Taenionema umatilla Stanger & Baumann, 1993

Stewart, Kenneth W., 2009, New Descriptions Of North American Taenionema Larvae (Plecoptera: Taeniopterygidae), Illiesia 5 (12), pp. 128-145 : 135

publication ID	https://doi.org/10.5281/zenodo.4759332
DOI	https://doi.org/10.5281/zenodo.4766157
persistent identifier	https://treatment.plazi.org/id/AA15BF28-FFDD-CE4F-FF47-2D0645E8FD6D
treatment provided by	Felipe
scientific name	Taenionema umatilla Stanger & Baumann
status

Treatment

Taenionema umatilla Stanger & Baumann View in CoL

( Figs. 65, 66, 67 View Figs , 76, 77 View Figs , 86 View Figs , 98 View Figs , 111 View Figs )

Distribution. Idaho, eastern Oregon.

Material examined. Oregon: Umatilla Co., Meachum Creek, Hwy 84 bridge at Meachum ( type locality), 1- IV-1983, 1♀ larva, K.W. Stewart (stream iced over); 26-IV-2004, 1♂, 1♀, 1 reared ♂ with exuvium, 2 reared ♀ with exuvia, 2♀ larvae, K.W. Stewart & B. Armitage.

Characters. Color, pigmentation, maxillae, body, leg, and cercal ( Figs. 66, 67 View Figs ) setation, and sexual dimorphism ( Figs. 65 View Figs , 76, 77 View Figs ) generally typical of genus. Body length ( ♂ exuvium) 8.5 mm, ♀ 9 mm. Antennal segments 56-58. Cercal segments undetermined (broken). Male 9 th sternum ( Fig. 98 View Figs ) wide behind greatest width and broadly rounded (nearly truncate) apically. Female 9 th sternum ( Fig. 111 View Figs ) narrowly triangulate in apical half with narrowly rounded apex.