. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 404 bulletin: museum of comparative zoology the keels and a large spot at the middle of the posterior margin of each segment colorless. In direct comparison with erythropygus this species has the body of similar proportions, not more slender as is said of australis; the anten- nae are slightly more slender; first segment a little shorter with outer angles more acute; lateral keels with a similar tooth at the anterior corner, the outer margin as thick or thicker and slightly irregular, sometimes with two or three denti
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 404 bulletin: museum of comparative zoology the keels and a large spot at the middle of the posterior margin of each segment colorless. In direct comparison with erythropygus this species has the body of similar proportions, not more slender as is said of australis; the anten- nae are slightly more slender; first segment a little shorter with outer angles more acute; lateral keels with a similar tooth at the anterior corner, the outer margin as thick or thicker and slightly irregular, sometimes with two or three denticules, especially on the non-porifer-. Fig. 15. Euryurus falcipes. Gonopod. ous segments, the posterior margin of the keels somewhat more evidently serrate-dentate than in erythropygus: segments 2 to 18 in- clusive with a considerable area on each side, adjacent to the legs, densely beset with small but pronounced granules, as in that species. Last segment with the produced portion as wide or even wider (male type) at the apex than at the base. Gonopods as shown in figure 15. Males with the sternum of the third and fourth legs with a tiny conic tubercle on each side; in erythropygus these tubercles are entirely lacking or are exceedingly 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 Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum
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