. Bulletin. Natural history; Natural history. 222 Illinois Natural History Survey Bulletin Vol. 32, Art. 3. Fig. 94—100. — Tabuda varia Wlk. mole terminalla. 94. — Genitalia in lateral view. 95. — Gono- coxites and hypandrium in ventral view. 96. — Gonocoxites with appendages and aedeagus in dorsol view. 97. — Epandrium with appendages in dorsal view. 98. — Aedeagus in laterol view. 99. — Sternite 8. 100. — Tergite 8. Scale; mm. proximal portion of ejaculatoiy apodeme; ventral apodeme large, narrowly spoon shaped distally; ejaculatory apodeme has enlarged proximal and distal sections; vent
. Bulletin. Natural history; Natural history. 222 Illinois Natural History Survey Bulletin Vol. 32, Art. 3. Fig. 94—100. — Tabuda varia Wlk. mole terminalla. 94. — Genitalia in lateral view. 95. — Gono- coxites and hypandrium in ventral view. 96. — Gonocoxites with appendages and aedeagus in dorsol view. 97. — Epandrium with appendages in dorsal view. 98. — Aedeagus in laterol view. 99. — Sternite 8. 100. — Tergite 8. Scale; mm. proximal portion of ejaculatoiy apodeme; ventral apodeme large, narrowly spoon shaped distally; ejaculatory apodeme has enlarged proximal and distal sections; ventral lobes of gonocoxite (Fig. 96) small, narrow, directed upward, but not visible in ventral view; parameral pro- cess strongly united with dorsal surface of gonocoxite, at most a wartlike process present; parameral apodeme distinct but small; gonocoxites (Fig. 95) not united ventrally, short and high in lateral view (Fig. 94), project dorsally; h^-pandrium (Fig. 95) free, foiTning a long, narrow band adjoining anterior margin of gono- coxites for a long distance. Habitat Little is known as to the habitat that these interesting looking flies occupy. One specimen of planiceps was collected in sand dunes near San Francisco. Two specimens of borcalis were collected on sand near coyote holes (Cole 1923a:83).. 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 Illinois. Natural History Survey Division. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Survey Division
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