Trachycosmus

PLATNICK, NORMAN I., 2002, A Revision Of The Australasian Ground Spiders Of The Families Ammoxenidae, Cithaeronidae, Gallieniellidae, And Trochanteriidae (Araneae: Gnaphosoidea), Bulletin of the American Museum of Natural History 2002 (271), pp. 1-1 : 1-

KEY TO SPECIES OF TRACHYCOSMUS

1. Males............................. 2

– Females........................... 5

2. Cymbium greatly elongated (fig. 289).............................. sculptilis

– Cymbium shorter (figs. 293, 297, 301).. 3

3. Retrolateral tip of median apophysis broad, rounded (figs. 301, 302)...... cockatoo

– Retrolateral tip of median apophysis sharply pointed (figs. 293, 297)............. 4

4. Embolus relatively long, extending far proximal of palpal bulb (fig. 297)................................. turramurra

– Embolus shorter, not extending proximal of palpal bulb.................... allyn

5. Epigynal atrium extended anteriorly, with narrow anterior margin (fig. 291), median ducts coiled (fig. 292)........ sculptilis

– Epigynal atrium not extended anteriorly, with wide anterior margin (figs. 295, 299), median ducts not coiled (figs. 296, 300).. 6

6. Epigynal atrium a deeply excavated, anteriorly narrowed triangle (fig. 295)... allyn

– Epigynal atrium not deeply excavated... 7

7. Epigynal septum relatively wide, bearing posteriorly originating ridge along midline (fig. 303)...................... cockatoo

– Epigynal septum relatively narrow, preceded posteriorly by pair of semicircular posterior margins (fig. 299)......... turramurra