. Bulletin - United States National Museum. Science. 352 BUIvLETIN 129, UNITED STATES NATIONAL. MUSEUM Description after Bell and Nohili.—Carapace rounded behind, depressed, covered with low tuberosities; lateral margin without teeth, perpendicular. Rostrum minute, tapering to the point, which is slightly divided. Basal antennal joint with but one anterior tooth or lobe (according to Bell's figure 4 Ic) and that at the outer angle. Chelipeds in the male longer and much more robust than the ambulatory legs. The arm has two series of quadrilateral excava- tions on the upper and outer surfaces, d
. Bulletin - United States National Museum. Science. 352 BUIvLETIN 129, UNITED STATES NATIONAL. MUSEUM Description after Bell and Nohili.—Carapace rounded behind, depressed, covered with low tuberosities; lateral margin without teeth, perpendicular. Rostrum minute, tapering to the point, which is slightly divided. Basal antennal joint with but one anterior tooth or lobe (according to Bell's figure 4 Ic) and that at the outer angle. Chelipeds in the male longer and much more robust than the ambulatory legs. The arm has two series of quadrilateral excava- tions on the upper and outer surfaces, diminishing backwards. Hands tumid, convex inwardly and outwardly, smooth, carinated beneath, fingers meeting only at point, notably arcuate and leaving a large interspace except at tips, edge not excavated nor serrated, but with a single bifid tubercle near the middle of the movable finger. Legs flattened above, longitudinally rugose, the sides furnished with rather long hairs. Color.—Light yellowish brown above, paler beneath (Bell). Measurements.—Length of carapace of type-specimen mm. (6 lines), width of same mm. (5 lines). Range.—Galapagos Islands, 7 fathoms, sandy mud (Bell); Bay of Santa Elena, Ecuador (Nobili).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
