Barronopsis texana

Stocks, Ian Christopher, 2009, Systematics and natural history of Barronopsis (Araneae: Agelenidae), with description of a new species, Zootaxa 2270, pp. 1-38 : 15-16

Barronopsis texana species group

Composition. B. texana ( Gertsch 1934) , B. jeffersi ( Muma 1945) , B. floridensis ( Roth 1954) , B. arturoi Alayón 1993 .

Diagnosis. Males: Number of loose embolic coils>2 ( Figs. 20–21, 23, 43 ); tight embolic coils with free edges, apparently stacked bowls; sperm duct undulating ( Fig. 25); no pale sternal stripe; CW> 1.08 ( Tab. 5); aerial webs on trees, bushes, houses, buildings or handrails.

Females: Atrial guides tooth-like ( Figs. 51, 57–58 ), may be sharp and close together, or blunt and further spaced. No pale sternal stripe, but there may be a small, irregular pale spot. Larger spiders ( Tab. 5), DSL usually> 3 mm. Webs placed above ground, on trees, bushes, buildings.

Figures

FIGURES 43 – 44. Barronopsis floridensis (Roth), South Bimini Island, Bahamas. 43, left palpus. Prolateral view. Scale bar = 0.4 mm. 44, embolus tip. Scale bar = 0.2 mm.

FIGURES 55 – 59. Barronopsis texana, female copulatory organs. 55, cranial view. Gaston County, North Carolina; 56, oblique ventral view. Gaston County, North Carolina; 57, ventral view. Oconee County, South Carolina; 58, ventral view. Oconee County, South Carolina; 59, dorsal view. Lamar County, Mississippi. Scale bar = 0.2 mm. AH—atrium height, ag—atrial guide, at—atrium, cd—copulatory duct, fd—fertilization duct, hs— spermatheca head, pr 1 — porous region 1, sb 1 — spermatheca blind duct 1, sbd 2 — spermatheca blind duct 2.