Neoanagraphis pearcei Gertsch 1941

Vetter, Richard S., 2001, Revision Of The Spider Genus Neoanagraphis (Araneae, Liocranidae), The Journal of Arachnology 29 (1), pp. 1-10 : 6-7

Neoanagraphis pearcei Gertsch 1941

Figs. 6-8 , 10

Neoanagraphis pearcei Gertsch, 1941: 19 -20, fig. 46. Male holotype - Yermo, San Bernardino Co., California, 28 October 1939, in AMNH, examined.

Diagnosis.— See N. chamberlini .

Description. — Male: Total length 4.6 (3.2- 6.8). Carapace 2.3 (1.7-3.0) length, 1.8 (1.3- 2.6) width. Abdomen 2.4 (1.5-3.8) length, 1.4 (0.8-2.2) width. Cymbium 0.80 (0.49-1.02) length. Additional spination from that presented for genus: femora: I r 1-1-0-1, II r 1- 1-1 or 1-1-0-1, III r 0-1-1 or 1-1-1, IV r 0-1- 1; tibiae: I p 1-1-0-1 or l-l-l-l, r 1-1-1, v 2-2 -2-(2) (apicals weak), II p l-l-l-l, r 1-1- 1, v 2-2 -2-(2) (apicals weak), III r 0-1-1 or 1- 1-1, IV r 1-1-1; metatarsi I p (variable with 0 to 2 spines), r 0-1-0 or none, II p 1-1-0, r 0- 1-0, III d 0-1-0 or 1-1-0.

Female: Total length 6.0 (4.0-8.1). Carapace 2.8 (2.1-3.5) length, 2.2 (1.6-2.9) width. Abdomen 3.2 (1.8-4.8) length, 2.1 (1.2-2.9) width. Epigynal plate 0.15 (0.10-0.18) length, 0.24 (0.18-0.31) width. Epigynal plate bordered anteriolaterally by minute posteriorlydirected spurs; at posterior edge, plate typically rounded, U-shaped, extending only about to midpoint of underlying spermathecae (which can be seen through integument). Spination as in male except for: femora: I r (variable with 0 to 2 spines); tibiae: I p (variable with 0 to 3 spines), r none, II p 1-1-0-1, r none, IV r 0-1-1 or 1-1-1; metatarsi: II p none, r none, III d (variable from 1 to 3 spines).

Distribution. —Eastern Sierra Range south into the mountains surrounding the Coachella Valley in California, southern portions of Nevada and Utah, north and western Arizona ( Fig. 10 ).

Material examined.— Holotype male, 86 ♂, 2 7♀, 25 imm. UNITED STATES: Arizona: Mohave County: 1 mi SE Bullhead City , 600 feet, pitfall trap, 22-26 December 1980, 1♂1♀, B. Phelps ( CDFA) ; Virgin River, 3 mi N, 7 mi E Littlefield, in pitfall trap , March-October 1982, 1♀, D. Giuliani ( CAS) . Yuma County: near Sheep Tank Mine , 29 October 1958, 1♀, V. Roth ( VDR) . California: Inyo County: E. side Owens Lake , 17 September 1977, imm., F. Andrews & A. Hardy ( CDFA) ; Eureka Valley, pitfall traps , November-December 1977, 2 ♂ f February 1978, 1 ♀ , April 1978, 1 ♀, D. Giulani, A.R. Hardy & F.G. Andrews ( CDFA) ; N. Eureka Valley, Inyo Mountains, Willow Springs Canyon , 3000-3600 feet, 29 September 1980 — 18 March 1981, 4 ♂ ; 6 mi E. Independence , 4600 feet, 6 December 1984 - 20 December 1986, 1♀ ; White Mountains , 5000 feet, 6 mi NE Big Pine , 25 April- 22 July 1982, 1♀ ; 3 mi SW Big Pine, in pitfall , 6 October 1985 - 13 May 1986, 1 ♂ ; 1 mi W Big Pine , 4100 feet, October 1985 - May 1986, 2 ♂, D. Giuliani ( CAS) ; Death Valley National Monument, Scotty’s Ranch at Travertine Springs , 2500 feet, 13 January 1981, 1♀, V. Roth ( CAS) ; China Lake, Mt. Springs Canyon , 4500 feet, crawling on sand dune at night, 10 October 1997, 1 ♂, G. Pratt ( UCR) . Mono County: 9 mi N Bishop, Fish Slough , 4200 feet, sand dunes, 9 June-9 August 1987, 1♀, D. Giuliani ( CAS) . Riverside County: Joshua Tree National Monument, pitfall traps, Fried Liver Wash , 30 October 1965, 1 ♂ ; Quail Guzzler , 29-30 October 1965, 2 ♂ , Pinyon Wells , 11 November 1965, 1 ♂ , 0.7 mi S. Squaw Tank , no date, 1 ♂ , Pleasant Valley , 2 December 1966, 1♂ ; 30 October 1968, 1 ♂, E.L. Sleeper, S.L. Jenkins ( JLO) ; Boyd Desert Research Center, Coyote Creek, 3.5 mi S Palm Desert, pitfall trap , 10 May 1975, 1♀, W. Icenogle ( WRI) ; Santa Rosa Mountains, Deep Canyon, 0.5 mi S junction Hwy 74 & Pinyon Crest turnoff , 3600 feet, in Aphonopelma burrow, 22 July 1976, 1 ♂ 1♀ (collected as immatures, matured late August), W. Icenogle ( WRI) ; Cactus City, 10 mi W Chiriaco Summit off I-10 , 1300 feet, in pitfall trap in wash, 29 April 1999, 1♀ , 18 December 1999, 1 ♂ 1♀, R. Vetter ( UCR) . San Bernardino County: Yermo , 28 October 1939, 1 ♂ (holotype), W.M. Pearce ( AMNH) ; Fort Irwin, Avawatz Mountains , 6150 feet, 22 May-17 June 1996, 1♀, G. Pratt & C. Pierce ( UCR) , 4250 feet, 26 May 1997, 1 imm., G. Pratt, W. Savary & D. Ubick ( CAS) ; Pisgah Lava Flats , 24 May 1960, 1 ♂, B. Banta ( CAS) ; Pisgah Crater , 11 February 1961, 2♀ ; 11 March 1961, 1♀ ; 12 April 1961, 1♀ ; 11 November 1961, 2♂1♀ ; 19 November 1962, 1 ♂, Norris & Heath ( AMNH) . Nevada: Nye County: Nevada Test Site (see below), 62 ♂ 7 ♀, 23 imm., Allred et al.( AMNH) ; Monitor Summit, 3 mi N, 17 E Tonopah , 6400 feet, March- October 1982, 1 ♂, D. Giuliani ( CAS) . Utah: Washington County: 10 mi N St. George , 21 July 1952, 1♀, M. Cazier, W. Gertsch, Schrammel ( AMNH) . Additional locales presented in Fig. 10 are listed in Allred & Gertsch (1976) and Allred & Kaston (1983) but material was not examined. Utah: Kane County: Nipple Bench, Smoky Mountain, Ahlstrom Point.

Figures

Figure 10. — Southwestern United States and northern Mexico. Distribution of Neoanagraphis chamberlini (o) and N. pearcei (•).

Figures 6 - 8. — Neoanagraphis pearcei Gertsch. 6. Male left palp, ventral view; 7. Same, retrolateral view (scale = 0.25 mm); 8. Epigynum, ventral view, hairs removed from ventral surface (scale = 0.1 mm), “ e ” = dorsally-directed embolus, additional arrows point to dorsal process of retrolateral tibial apophysis.