. Bulletin of the United States Geological and Geographical Survey of the Territories. Geology. THORELL ON ARANE^ OF COLORADO. 529 of the first pair of legs. Tibia as wide as long; ou the outer side two curved processes, the outer seen from above or below, shaped like the point of a fish-hook, the inner rounded and widened at the end. Bulb of the palpal organ as thick as wide, the penis starting from the upper portion, and curved toward the point of the tarsus on the inner side, a soft whitish ap- pendage lying parallel to the penis. On the opposite side of the palpal organ is a jDointed tooth
. Bulletin of the United States Geological and Geographical Survey of the Territories. Geology. THORELL ON ARANE^ OF COLORADO. 529 of the first pair of legs. Tibia as wide as long; ou the outer side two curved processes, the outer seen from above or below, shaped like the point of a fish-hook, the inner rounded and widened at the end. Bulb of the palpal organ as thick as wide, the penis starting from the upper portion, and curved toward the point of the tarsus on the inner side, a soft whitish ap- pendage lying parallel to the penis. On the opposite side of the palpal organ is a jDointed tooth, extending over the edge of the bowl of the tarsus. Anterior row of eyes slightly curved downward, the lateral a little larger than the middle pair, placed a little lower and half as far from the middle eyes as these from each other. Upper row of eyes a little longer than the front row, the lateral eyes I'lo-19—x)ras««s .111 .1 coloradensis, Emer- turned outward, and farther from the middle eyes than , cT. these from each other. One <? from Gray's 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 Geological and Geographical Survey of the Territories (U. S. ). Washington : Government Printing Office
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectgeology, bookyear1874