FIGURE 1. Lithopanopeus truesdalei n. gen., n in A new genus and species of mud crab (Crustacea, Brachyura, Panopeidae) from shoreline waters of the western Gulf of Mexico

FIGURE 1. Lithopanopeus truesdalei n. gen., n. sp., male holotype (USNM 1611097 = ULLZ 17919) A–F, H; male paratype (USNM 1541468 = ULLZ 6447) G, I. A, right side of carapace, dorsal surface; B, left side of carapace, ventral surface; C, right third maxilliped detached, external surface, (arthrobranch gill pair not shown); D, right third maxilliped detached, internal surface; E., major (left) cheliped, supero-internal surface; F, major (left) chela, external surface; G, major (left) chela fingers, external surface; H, minor (right) cheliped, infero-external surface; I, minor (right) cheliped, supero-internal surface. Scale bars = 2.0 mm.