Sierracapnia yosemite Bottorff &amp; Baumann 2015
Creators: name: Bottorff, Richard L.
name: Baumann, Richard W.
Publisher: name: Zenodo
Year: 2015
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Plecoptera
Capniidae
Sierracapnia
Sierracapnia yosemite

description: <i>Sierracapnia yosemite</i> (Nelson and Baumann 1987) (Figs. 34-37) <i>Sierracapnia yosemite</i> (Nelson and Baumann 1987): 491. Holotype &amp;male; (USNM). Type locality: California, Mariposa Co., Big Creek, Summerdale Campground. <b> Material Examined. USA, California: Mariposa <b>Co.,</b> Big Creek, Hwy 41, Summerdale Campground above Fish Camp, 18-III-1985, R.W. Baumann &amp; C.R. Nelson, 28&amp;male;, 11&amp;female; (USNM, BYUC)</b> ; Chilnualna Creek, above Wawona, 18-III-1985, R.W. Baumann &amp; C.R. Nelson, 1&amp;male;, 2&amp;female; (BYUC); creek at south entrance Yosemite National Park, 18-III-1985, R.W. Baumann &amp; C.R. Nelson, 5&amp;male;, 3&amp;female; (BYUC). <b>Tuolumne Co.,</b> Middle Fork Tuolumne River, Evergreen Road, 18-III-1985, R.W. Baumann &amp; C.R. Nelson, 31&amp;male;, 6&amp;female; (BYUC); South Fork Tuolumne River, Evergreen Lodge Road, NW Big Oak Entrance, 18-III-1985, R.W. Baumann &amp; C.R. Nelson, 38&amp;male;, 37&amp;female; (BYUC); South Fork Tuolumne River, Hwy 120, Smoky Jack Campground, N 37°49’ W 119°43’, 22-VI-2006, R.W. Baumann &amp; B.C. Kondratieff, 1&amp;male; (BYUC). <b>Male.</b> Tergum 7 knob tall, thin, and narrowly divided at apex (knob height 30-35% of segment 7 height; knob width 14-15% of segment 7 width) (Figs. 34, 37). Epiproct in dorsal view with uniform width along length, maximum width 18-24% of epiproct length; maximum width occurs anterior of mid epiproct; apex rounded or wedge-shaped, with a long thin posterior-projecting lobe (Fig. 35); dorsal membrane light colored. Epiproct in lateral view with a shallow reverse (S-shaped) curve dorsally and deep curve ventrally; maximum depth 25-30% of length; maximum depth occurs in anterior third of epiproct; apex elongated and raised, with thin median lip that wraps around tip of eversible crest; neck narrow (Figs. 34, 36). Dorsolateral horns arch high above main epiproct body, exposing membrane of eversible crest in lateral view; horn length 18-21% epiproct length; horn tips extend forward to 85-88% of epiproct length (Fig. 36; Table 1). <b>Female.</b> Subgenital plate heavily sclerotized and dark, plate covers entire width of sternum 8 from its posterior to anterior edge, sclerotization extends onto posterior third of sternum 7 (Fig. 257, Nelson and Baumann 1989). <b>Distribution.</b> <i>Sierracapnia yosemite</i> inhabits the western slope of central and southern Sierra Nevada near Yosemite National Park in Mariposa and Tuolumne counties, California (Fig. 39).
description: Published as part of <i>Bottorff, Richard L. &amp; Baumann, Richard W., 2015, Sierracapnia, A New Genus Of Capniidae (Plecoptera) From Western North America, pp. 104-125 in Illiesia 11 (9)</i> on pages 119-120, DOI: 10.5281/zenodo.4757677
description: {"references": ["Nelson, C. R. and R. W. Baumann. 1987. New winter stoneflies of the genus Capnia with notes and an annotated checklist of the Capniidae of California (Plecoptera: Capniidae). Entomography, 5: 485 - 521.", "Nelson, C. R. and R. W. Baumann. 1989. Systematics and distribution of the winter stonefly genus Capnia (Plecoptera: Capniidae) in North America. Great Basin Naturalist, 49: 289 - 363."]}