. Bulletin - United States National Museum. Science. 140 BULLETIN 97, UNITED STATES NATIONAL MUSEUM. Chelipeds small, about as long as first leg; lower margin of propo- dus straight; manus suboblong, marginate below; fingers slender, subequal, not gaping, dactylus a little the longer, and having a tooth at the proximal third of its prehensile edge. First and second legs similar, the second a little the longer, especially as to the last two segments; dactyli very slightly curved, long-pointed. Third leg stout, exceeding the second by the length of its dactyl and half its propodus; lower edge of
. Bulletin - United States National Museum. Science. 140 BULLETIN 97, UNITED STATES NATIONAL MUSEUM. Chelipeds small, about as long as first leg; lower margin of propo- dus straight; manus suboblong, marginate below; fingers slender, subequal, not gaping, dactylus a little the longer, and having a tooth at the proximal third of its prehensile edge. First and second legs similar, the second a little the longer, especially as to the last two segments; dactyli very slightly curved, long-pointed. Third leg stout, exceeding the second by the length of its dactyl and half its propodus; lower edge of ischium, merus and propodus armed with stout spinules; postero-distal end of ischium prolonged in a stout, curved spine, the point of which is directed upward and backward; dactylus more strongly curved than in preceding legs, and gradually tapering to a slender point. The small, posterior leg, if extended, would about reach the end of the merus of the third leg; its dactylus is stoutish, nearly straight, the tip curved slightly upward. Abdomen constricted at base of second segment, widest between second and third segments, from which point it graduall}'^ narrows,. FlQ. 83. PiNNlXA HETIXENS, EXDOGXATH OP OUTEE MAX- ILLIl-ED OB" MALE HOLOTYPB. X 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
