Taenionema atlanticum Ricker & Ross, 1975

Stewart, Kenneth W., 2009, New Descriptions Of North American Taenionema Larvae (Plecoptera: Taeniopterygidae), Illiesia 5 (12), pp. 128-145 : 132

publication ID	https://doi.org/ 10.5281/zenodo.4759332
DOI	https://doi.org/10.5281/zenodo.4766143
persistent identifier	https://treatment.plazi.org/id/AA15BF28-FFDE-CE4C-FEA8-28704702F900
treatment provided by	Felipe
scientific name	Taenionema atlanticum Ricker & Ross
status

Treatment

Taenionema atlanticum Ricker & Ross View in CoL

( Figs. 8, 17 View Figs , 25, 46, 57, 68, 78, 87, 100)

Distribution. East of the 90 th Meridian (Atlantic Canada southward to Tennessee and the Carolinas).

Material examined. New Hampshire: Strafford Co., Mad River, 2 km southwest of Farmington , 20-IV- 2008, D.S. Chandler, ♂ and ♀ larvae . West Virginia: Mingo Co., Laurel Creek Public Hunting Area, Laurel Fork of Pigeon Creek , 3.2 km south of Dingess , CR 317, 2-III-1976, R. F. Kirchner, 4♂, 4♀, ♂ and ♀ exuviae .

Characters. Color, pigmentation ( Fig. 8 View Figs ), maxillae ( Fig. 25 View Figs ), body, leg ( Fig. 46 View Figs ) and cercal setation, and sexual dimorphism ( Figs. 57 View Figs , 68, 78 View Figs ) generally typical of genus. Body length ♂ 7 mm, ♀ 8 mm. Antennal segments approximately 64. Cercal segments ♂ 44-48, ♀ 50-54. Male 9 th sternum ( Fig. 87 View Figs ) ovate behind greatest width, with posterolateral sides convex and apex narrowly rounded; anterior portion ovate with sinuate sides. Female 9 th sternum ( Fig. 100 View Figs ) narrower than ♂ posteriorly, with less convex sides and anterior portion broadly triangulate with straight sides.