Retrorsioides linnensis Shear & Marek, n. sp.

Figs 59–68, 128

Types. Male holotype and male and female paratypes from Wells Creek Road , 0.7 mi from SR34, 44.4696°. - 123.4899°, Linn Co., Oregon, collected 9 December 2005 by W. Leonard and C. Richart. All types deposited in CAS .

Diagnosis. The seventh segment of the antenna has a small distal knob set with 6–8 sensilla (Fig. 60). The gonopod (Figs 66, 128) is short and stout with all processes and the pulvillus clustered near the tip. The prefemorite (pf, Fig. 66) is flattened. The anteriorly directed process has a small basal tooth.

Etymology. The species epithet is an adjective referring to the type locality in Linn Co., Oregon.

Description. Length about 4 mm, greatest width 0.42 mm. Head densely setose, cuticle alveolate. Collum with anterior marginal row of 18 setae. Anterior metazonites with three rows of setae, transitioning to four rows (Fig. 62) at about ring 5; setal tubercles becoming low on posterior segments. Epiproct (Fig. 63) not swollen, short. Anterior legs (Fig. 65) crassate, tarsi with sphaerotrichomes (Fig. 64). Gonopod (Figs 66–68, 128) with flattened prefemorite (pf, Fig. 66). Acropodites (ac, Fig. 66) short stout, processes and pulvillus crowded toward tip. Pulvillus (p, Fig. 68) in distal third of acropodite; pulvillar process (pp, Fig. 68) a short, triangular tooth. Anteriorly directed process (adp, Fig. 68) long, flattened, with marginal teeth. Terminal zone (tz, Fig. 68) bifurcate, bent laterally. Female similar in nonsexual characters.

Distribution. Linn and Tillamook Cos., Oregon.

Records: OREGON: Tillamook Co.: 1 mi west, 0.5 mi south of Lee’s Camp, 700 ft asl, 45.5883°, -123.5349°, 4 November 1972, E. M. Benedict, mm, ff; FR14, 4.2 mi northeast of SR22, Suislaw National Forest, 900 ft asl, 45.2248°, -123.8337°, 10 December 2005, W. Leonard, C. Richart, m. f.