NO. 8 HAIG: THE ATLANTIC GALATHEIDEA 7 



Carapace only slightly longer than broad ; at most a spine- 

 tipped lobe on lateral margin at epibranchial angle 



Porcellana 



8, Front feebly trilobate in frontal view; chelipeds and ambula- 

 tory legs not nodular, but chela, at least, is granular and 

 longitudinally ridged .... Megalobrachium 



Front strongly tridentate in frontal view; chelipeds and carpus 

 and propodus of ambulatory legs decorated with tuber- 

 culate or granular nodules . . . Porcellanopsis 



EUGERAMUS Stimpson, 1860 

 Euceramus praelongus Stimpson 



Euceramus praelongus Stimpson, 1860, pp. 444, 445 (type locality, 

 Beaufort, North Carolina). Kingsley, 1878, p. 325; 1880, p. 

 408. Benedict, 1901, p. 138, pi. 3, fig. 12. Hay and Shore, 1918, 

 p. 405, pi. 29, fig. 3. Glassell, 1938, p. 426. Peai^e et al., 1942, 

 p. 185. 

 Previous records. — 

 North Carolina, Beaufort, 4-8 fms: W. Stimpson and T. Gill (Stimp- 

 son) ; Beaufort, 7 fms: H. E. Webster (Kingsley, 1880); off Bird 

 Shoal and Shackleford Bank: (Pearse et al.) ; Lookout Bight: Fish 

 Hawk (Hay and Shore). South Carolina, Charleston: (Glassell). 

 Florida, off W coast, 3 fms: Fish Hawk (Glassell) ; Sarasota Bay and 

 Florida Bay: H. E. Webster (Kingsley, 1880). 

 Material examined. — None. 

 Remarks. — This rare species is known to a depth of 8 fathoms. 



PACHYGHELES Stimpson, 1858 

 Key to the Western North Atlantic Species 



1. Telson of abdomen with 7 plates. Chelipeds finely granulate 



and sometimes covered with a pile of soft hairs . serratus 

 Telson of abdomen with 5 plates 2 



2. Chelipeds naked and completely covered with fine granules 



chacei 



Chelipeds not as above 3 



3. Chelipeds thickly covered with stiff bristles . . pilosus 



No stiff bristles on chelipeds 4 



4. Chelipeds smooth except for rugosity on outer margin of carpus 



riisei 



Chelipeds rough over entire surface 5 



