Sweltsa exquisita
Creators: name: Kondratieff, Boris C.
name: Baumann, Richard W.
Publisher: name: Zenodo
Year: 2009
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Plecoptera
Chloroperlidae
Sweltsa
Sweltsa exquisita

description: <i>Sweltsa exquisita</i> (Frison) (Figs. 2-9, 26) <i>Alloperla exquisita</i> Frison 1935: 337. Holotype &amp;male;, Illinois Natural History Survey: Mt. Hood National Forest, near Welches (Clackamas Co.), Oregon. <b>Material examined.</b> <b>CANADA</b>: British Columbia: Amadis Creek, above Maple Bay Campground, Cultus Lake Provincial Park, 9 June 1991, R. W. Baumann and B. P. Stark, 1 &amp;male;, 2 &amp;female; (BYUC); Turbid Creek, junction Squamish River, 15 July 1988, R.W. Baumann, S. A. Wells and M. F. Whiting, 1 &amp;male;, 4 &amp;female; (BYUC); stream, Hwy 99, S Whistler, 16 July 1988, R. W. Baumann, S.A. Wells and M.F. Whiting, 12 &amp;male;, 10 &amp;female; (BYUC). <b>USA</b>: Oregon: Clackamas Co., Cedar Creek, 11 June 1986, G.R. Fiala, 1 &amp;female; (BYUC); Cool Creek, tributary Still Creek, 13 June 1986, G.R. Fiala, 11 &amp;male;, 14 &amp;female; (BYUC); Still Creek, Still Creek Campground, 28 May 1983, G.R. Fiala, 1 &amp;male; (BYUC); Clatsop Co., Quartz Creek, Hwy 26, 20 June 1986, G.R. Fiala, 1 &amp;female; (BYUC); Deschutes Co., Quinn River Spring, Quinn River Campground, 10 June 2004, B.P. Stark and R.W. Baumann, 4 &amp;male;, 1&amp;female; (BPSC); Douglas Co., headwaters, Bulldog Creek, Umpqua National Forest, 19 June 1998, R. W. Wisseman, 1 &amp;male; (BYUC); Hood River Co., McGee Creek, N side of Mount Hood, 20 July 1986, G.R. Fiala, 2 &amp;male;, 1 &amp;female; (BYUC); Jackson Co., 15 mi. S Talent, Rogue River National Forest, 8 July 1979, B.P. Stark and K.W. Stewart, 10 &amp;male;, 12 &amp;female; (BPSC); Jefferson Co., headwater spring of Metolius River, 12 June 2004, B.P. Stark and R.W. Baumann, 2 &amp;male;, 1 &amp;female; (BPSC); Metolius River, Camp Sherman, 11 July 1979, B.P. Stark and K.W. Stewart, 2 &amp;female; (BPSC); Josephine Co., Lake Creek, Oregon Caves National Monument, 9 July 1979, B.P. Stark and K.W. Stewart, 1 &amp;female; (BPSC); Klamath Co., Creed National Trail, Crater Lake National Park, 12 August 1973, J. Schuh, 2 &amp;male;, 3 &amp;female; (BYUC); Sun Creek, Rim Drive, Crater Lake National Park, 7 October 1991, K.W. Stewart, 1 &amp;male; (BYUC); Lane Co., Alder Springs Campground, 3 June 2000, B.P. Stark, I. Sivec and M. Zúñiga, 3 &amp;male;, 4 &amp;female; (BPSC); Linn Co., tributary, North Santiam River, Hwy 22, 0.2 mi N Minto Road, 3 June 2000, B.P. Stark, I. Sivec and M. Zúñiga, 2 &amp;female; (BPSC). Marion Co., North Santiam River, Hwy 22, 3 mi above Idanha, 3 June 2000, B.P. Stark, I. Sivec and M. Zúñiga, 1 &amp;male; (BPSC); Tillamook Co., tributary, Neskowin Creek, Hwy 12, Neskowin Creek Campground, 4 June 1991, R.W. Baumann and B.P. Stark, 1 &amp;female; (BYUC); Wasco Co., Barlow Creek, 6 July 1986, G.R. Fiala, 5 &amp;male;, 20 &amp;female; (BPSC). Washington: Chelan Co., stream, Glacier View Campground, Lake Wenatchee, 15 June 2004, R. W. Baumann and B.P. Stark, 2&amp;male;, 7&amp;female; (BYUC); Bridge Creek, 2 mi. S Hwy 20, Fireweed Campground, 11 July 1994, G. Mackenzie, 15 &amp;male;, 30 &amp;female; (BYUC); Bridge Creek, below junction Copper Creek, Pacific Coast Trail, 1 mi. off Hwy 20, 11 July 1994, G. Mackenzie, 19 &amp;male;, 29 &amp;female; (BYUC); Minotaur Creek, 10 mi. W Wenatchee Lake, 4 August 1996, J.R. Wood, 3 &amp;male;, 1 &amp;female; (BYUC); Rainey Creek, 9 mi. W Wenatchee Lake, 6 July 1975, J.R. Wood, 20 &amp;male; (BYUC); White Pine Campground, off Hwy 2, 16 June 2004, B.P. Stark and R.W. Baumann, 1 &amp;male;, 3 &amp;female; (BPSC); Stevens Creek, E Stevens Pass, FR 6980, 16 June 2004, B.P. Stark and R.W. Baumann, 3 &amp;male;, 1 &amp;female; (BPSC); Clallam Co., Falls Creek, Marymere Falls, Lake Crescent Lodge, Olympic National Park, 15 June 2005, B. Kondratieff and R.W. Baumann, 21 &amp;male;, 14 &amp;female; (BYUC, CSUC); Dungeness River, Hwy 101, near Sequim, 17 June 1967, R.W. Baumann, 1 &amp;male; (BYUC); Clark Co., Dry Creek, tributary Kalama River, 26 May 1986, G.R. Fiala, 3 &amp;male;, 3 &amp;female; (BYUC); Panamake Creek, tributary North Lewis River, 28 May 1986, G. R. Fiala, 3 &amp;female; (BYUC); tributary, Merrill Lake, near Goat Rock, 26 May 1986, G. R. Fiala, 6 &amp;male;, 1 &amp;female; (BPSC); Cowlitz Co., spring fed tributary, Kalama River, Weyerhauser Limnology Station, 20 June 1967, R.W. Baumann and R.N. Thut, 3 &amp;male;, 1 &amp;female; (BYUC); Jefferson Co., Spruce Creek, Olympic National Forest, 16 July 1979, B.P. Stark, 2 &amp;female; (BPSC); Lewis Co., Falls Creek at Stevens Canyon Road, 6 July 1999, B. Kondratieff, 7 &amp;male;, 13 &amp;female; (CSUC); 8 July 1999, B. Kondratieff, 4 &amp;male; (CSUC); 25 June 2000, R. Lechleitner, 2 &amp;male; (CSUC); 7 June 2001, R. Lechleitner, 1 &amp;male;, 1 &amp;female; (CSUC); 20 June 2003, B. Kondratieff, 6 &amp;male;, 2 &amp;female; (CSUC); 17 June 2004, B. Kondratieff, 2 &amp;male;, 1 &amp;female; (CSUC); Glacier Creek, above junction Johnson Creek, Walupt Lake Road, 18 July 1988, R.W. Baumann, S.A. Wells and M.F. Whiting, 2 &amp;female; (BYUC); Panther Creek, Hwy 123, 9 June 2001, R. Lechleitner, 1 &amp;male; (CSUC); 13 July 2002, B. Kondratieff, 5 &amp;male;, 4 &amp;female; (CSUC); 13 July 2003, B. Kondratieff and J. Schmidt, 5 &amp;male;, 5 &amp;female; (BYUC, CSUC); 14 July 2004, B. Kondratieff, 7 &amp;male;, 3 &amp;female; (CSUC); Ohanapecosh River, N Hwy 123, 7 July 1999, B. Kondratieff, 10 &amp;male; (BYUC, CSUC); Ohanapecosh Campground, 16 June 2004, M. Grove, 5 &amp;male;, 4 &amp;female; (CSUC); Purcell Creek, 5 mi NE Packwood, 15 June 2004, B.P. Stark and R.W. Baumann, 6 &amp;male;, 5 &amp;female; (BPSC); White Pass, Hwy 12, 28 June 1985, B.P. Stark, 1 &amp;male;, 1&amp;female; (BPSC); King Co. Deception Creek, below Deception Falls, Hwy 2, jct. Tye River, 17 July 1988, R.W. Baumann, S.A. Wells and M.F. Whiting, 7 &amp;male;, 25 &amp;female; (BYUC); creek, Stevens Pass Ski Area, Hwy 2, 17 July 1988, R.W. Baumann, S.A. Wells and M.F. Whiting, 10 &amp;male;, 7 &amp;female; (BYUC); Mason Co., Jorsted Creek, FR24, NE Lake Cushman, 15 June 2005, B. Kondratieff and R.W. Baumann, 5 &amp;male;, 3 &amp;female; (BYUC, CSUC); Purdy Creek, George Adams Fish Hatchery, 5 mi. N Shelton, 22 May 1995, G.F. Kraft, 9 &amp;male;, 1 &amp;female; (BYUC); Rabbit Creek, 4 mi. NW Matlock, 23 April 1995, G.F. Kraft, 1 &amp;male; (BYUC); Okanogan Co. stream, Loup Loup Campground, Hwy 20, Okanogan National Forest, 10 June 1991, R.W. Baumann and B.P. Stark, 2 &amp;male; (BYUC); Boulder Creek 12 mi. NW Conconully, 20 July 1995, Mackenzie, Somera and Schultz, 3 &amp;male;, 5 &amp;female; (BYUC); Doe Creek, FR 150, 16 mi. N Winthrop, 5 July 1995, Mackenzie, 1 &amp;female; (BYUC); Foggy Dew Creek, 8 mi. SW Carlton, 11 July 1995, G. Mackenzie, 1 &amp;male;, 2 &amp;female; (BYUC); Gold Creek, 6.5 mi. SW Carlton, 21 June 1995, G. Mackenzie, 2 &amp;male;, 4 &amp;female; (BYUC); Goat Creek, FR 300, 15.5 mi. NW Winthrop, 3 July 1995, G. Mackenzie, 9 &amp;male;, 13 &amp;female; (BYUC); Ortell Creek, FR 5220, Okanogan National Forest, 17 July 1995, G.F. Kraft, 1 &amp;male; (BYUC); Pierce Co., creek, junction Nisqually River, near Nisqually Glacier, Mount Rainier National Park, 15 June 1969, R.W. Baumann, 1 &amp;male; (BYUC); Carbon River Entrance, Rainforest Loop Trail, 27 May 1997, B. Kondratieff, 1 &amp;male; (CSUC); Carbon River Entrance, 27 May 1997, B. Kondratieff, 1 &amp;male;, 1 &amp;female; (CSUC); 20 June 2003, B. Kondratieff, 2 &amp;male;, 2 &amp;female; (CSUC); 12 July 2003, B. Kondratieff, 1 &amp;male;, 1&amp;female; (CSUC); Carbon River at Chenuis Falls Trailhead, 6 June 1997, R. Lechleitner, 8 &amp;male; (CSUC); Edith Creek, Fourth Crossing, 13 September 1997, R. Lechleitner, 2 &amp;male; (CSUC); Fryingpan Creek, Sunrise Road, 13 July 2003, B. Kondratieff and J. Schmidt, 5 &amp;male;, 5 &amp;female; (BYUC, CSUC); Nisqually River, Glacier View Bridge, 7 July 1999, B. Kondratieff, 2 &amp;male; (CSUC); Paradise River, Fourth Crossing, Valley Road, 16 August 1999, B. Kondratieff, 1 &amp;male; (CSUC); 23 July 2000, R. Lechleitner, 3 &amp;male; (CSUC); St. Andrews Creek, Westside Road, 14 July 2000, R. Lechleitner, 10 &amp;male;, 5 &amp;female; (CSUC); boggy stream, 17 mi N Paradise Road, Westside Road, 17 June 2001, R. Lechleitner, 1 &amp;male; (CSUC); St. Andrews Creek, Westside Road, 24 July 1997, B. Kondratieff, 3 &amp;male;, 1 &amp;female; (CSUC); Tahoma Creek, Westside Road, 22 May 2003, B. Kondratieff, 1 &amp;male; (CSUC); Skagit Co., unnamed creek, Hwy 11, Lake Tyee Community, 17 June 2004, B.P. Stark and R.W. Baumann, 9 &amp;male;, 4 &amp;female; (BPSC); Skamania Co., Falls Creek, 14 August 1983, G.R. Fiala, 6 &amp;male;, 8 &amp;female; (BYUC); Mosquito Creek, 14 August 1983, G.R. Fiala, 3 &amp;female; (BYUC); Smoky Creek, 14 August 1983, G.R. Fiala, 1 &amp;female; (BYUC); unnamed creek, 2 mi. below Big Creek Falls Viewpoint, FR 90, 14 June 2004, B.P. Stark and R.W. Baumann, 1 &amp;male;, 2 &amp;female; (BPSC); Snohomish Co., Owl Creek, FR 23, 16 mi. SE Darrington, 9 June 1994, G. Mackenzie, 3 &amp;female;, 2 &amp;female; (BYUC); unnamed creek, 1.6 mi. up FR 23, 11 mi. SE Darrington, 9 June 1994, G. Mackenzie, 4 &amp;male;, 4 &amp;female; (BYUC); Whatcom Co., unnamed creek, 100m S ski lift, Mount Baker, 14 July 1994, G. Mackenzie, 10 &amp;male; (BYUC); stream, North Pass Road, 5 mi. NE Everson, 11 May 1967, K.E. Vander Mey, 2 &amp;male;, 1 &amp;female; (BYUC); Boulder Creek, Maple Falls, 15 May 1967, K.E. Vander Mey, 2 &amp;male; (BYUC); Canyon Creek, NE Welcome, 27 July 1966, K.E. Vander Mey, 1 &amp;male; (BYUC); Cornell Creek, Mt. Baker Road, 29 June 2008, D.E. Ruiter, 3 &amp;male; (CSUC); Galena Creek, MP 53 Hwy 542, 12 mi. E Glacier, 14 July 1994, G. Mackenzie, 3 &amp;male;, 15 &amp;female; (BYUC); Happy Creek, Hwy 20, North Cascades National Park, 17 June 2004, B.P. Stark and R.W. Baumann, 3 &amp;male;, 2 &amp;female; (BPSC); Newhalem Creek, North Cascades National Park, 17 June 2004, B.P. Stark and R.W. Baumann, 11 &amp;male;, 11 &amp;female; (BPSC); Padden Creek, outlet Lake Bellingham, 18 May 1994, G. Mackenzie, 1 &amp;female; (BYUC); Razor Hone Creek, Hwy 542, 13 mi. E Glacier, 14 July 1994, G. Mackenzie, 5 &amp;male;, 17 &amp;female; (BYUC); Ruth Creek, Hannegan Campground, 14 July 1994, G. Mackenzie, 6 &amp;male;, 8 &amp;female; (BYUC); Sygitowicz Creek, 2 mi SW Van Zandt, 5 May 1994, Kraft and Sammeth, 1 &amp;female; (BYUC); Swamp Creek, Mount Baker National Forest, 11 August 1966, K.E. Vander May, 4 &amp;male;, 10 &amp;female; (BYUC); Yakima Co., Ahtanum Creek, Ahtanum Meadows Campground, 25 June 2000, R.L. Newell, 4 &amp;male;, 5 &amp;female; (BYUC); seep, 5 mi E White Pass, Hwy 12, 15 June 2004, B.P. Stark and R.W. Baumann, 3 &amp;male; (BPSC). <b>Male.</b> General color yellow in life, head with black ocellar rings, pronotum yellow except for wide black lateral margins, abdomen with wide black stripe covering terga 1 to 8, black mark on tergum 8 much broader than long as shown in Frison (1935) and sometimes even slightly divided medially. Tergum 9 with a definite, bare elevated transverse process on the anterior margin (Figs. 2 &amp; 3). The anterior margin of the process varies from entire to slightly emarginate (Figs. 2 &amp; 3). In dorsal aspect, the epiproct is erectile, elongate, and subparallel (Fig. 4); in lateral view, slightly enlarged subapically (Figs. 6 &amp; 7), in dorsal aspect, apex sharp and bare (Fig. 5), laterally, rounded and bare at edge (Figs. 6 &amp; 7); in dorsal aspect, epiproct surface covered with dense pile of appressed long setae, extending to base (Figs. 4-7), in lateral aspect, &amp;frac23; or more of epiproct, covered by pile-like hairs, ventrally bare (Fig. 6). Aedeagus tubular basally, dorsal aspect subtriangular, with two small dorsal lobes, bearing long thin setae (Fig. 8), lateral, terminal aspect exhibiting paired curled hornlike lobes (Fig. 9); surface with pores (Fig. 9). <b>Female.</b> Color and dark markings similar to male. Subgenital plate large, nearly covering sternum 9, sides subparallel, with a broadly rounded apex, that can sometimes appear truncate (Fig. 26).
description: Published as part of <i>Kondratieff, Boris C. &amp; Baumann, Richard W., 2009, A Contribution To The Knowledge Of Sweltsa Exquisita (Frison) And S. Occidens (Frison) And Description Of A New Species Of Sweltsa From The Northern Rocky Mountains, U. S. A. (Plecoptera: Chloroperlidae), pp. 20-29 in Illiesia 5 (3)</i> on pages 21-24, DOI: 10.5281/zenodo.4759034
description: {"references": ["Frison, T. H. 1935. New North American species of the genus Alloperla (Plecoptera: Chloroperlidae). Transactions of the American Entomological Society, 61: 331 - 344."]}