Osobenus yakimae
Creators: name: Sandberg, John
name: Kondratieff, Boris C.
name: Verdone, C.
Publisher: name: Zenodo
Year: 2015
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Plecoptera
Perlodidae
Osobenus
Osobenus yakimae

description: <i>Osobenus yakimae</i> (Hoppe) Figs. 1-17. <i>Perla yakimae</i> Hoppe 1938:150. <i>Isogenus</i> (<i>Osobenus</i>) <i>yakimae</i>: Ricker, 1952:118. <i>Isogenus</i> (<i>Osobenus</i>) <i>yakimae</i>: Jewett, 1955:148. <i>Isogenus</i> (<i>Osobenus</i>) <i>yakimae</i>: Jewett, 1959:68. <i>Isogenus</i> (<i>Osobenus</i>) <i>yakimae</i>: Jewett, 1960:155. <i>Osobenus yakimae</i>: Illies, 1966:373. <i>Osobenus yakimae</i>: Zwick, 1973:235. <b>Material Examined.</b> CALIFORNIA: Amador Co., Cosumnes River, Hwy 49 bridge below North &amp; Middle Forks Cosumnes Rivers confluence, 14 May 2011, J. Sandberg, 1&amp;female; (JBSC); Butte Co., Big Chico Creek, Big Chico Creek Ecological Reserve, 24 May 2009, J. Sandberg, B. Richards, 18&amp;male;, 21&amp;female; (JBSC); Big Chico Creek, Big Chico Creek Ecological Reserve, 27 April 2010, B. Kondratieff, R. Baumann, &amp; J. Sandberg, 1&amp;male; (CSUC); Nevada Co., South Yuba River, I-80, Cisco Grove, 22 June 2009, B. Kondratieff &amp; R. Baumann, 4&amp;male;, 2&amp;female; (CSUC); Placer Co., Truckee River, Hwy 89, Silver Creek Campground, 24 June 2009, B. Kondratieff &amp; R. Baumann, 5&amp;male;, 3&amp;female; (CSUC); Siskiyou Co., Butte Creek, USFS 44N15Y crossing off Deer Mountain &amp; Tenant Rds., 7.9 km S Hwy 97, 23 June 2013, J. Sandberg, B. Kondratieff, 2&amp;female; reared (JBSC); McCloud River, Falls of McCloud River, 25 May 2007, B. Kondratieff &amp; R. Baumann, 2&amp;female; (CSUC); McCloud River, Lower Falls Picnic Area, off Hwy 89, 23 May 2013, J. Sandberg, B. Kondratieff, 1&amp;male;, 1&amp;female;, 1 larva (JBSC); McCloud River, Lower Falls Picnic Area, off Hwy 89, 23 May 2014, B. Kondratieff, J. Sandberg, B. Stark, &amp; C. Verdone, 8&amp;male;, 11&amp;female; (CSUC), 5&amp;male;, 7&amp;female; (JBSC); Yuba Co., Yuba River, Hammon Grove Park, Hwy 20, 25 April 2010, B. Kondratieff &amp; R. Baumann, 5&amp;male;, 10&amp;female; (CSUC). <b>Additional Material.</b> CALIFORNIA: Del Norte Co., Klamath River, Hwy 169. Klamath Glen, 41° 30’N 123° 60’W, 8 June 2005, R. Baumann &amp; B. Kondratieff, 1&amp;male;, 1&amp;female; (BYUC); El Dorado Co., South Fork American River, Hwy 49, Coloma, 38° 49’N 120° 54’W, 29 April 2010, R. Baumann &amp; B. Kondratieff, 1&amp;female; (BYUC); Lake Co., Anderson Springs (light), 26 March 1955, R. Leuschner, 1&amp;male; (BYUC); Placer Co., Truckee River, Hwy 89, 1 mi. S Truckee, 19 June 1985, R. Baumann, C. Nelson &amp; M. Whiting, 6&amp;male;, 4&amp;female; (BYUC); Truckee River, Hwy 89, Goose Meadow Campground, 24 June 2009, R. Baumann, B. Kondratieff &amp; S. Szczytko, 1&amp;male;, 2&amp;female; (BYUC); Truckee River, Hwy 89, Silver Creek Campground, 24 June 2009, R. Baumann, B. Kondratieff &amp; S. Szczytko, 6&amp;male;, 6&amp;female; (BYUC); Sacramento Co., Cosumnes River, Michigan Bar, 13 May 1984, R. L. Bottorff, 11&amp;male;, 9&amp;female; (BYUC); Shasta Co., North Fork Battle Creek, Hwy A-6, S Shingletown, 31 May 1991, R. Baumann &amp; B. Stark, 5&amp;male;, 1&amp;female; (BYUC); Hat Creek, Lassen National Forest, 24 June 1961, S. Wood, J. Karren &amp; D. Bright, 7&amp;female; (BYUC); Tehama Co., Mill Creek, Big Bend, 10 July 1993, R.W. Rockwell, 1&amp;male;, 1&amp;female; (BYUC); Yuba Co., Yuba River, Hwy 20, Hammon Grove Park, 28 April 2010, R. Baumann &amp; B. Kondratieff, 2&amp;male;, 1&amp;female; (BYUC). OREGON: Deschutes Co., Deschutes River, Dillon Falls, 8 mi S Bend, 18 June 1975, N. Anderson, 1&amp;male;, 1&amp;female; (BYUC); Marion Co., North Fork Silver Creek, Upper North Falls, Silver Creek State Park, 13 June 2004, R. Baumann &amp; B. Stark, 1&amp;female; (BYUC); Tillamook Co., Wilson River, Hwy 6, 10 mi SE Tillamook, 12 June 2005, R. Baumann &amp; B. Kondratieff, 3&amp;male;, 3&amp;female; (BYUC). WASHINGTON: Chelan Co., Wenatchee River, Cashmere, 10 July 1936, H.H. Ross, 1&amp;female; (INHS); King Co., Cedar River, Cedar Falls, 24 June 1972, J. Malick, 1&amp;male;; Lewis Co., Chehalis River, Hwy 6, Rainbow Falls State Park, 13 June 2005, R. Baumann &amp; B. Kondratieff, 1&amp;male;, 4&amp;female; (BYUC). <b>Descriptions:</b> Male. Pale yellowish brown in color, head with obscure brownish marking, pronotum with a broad yellow stripe (Fig. 1). Tenth tergum deeply cleft, hemitergal lobes elongate, narrowly rounded at apex, bearing ribbed peg-like sensilla basiconica and trichoid sensilla (Figs. 2–3). Lateral stylets absent. Epiproct, large, bulbous, triangular in shape (Figs. 4, 5, 10–13). Ventral sclerite brown, strap-like, terminating in downturned spine in repose (Figs. 4, 6–8, 12); dorsal sclerite brown, terminating between two external patches of stout spinulae and continuing internally to form a coiled sac (Figs. 6, 10–12, 14); laterally covered by dense hairs (Figs. 4–7). Epiproct with a wide opening on dorsal surface located behind external paired patches of 6-7 spines each (Figs. 6–9) arising from two longitudinal membranous swellings; opening internally connected to a coiled sac with two basolateral patches of internal spines (Fig. 15). Female. Subgenital plate parabolic (Fig. 16). Egg. Typical of the Diploperlini, oval shape, medially with raised ridge, cross section semicircular (Fig. 17). Chorion with visor-like extension covering collar (Fig. 17), chorion with dense punctations, visor coarsely punctate (Fig. 17).
description: Published as part of <i>Sandberg, John, Kondratieff, Boris C. &amp; Verdone, C., 2015, Descriptions Of The Adult Male And Female Genitalia Of The Genus Osobenus Ricker (Plecoptera: Perlodidae), pp. 1-7 in Illiesia 11 (1)</i> on pages 3-6, DOI: 10.5281/zenodo.4760511
description: {"references": ["Hoppe, G. N. 1938. Plecoptera of Washington. University of Washington Publications in Biology, 4: 139 - 174.", "Ricker, W. E. 1952. Systematic studies in Plecoptera. Indiana University Publications, Science Series, Number 18: 1 - 200.", "Jewett, S. G., Jr. 1955. Notes and descriptions concerning western North American stoneflies", "Jewett, S. G., Jr. 1959. The stoneflies (Plecoptera) of the Pacific Northwest. Oregon State Monographs. Studies in Entomology, 3: 1 - 95.", "Jewett, S. G., Jr. 1960. The stoneflies (Plecoptera) of California. Bulletin of the California Insect Survey, 6: 125 - 177.", "Illies, J. 1966. Katalog der rezenten Plecoptera. Das Tierrech. 82. Walter de Gruyter, Berlin, Germany. 632 pp.", "Zwick, P. 1973. Insecta: Plecoptera. Phylogenetisches system und katalog. Das Tierreich, 94. Walter de Gruyter, Berlin, Germany. 465 pp."]}