The Goblin Spiders of the New Endemic Australian Genus Cavisternum (Araneae: Oonopidae) Author Baehr, Barbara C. Author Harvey, Mark S. Author Smith, Helen M. text American Museum Novitates 2010 2010-03-04 3684 1 40 http://www.bioone.org/doi/abs/10.1206/667.1 journal article 10.1206/667.1 0003-0082 5358760 C6A064BB-45E2-494A-935D-D7797D6E7BCC Cavisternum carae , new species Figures 13 , 95–97 , map 2 TYPE: AUSTRALIA : Northern Territory : Male holotype from Douglas Daly , 13 ° 50 9 S , 131 ° 11 9 E ( Oct. 1997 , T.B. Churchill ; PBI_OON 00005434), deposited in WAM (T82256) . ETYMOLOGY: The specific name is a patronym in honor of Cara Churchill, the daughter of Tracey Churchill who was the collector of the holotype and many other interesting oonopid spiders. DIAGNOSIS: Males of C. carae resemble those of C. bertmaini with the sternal concavity occupying about half the sternal length (fig. 13) and the epigastric scutum strongly protruding. Males of C. carae can be separat- ed by their broad, medially bent embolus with a tiny retrobasal spike (fig. 97). MALE: Total length 1.10. Carapace 0.49 long, 0.37 wide; abdomen 0.61 long, 0.32 wide. Carapace, sternum, mouthparts, and abdominal scutae pale orange, legs yellow. Sternum longer than wide, concavity small with dropshaped field of clavate setae, covering about M of sternum width and K of sternum length at posterior median part of sternum (fig. 13). Cheliceral fangs elongated, tips bent posteromedially forming V shape, tip widened distally (fig. 13). Abdomen cylindrical, epigastric scutum strongly protruding. Cymbiumbulb complex square with a broad, medially bent embolus with a tiny retrobasal spike (figs. 95–97). Figs. 95–97. Cavisternum carae , new species , male palp (PBI_OON 05434). 95. Prolateral view. 96. Retrolateral view. 97. Dorsal view. FEMALE: Unknown. DISTRIBUTION: This species is recorded only from the type locality, in northwestern Northern Territory (map 2) .