalon Bay; October 22, 1910; P. S. Barnhart; 2 young (50198). 

 Isthmus; December 27, 1912; 1 young (50195). Isthmus Harbor; 

 November 27, 1913; 27 males, 16 females (50199). 



San Nicholas Island; H. N. Lowe; 5 males, 1 female (32973). 



San Clemente Island; January, 1899; H. N. Lowe; 1 female (23060). 



La Jolla: March 6, 1898; Albatross; 1 female (21780). From kelp 

 holdfast on beach; August 18, 1918; W. L. Schmitt; 3 young (53981). 

 Tide pools; September 22, 1918; W. L. Schmitt; 1 young (53980). 



San Diego: Henry Hemphill; 8 males, 12 females (17535). C. R. 

 Orcutt; 1 male, 1 female (17303). 



Southern California; 1874; W. H. Dall; 20 males, 12 females, 11 

 young (14751). 



Sou them California; Anton Dohrn,Y enice Marine Biological Station: 

 I male (50194), 1 female (50197). February 19, 1913; 4 males, 5 

 females (50189). March 13, 1913; 10 males, 8 females (50190). 



Off southern California; Albatross; 1 male (18178). 



LOWER CALIFORNIA.— Cortez Bank; lat. 32° 23' 30'' N.; 

 long. 119° 02' 15" W.; 55 fathoms; gray sand; temperature 53.1° F.; 

 January 16, 1889; 1 young male (17396). 



PARAXANTHIAS INSCULPTL'S (Stimpson), new combination 



Plate 189, Figure 4 



Xanthodes insculpta Stimpson, Ann. Lye. Nat. Hist. New York, vol. 10, 1871, 



p. 105 [15] (type-looality. Cape St. Lucas; type not extant). 

 Xanthias insculptus Rathbun, Bull. Labor. Nat. Hist. State Univ. Iowa, vol. 4, 



1898, p. 271. 

 Pilumnoides pusillus Rathbun, Proc. Washington Acad. Sci., vol. 4, 1902. p. 281, 



pi. 12, figs. 9 and 10 (type-locality, Tagus Cove, Albemarle Island; cotype. Cat. 



No. 24832, U.S. N.M.).— Boone, Zoologica, vol. 8, 1927, p. 215, text-fig. 78. 

 Xanthias insculpta Rathbun, Zoologica, vol. 5, 1924, p. 157, text-fig. 38. — 



Boone, Zoologica, vol. 8, 1927, p. 207, figs. 74 A and 74 B (megalops). 



Diagnosis. — Carapace areolate, chelipeds nodulous. Palm with two 

 longitudinal ridges. 



Description. — Carapace naked, slightly convex, somewhat lobulate, 



^^ the protogastric region 



divided in two by a lon- 

 gitudinal furrow, median 

 furrow also deep, the area 

 adjacent to the antero- 

 lateral margin broken up 

 into four or five lobules; 

 entire surface very finely 

 granulate. Margin of 

 frontal lobes slightly 

 convex except for a squarish tooth at outer angle. Orbital margin 

 with two shallow V-shaped fissures above and one below outer angle. 



Figure 77.— Paeaxanthias insculptus, male (24832), carapace 

 3 MM. WIDE. o. Chela, b. Dorsal view of crab 



