24 ALLAN HANCOCK ATLANTIC EXPEDITION REPORT 



Previous records : 

 Off Pensacola, Florida (Lunz, 1937) : the following records were listed 

 by Manning (1959) as S. inter?nedia: Gulf of Mexico, SILVER 

 BAY Sta. 182 and 8 OREGON Stats.; Caribbean Sea (ORE- 

 GON Sta. 1883); north of British Guiana (OREGON Sta. 

 1983) ; north of Suriname (OREGON Stats. 2285, 2286, 2288) ; 

 north of French Guiana (OREGON Sta. 2295). 95 to 200 fms. 

 Material examined: 

 OREGON Sta. 2351 ; 11°31'N, 62°24'W; northwest of Trinidad ; Sep- 

 tember 23, 1958; 200/185 fms; 15 (USNM). 

 OREGON Sta. 1983; 09°53'N, 59°53'W; north of British Guiana; 



November 3, 1957; 125 fms; IS, 3$ 5 (UMML). 

 OREGON Sta. 1985; 09°41'N, 59°47'W; north of British Guiana; 



November 3, 1957; 150 fms; 15,29? (USNM). 

 OREGON Sta. 2285; 07°27'N, 54°54'W; north of Suriname; Septem- 

 ber 8, 1958; 135/150 fms; 25 5 (UMML). 

 OREGON Sta. 2286; 07°26'N, 54°49'W; north of Suriname; Septem- 

 ber 8, 1958; 105/120 fms; 45 5 (USNM). 

 OREGON Sta. 2288; 07°26'N, 54°40'W ; north of Suriname; Septem- 

 ber 8, 1958; 95 fms; 45 5,4$ 2 (USNM). 

 OREGON Sta. 2295; 07°27'N, 53°47'W; north of French Guiana; 



September 9, 1958; 120/125 fms; 45 5 (UMML). 

 OREGON Sta. 2021; 07°18'N, 53°22'W; north of French Guiana; 

 November 8, 1957; 100 fms; 15 (USNM). 

 Measurements: Males, 81.9 to 137.7 mm, total length; females, 60.6 

 to 147.5 mm, total length. 



Description: Eyes very large, cornea set obliquely on stalk; ocular 

 plates rounded dorsally; rostral plate subtriangular, apex rounded, 

 sharp median carina on anterior half; median carina of carapace 

 bifurcated anterior to dorsal pit, distance from dorsal pit to bifurcation 

 less than distance from bifurcation to anterior margin; anterolateral 

 spines of carapace falling short of rostral base ; lateral margins of cara- 

 pace strongly angled posteriorly; mandibular palp present; five epi- 

 pods present ; raptorial claw large, dactylus armed with six teeth ; dor- 

 sal ridge of raptorial carpus with two teeth; lateral process of fifth 

 thoracic somite sharp, sickle-shaped ; lateral processes of next two so- j 

 mites with a small anterior lobule and larger posterior lobe, acute, di- 

 rected laterally; submedian and intermediate carinae present on last 



