BARBADOS-ANTIGUA REPORTS 89 
bados, May 31; 6 (3 ovig.). From coral heads, June 4; 11 (7 
ovig.). 
In coloration this species resembles P. rtisei (below), has 
carapace lighter, finely speckled with white, meral joints of legs 
speckled, and others banded about midway. Abdomen speckled 
with white, like carapace, but median, intestinal line white. 
Petrolisthes amenus (Guérin) 
Porcellana amoena Guérin, in La Sagra’s Hist. Cuba, pt. 2, VIII, atlas 
(1857), pl. 2, fig. 2. 
Petrolisthes ? amoenus Benedict, Bull. U. 8. Fish Comm., XX, pt. 2, 1900 
(1901), p. 135, pl. 3, fig. 3. 
D.S. 20; 2 ovig. 
Engineers Pier, Barbados, 15-20 feet, from gorgonians; two 
specimens. Needham’s Point, Barbados, May 18; 10 (3 ovig.). 
Off Needham’s Point, from sponges, May 18, 20-25 feet; 6 (1 
ovig.). Barbados, May 22; 3 (1 ovig.). 
Petrolisthes magnifica (Gibbes) 
Porcellana magnificus Gibbes, Proc. Amer. Assoc. Ady. Sci., III (1850), 
p. 191 [27]. 
Petrolisthes magnifica Benedict, Proc. U. S. Nat. Mus., XVI (1893), p. 
539.—Rathbun, Rapport van de Visscherij en de Industrie van Zeepro- 
ducten in de Kolonie Curagao, uitgebracht door Prof. Dr. J. Boeke, 
pt. 2 (1920), p. 327 [11]. 
Porcellana polita? Milne-Edwards and Bouvier, Mem. Mus. Comp. Zool., 
XLVI, no. 4, p. 293, pl. 1, fig. 7. 
English Harbor; two specimens. Needham’s Point, Barba- 
dos; one specimen. Pelican Island, tide-pool, May 11; 1¢. 
Pillars of Hercules, Antigua; 9 (4 ovig.). 
Pisosoma rtisei Stimpson 
Pisosoma riiset Stimpson, Ann. Lye. Nat. Hist. N. Y., VII, 1859 (1860), 
p- 75 [29]. 
Pisosoma glabra Kingsley, Proc. Acad. Nat. Sci. Phila., XXI, 1879 (1880), 
p. 406, pl. 14, fig. 2—Benedict, Bull. U. S. Fish Comm., XX, pt. 2, 
1900 (1901), p. 135, pl. 3, fig. 5. 
D.S. 20; one specimen. Okra Reef, Barbados, May 13; twen- 
ty specimens. Barbados, May 15; 7 (2 ovig.). Needham’s 
Point, May 18; three specimens. Needham’s Point, diver; one 
specimen. Old coral, May 31; 8 (4 ovig.). From coral heads, 
Barbados, June 4; 6 (3 ovig.). 
In alcohol deep red, with postorbital, anterior shoulder of 
branchial regions and proximal half of leg joints white 
splotched, except in case of legs, in which the entire dactyl is 
