Taenionema oregonense (Needham & Claassen)

Stewart, Kenneth W., 2009, New Descriptions Of North American Taenionema Larvae (Plecoptera: Taeniopterygidae), Illiesia 5 (12), pp. 128-145 : 133-134

publication ID	https://doi.org/ 10.5281/zenodo.4759332
DOI	https://doi.org/10.5281/zenodo.4766153
persistent identifier	https://treatment.plazi.org/id/AA15BF28-FFDF-CE4E-FCE8-2D974488FCFC
treatment provided by	Felipe
scientific name	Taenionema oregonense (Needham & Claassen)
status

Treatment

Taenionema oregonense (Needham & Claassen) View in CoL

( Figs. 12 View Figs , 21, 29, 37, 52, 60, 72, 81, 94, 107)

Distribution. Pacific Northwest (Oregon, Washington).

Material examined. Oregon: Clatsop Co., Nehalem River, 3.2 km southeast of Elsie on Spruce Run Co. Park Road , 1-III-1985, K.W. Stewart, 1♂ larva and 1♀ larva, 13♂, 2♀ (1♂ and 1♀ reared) ; Clatsop Co., South Fork Quartz Creek, Hwy. 26 bridge, approximately mile 25, 31-III-1983, 2♀ larvae; Clackamas Co., Vic Firewood Road, 6.5 km west of Oregon City , 17-III-1972, S.G. Jewett Jr., 8♂, 8♀ .

Characters. Color, pigmentation ( Fig. 12 View Figs ), maxillae ( Fig. 29 View Figs ), body, leg ( Fig. 52 View Figs ) and cercal setation, and sexual dimorphism ( Figs. 60 View Figs , 72 View Figs , 81 View Figs ) generally typical of genus. Body length 9-9.5 mm. Antennal segments broken (59+). Cercal segments broken (44+?). Male 9 th sternum ( Fig. 94 View Figs ) broadly triangulate behind greatest width and apically pointed; anterior portion narrowly U-shaped with straight sides.