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Depth: 112 to 545 m (61 to 298 fm).<br />
Habitat: sand and shell bottoms.<br />
Palicus gracilis (Smith, 1883) (Proc. U.S. Nat. Mus. 6: 20)<br />
Crabs of the Gulf of Mexico 119<br />
As Cvmopolia gracitfs—Rathbun, 1918, p. 218, text-fig. 132, pi. 50, pi. 51, fig. 1;<br />
Chace, 1940, p. 50.<br />
As Palicus gracilis—Pequegnat, 1970, p. 195, fig. 6-11.<br />
Range: off Massachusetts; east coast of Florida; northwest Florida; Louisiana<br />
to central east coast of Mexico; north coast of Cuba; Curasao.<br />
Depth: 183 to 686m (100 to 375 fm).<br />
Habitat: fine sand and mud substrates.<br />
Remarks: Chace (1956) reported this species in the Gulf of Mexico and<br />
Pequegnat (1970) reported ovigerous females from the same area in August and<br />
November. He further noted that this crab may be able to swim, but is probably<br />
not pelagic.<br />
Palicus obesus (A. Milne Edwards, 1880) (Bull. Mus. Comp. Zool. 8: 27)<br />
As Cymopolia obesa—Ralhbun, 1918, p. 205, text-fig. 125, pi. 49.<br />
As Palicus obesus—Pequegnat, 1970, p. 197.<br />
Range: off northwest Florida and Mississippi; Campeche, Mexico.<br />
Depth: 24 to 220 m (13 to 120 fm).<br />
Remarks: Collected by the R/V Oregon from the northeastern Gulf of Mexico<br />
(Chace, 1956).<br />
Palicus sica (A. Milne Edwards, 1880) (Bull. Mus. Comp. Zool. 8: 29)<br />
As Cymopolia sico—Rathbuii, 1918, p. 208, text-fig. 127, pi. 40, figs. 3-4; Rathbun,<br />
1933, p. 85, fig. 78; Chace, 1940, p. 49.<br />
As Palicus sicus—Milne Edwards & Bouvier, 1902, p. 56, pi. 10, figs. 7-11, pi. 11,<br />
fig. 9; Pequegnat, 1970, p. 198.<br />
Range: Florida Keys and Straits; west coast of Florida; north coast of Cuba;<br />
Puerto Rico; Virgin Islands; Barbados; Grenada.<br />
Depth: 27 to 348 m (15 to 190 fm).<br />
Habitat: sand, mud, shell, and coral bottoms.<br />
Remarks: Pequegnat (1970) reported ovigerous females from the Gulf of<br />
Mexico in mid-July. Rathbun (1918) described the colors of freshly-preserved<br />
specimens. Chace (pers. comm.) notes that the specific name sica is used as a<br />
noun in opposition (L. = curved dagger) and thus should not be changed due<br />
to the transfer of the species to the masculine genus Palicus.<br />
Family PINNO<strong>THE</strong>RIDAE de Haan, 1833<br />
Subfamily PINNO<strong>THE</strong>RINAE de Haan, 1833<br />
Dissodactylus Smith, 1870<br />
Dissodactylus alcocki Rathbun, 1918 (Bull. U.S. Nat. Mus. 97: 124)<br />
Rathbun, 1918, p. 124, text-figs. 70-71, pi. 28, figs. 3-4; Schmitt, McCain &<br />
Davidson, 1973, p. 16.