. Bulletin of the Wisconsin Natural History Society. Natural history -- Wisconsin. 1911] Muttkowski, Studies iii Tetragoneuria. !()•") o .—Similar to the male. Middle femora often luteous. Segment 10 of abdomen with small lateral spots of yellow. Vulvars divaricate, flattened, the tips subacute. Appendages short, spiculiform, pointed. Length abdomen (incl. app.) 27-31 mm., hind wing 27-31 mm. Though exhibiting some variability, the appendages of cynosura are. Figure 3.—T. cynosura Say. The two bottom figures to the left are from a male (B12) which approximates T. wHliamSOni. distinctive f
. Bulletin of the Wisconsin Natural History Society. Natural history -- Wisconsin. 1911] Muttkowski, Studies iii Tetragoneuria. !()•") o .—Similar to the male. Middle femora often luteous. Segment 10 of abdomen with small lateral spots of yellow. Vulvars divaricate, flattened, the tips subacute. Appendages short, spiculiform, pointed. Length abdomen (incl. app.) 27-31 mm., hind wing 27-31 mm. Though exhibiting some variability, the appendages of cynosura are. Figure 3.—T. cynosura Say. The two bottom figures to the left are from a male (B12) which approximates T. wHliamSOni. distinctive from those of the two preceding species and semiquea. Occassionally a specimen, such as B12, approaches Stella, but if the regional difference be taken into account there is little difficulty in separating the forms. In width of the abdomen there is much variation. The series from Wisconsin. F10-F30, shows much variability. Thus Fn is. 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 Wisconsin Natural History Society. Milwaukee, The Society
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