6. Paranemoura claasseni Baumann, 1996

Boreal Forestfly

http://lsid.speciesfile.org/urn:lsid: Plecoptera .speciesfile.org:TaxonName:6127

(Figs. 43‒48)

Paranemoura claasseni Baumann, 1996:822 . Holotype male (United States National Museum), Crystal Spring, Kennebec Co., Maine, USA

Distribution. Canada: NB, NS, PE, PQ. USA: ME, NH (DeWalt et al. 2022)

Male. Macropterous. Body length 4.1–6.5 mm, forewing length 4.6–5.1 mm (n = 8). Gills absent. Cerci simple and unmodified (Figs. 43‒46). Paraprocts undivided and broad, roughly triangular in shape. Epiproct ventral sclerite fully recurved over abdomen (Figs. 43‒44), markedly expanded in medial ½, split longitudinally halves for ca. ¾ of length by dorsal sclerite (Figs. 44‒46), basolateral margins gently rounded posteriorly then demarcated by a distinct notch (Figs. 43‒44), sparsely covered by small spinules, anteriorly tapered to a rounded, subtriangular apex (Figs. 45‒46); epihooks of dorsal sclerite apically armed with irregular jagged teeth, positioned posterior to ventral sclerite (Figs. 43, 46).

Female. Macropterous. Body length 4.5–7.0 mm, forewing length 5.4–5.7 mm (n = 5). Gills absent. Cerci simple and unmodified (Figs. 47‒48). The 8 th sternum is medially concave and not produced distally, Y-sclerite of sternum closed posteriorly by narrow dark margin (Figs. 47‒48); 7 th sternum is unsclerotized, with a short rounded medial projection extending ¼‒½ over the 8 th sternum (Figs. 47‒48).

Larva. The description by Harper & Hynes (1971) may refer either to P. claasseni or P. perfecta . Stark (2017) also provided a partial illustration of the foreleg.

Comments. Paranemoura claasseni is distributed in the northeastern Nearctic region (DeWalt et al. 2022).