Pholcomma barnesi, Levi, Herbert W., 1957

Levi, Herbert W., 1957, The North American spider genera Paratheridula, Tekellina, Pholcomma and Archerius (Araneae: Theridiidae), Transactions of the American Microscopical Society 76 (2), pp. 105-115 : 114

Pholcomma barnesi , sp. nov.

Figs. 31- 37

Female: Carapace, sternum, legs yellow-white. Abdomen white. Diameter of anterior median eyes half that of others. Anterior medians one diameter apart, one-half diameter from laterals. Posterior medians one diameter apart, one-third diameter from laterals. Epigynum, which distinguishes this species from others (Fig. 33), with an anterior opening. Measurements: total length, 1.1 mm.; carapace, 0.52 mm. long; 0.39 mm. wide; first femur, 0.39 mm. long; patella and tibia, 0.40 mm. long; metatarsus, 0.18 mm. long; tarsus, 0.21 mm. long; second patella and tibia, 0.31 mm. long; third 0.27 mm. long, fourth, 0.39 mm. long.

Male: Eyes spaced closer than in female. Palpus, (Figs. 35-37), which distinguishes this species from others, lacks conductor. Measure¬ ments: total length, 1.2 mm.; carapace, 0.58 mm. long, 0.45 mm. wide; first femur, 0.39 mm. long; patella and tibia, 0.52 mm. long; metatarsus, 0.21 mm. long; tarsus, 0.23 mm. long; second patella and tibia, 0.41 mm. long; third, 0.30 mm. long; fourth, 0.52 mm. long.

This species has been found in moss and leafmold in woods in North Carolina.

Type locality: Male holotype and one male paratype from east of Jamison, Horseshoe Bend , Neshaminy Creek, Bucks County, Pennsylvania April 30, 1954,(W. Ivie) .

Records: North Carolina: Mecklenburg Co.: Davidson , near golf course, Feb. 15, 1949 (R. D. Barnes), 2F . Polk Co.: Try on , Nov. 21, 1949 (L. Eisenach and O. Park), 1F, 1M .