DECAPODS 189 
Family GRAPSIDA. 
Genus Pachygrapsus Randall. 
PACHYGRAPSUS CRASSIPES Randall. 
Distribution.—¥rom Oregon to Gulf of California; Japan; Korea. 
The locality Sandwich Islands, given by Randall, is too doubtful to be 
relied upon. 
PACHYGRAPSUS TRANSVERSUS Gibbes. 
Distribution —¥From California to Peru; Galapagos Islands; Oriental 
region; West Africa; Bermudas; Bahamas and Florida Keys to Rio 
de Janeiro. 
Genus Hemigrapsus Dana. 
HEMIGRAPSUS NUDUS (Dana). 
Brachynotus nudus HOLMES, Occas. Papers Calif. Acad. Sci., vit, 81, 1900, 
and synonymy. 
femigrapsus nudus RATHBUN, Amer. Nat., XXXIV, 587, 1900. 
Harriman Expedition.—Sitka, 10 fathoms; Metlakatla, Alaska; 
Grenville Channel, British Columbia. 
Distribution.—From Sitka to Gulf of California. 
HEMIGRAPSUS OREGONENSIS (Dana). 
Brachynotus oregonensis HOLMES, of. cit., 82, and synonymy. 
Hemigrapsus oregonensis RATHBUN, @oc. cit. 
Harriman Expedition.—Fox Island, Prince William Sound (T. Kin- 
caid); Yakutat; Sitka, 10 fathoms; Metlakatla; Grenville Channel, 
British Columbia. 
Distribution. — From Prince William Sound, Alaska, to Gulf of Cali- 
fornia. Fox Island is farther north than the species has been collected 
hitherto. 
Genus Grapsodius Holmes. 
GRAPSODIUS EXIMIUS Holmes. 
Distribution, —San Diego, California. 
Genus Planes Leach. 
PLANES MINUTUS (Linnzus). 
Distribution.—Temperate and tropical seas. Specimens are in the 
National Museum from lat. 41° N., long. 141° W., at sea west of Hum- 
boldt Bay, California (W. H. Dall, 1871); California (D. S. Jordan, 
