Osobenus yakimae (Hoppe)

Sandberg, John, Kondratieff, Boris C. & Verdone, C., 2015, Descriptions Of The Adult Male And Female Genitalia Of The Genus Osobenus Ricker (Plecoptera: Perlodidae), Illiesia 11 (1), pp. 1-7 : 3-6

publication ID	https://doi.org/ 10.5281/zenodo.4760511
publication LSID	lsid:zoobank.org:pub:BB6B4B61-1A8C-4F30-94FE-A7987020E1B6
DOI	https://doi.org/10.5281/zenodo.4765229
persistent identifier	https://treatment.plazi.org/id/192E190C-FF88-5400-FEC6-3506C62FFDBC
treatment provided by	Felipe
scientific name	Osobenus yakimae (Hoppe)
status

Treatment

Osobenus yakimae (Hoppe) View in CoL

Figs. 1-17 View Fig View Figs View Figs View Figs View Fig View Fig .

Perla yakimae Hoppe 1938:150 .

Isogenus (Osobenus) yakimae: Ricker, 1952:118 View in CoL .

Isogenus (Osobenus) yakimae: Jewett, 1955:148 View in CoL .

Isogenus (Osobenus) yakimae: Jewett, 1959:68 View in CoL .

Isogenus (Osobenus) yakimae: Jewett, 1960:155 View in CoL .

Osobenus yakimae: Illies, 1966:373 View in CoL .

Osobenus yakimae: Zwick, 1973:235 View in CoL .

Material Examined. CALIFORNIA: Amador Co., Cosumnes River, Hwy 49 bridge below North & Middle Forks Cosumnes Rivers confluence, 14 May 2011, J. Sandberg, 1♀ ( JBSC) ; Butte Co., Big Chico Creek, Big Chico Creek Ecological Reserve , 24 May 2009, J. Sandberg, B. Richards, 18♂, 21♀ ( JBSC) ; Big Chico Creek, Big Chico Creek Ecological Reserve , 27 April 2010, B. Kondratieff, R. Baumann, & J. Sandberg, 1♂ ( CSUC) ; Nevada Co., South Yuba River, I-80, Cisco Grove , 22 June 2009, B. Kondratieff & R. Baumann, 4♂, 2♀ ( CSUC) ; Placer Co., Truckee River, Hwy 89, Silver Creek Campground, 24 June 2009, B. Kondratieff & R. Baumann, 5♂, 3♀ ( CSUC) ; Siskiyou Co., Butte Creek, USFS 44N15Y crossing off Deer Mountain & Tenant Rds. , 7.9 km S Hwy 97, 23 June 2013, J. Sandberg, B. Kondratieff, 2♀ reared ( JBSC) ; McCloud River, Falls of McCloud River , 25 May 2007, B. Kondratieff & R. Baumann, 2♀ ( CSUC) ; McCloud River, Lower Falls Picnic Area, off Hwy 89, 23 May 2013, J. Sandberg, B. Kondratieff, 1♂, 1♀, 1 larva ( JBSC) ; McCloud River, Lower Falls Picnic Area, off Hwy 89, 23 May 2014, B. Kondratieff, J. Sandberg, B. Stark, & C. Verdone, 8♂, 11♀ ( CSUC) , 5♂, 7♀ ( JBSC) ; Yuba Co., Yuba River, Hammon Grove Park , Hwy 20, 25 April 2010, B. Kondratieff & R. Baumann, 5♂, 10♀ ( CSUC) .

Additional Material. CALIFORNIA: Del Norte Co., Klamath River, Hwy 169. Klamath Glen , 41° 30’N 123° 60’W, 8 June 2005, R. Baumann & B. Kondratieff, 1♂, 1♀ ( BYUC); GoogleMaps El Dorado Co., South Fork American River, Hwy 49, Coloma , 38° 49’N 120° 54’W, 29 April 2010, R. Baumann & B. Kondratieff, 1♀ ( BYUC); GoogleMaps Lake Co., Anderson Springs (light), 26 March 1955, R. Leuschner, 1♂ ( BYUC); GoogleMaps Placer Co., Truckee River, Hwy 89, 1 mi. S Truckee, 19 June 1985, R. Baumann, C. Nelson & M. Whiting, 6♂, 4♀ ( BYUC); GoogleMaps Truckee River, Hwy 89, Goose Meadow Campground , 24 June 2009, R. Baumann, B. Kondratieff & S. Szczytko, 1♂, 2♀ ( BYUC); GoogleMaps Truckee River, Hwy 89, Silver Creek Campground , 24 June 2009, R. Baumann, B. Kondratieff & S. Szczytko, 6♂, 6♀ ( BYUC); GoogleMaps Sacramento Co., Cosumnes River , Michigan Bar , 13 May 1984, R GoogleMaps . L. Bottorff, 11♂, 9♀ ( BYUC); Shasta Co., North Fork Battle Creek, Hwy A-6, S Shingletown , 31 May 1991, R. Baumann & B. Stark, 5♂, 1♀ ( BYUC); Hat Creek, Lassen National Forest , 24 June 1961, S. Wood, J. Karren & D. Bright, 7♀ ( BYUC); Tehama Co., Mill Creek , Big Bend , 10 July 1993, R.W. Rockwell, 1♂, 1♀ ( BYUC); Yuba Co., Yuba River, Hwy 20, Hammon Grove Park , 28 April 2010, R. Baumann & B. Kondratieff, 2♂, 1♀ ( BYUC) . OREGON: Deschutes Co., Deschutes River, Dillon Falls , 8 mi S Bend, 18 June 1975, N. Anderson, 1♂, 1♀ ( BYUC); Marion Co., North Fork Silver Creek, Upper North Falls, Silver Creek State Park , 13 June 2004, R. Baumann & B. Stark, 1♀ ( BYUC); Tillamook Co., Wilson River, Hwy 6, 10 mi SE Tillamook, 12 June 2005, R. Baumann & B. Kondratieff, 3♂, 3♀ ( BYUC) . WASHINGTON: Chelan Co., Wenatchee River, Cashmere, 10 July 1936, H.H. Ross, 1♀ ( INHS); King Co. , Cedar River , Cedar Falls , 24 June 1972, J. Malick, 1♂; Lewis Co. , Chehalis River , Hwy 6, Rainbow Falls State Park , 13 June 2005, R . Baumann & B. Kondratieff, 1♂, 4♀ ( BYUC).

Descriptions: Male. Pale yellowish brown in color, head with obscure brownish marking, pronotum with a broad yellow stripe ( Fig. 1 View Fig ). Tenth tergum deeply cleft, hemitergal lobes elongate, narrowly rounded at apex, bearing ribbed peg-like sensilla basiconica and trichoid sensilla ( Figs. 2–3 View Figs ). Lateral stylets absent. Epiproct, large, bulbous, triangular in shape ( Figs. 4, 5 View Figs , 10–13 View Figs ). Ventral sclerite brown, strap-like, terminating in downturned spine in repose ( Figs. 4 View Figs , 6–8 View Figs , 12 View Figs ); dorsal sclerite brown, terminating between two external patches of stout spinulae and continuing internally to form a coiled sac ( Figs. 6 View Figs , 10–12, 14 View Figs ); laterally covered by dense hairs ( Figs. 4–7 View Figs View Figs ). Epiproct with a wide opening on dorsal surface located behind external paired patches of 6-7 spines each ( Figs. 6–9 View Figs ) arising from two longitudinal membranous swellings; opening internally connected to a coiled sac with two basolateral patches of internal spines ( Fig. 15 View Figs ). Female. Subgenital plate parabolic ( Fig. 16 View Fig ). Egg. Typical of the Diploperlini , oval shape, medially with raised ridge, cross section semicircular ( Fig. 17 View Fig ). Chorion with visor-like extension covering collar ( Fig. 17 View Fig ), chorion with dense punctations, visor coarsely punctate ( Fig. 17 View Fig ).