A REVIEW OF STONEFLY (INSECTA; PLECOPTERA) TAXONOMIC RESEARCH IN ALABAMA, WITH NEW STATE RECORDS AND AN UPDATED CHECKLIST Scott A. Grubbs Department of Biology and Center for Biodiversity Studies Western Kentucky University Bowling Green, KY 42101 U.S.A. E-mail: scott.grubbs@wku.edu ABSTRACT A brief review of the literature on the taxonomy of Alabama Plecoptera is presented. New state records of Leuctra sibleyi Claassen, Zealeuctra claasseni (Frison), Perlesta decipiens (Walsh), and Isoperla decepta Frison are provided and an updated checklist of 107 Alabama stonefly species is included. Keywords: Plecoptera, stoneflies, Alabama, new records, checklist INTRODUCTION The first stonefly species described from type localities in Alabama did not occur until approximately 40 years ago, with Taeniopteryx lonicera (Ricker & Ross 1968) and Allocapnia polemistis (Ross & Ricker 1971). The first inclusive treatment of the stonefly species of Alabama was completed by Audrey James in 1972 as an unpublished doctoral dissertation. Species-level taxonomic keys were provided for males and females, and distribution maps were included for each of the 52 species recorded from the state at that time. She included six species from Alabama as manuscript names, of which four (Leuctra alabama, L. alta, L. cottaquilla, and Isoperla davisi) were formally described by her in 1974. A fifth manuscript species (L. crossi) was later described in James (1976) based largely on material she had initially referred to as L. alexanderi Hanson in James (1972). Two additional species of Isoperla were proposed as manuscript names in James (1972). One species (manuscript name of I. scotti) has since been described and renamed I. jamesae by Grubbs & Szczytko (2010) and the second species will be included in an upcoming review of the eastern North America Isoperlinae (Szczytko & Kondratieff, in preparation). Following James' work, Stark & Szczytko (1976) and Surdick (1981) described Beloneuria jamesae and Alloperla hamata, respectively, from Alabama. Sixteen new state records were listed in Stark & Harris (1986), increasing the then-known total to 71 species, and Young et al. (1989) added the first state record for the nemourid genus Ostrocerca (O. truncata (Claassen)). Harris et al. (1996) updated this total to 76 species based on new state records and taxonomic updates, incorporating new species discoveries by Stark & Lentz (1988; Neoperla harrisi) and Kondratieff & Kirchner (1996; Hansonoperla cheaha). Baumann (1996) described Amphinemura alabama from northern Alabama, Smith & Stark (1998) described N. coosa from central Alabama, and Stark (2004) reported on a tentative new state record of Acroneuria petersi Stark & Gaufin based only on females. Surdick & Stark (2004) described A. prognoides from southern Alabama and provided a new state record for A. caudata Frison, and Harrison & Stark (2010) supplied the first record of Leuctra triloba Claassen. Recent collecting efforts by the author in the northern portion of the state, and collaborative research with Andrew L. Sheldon in the Talladega National Forest region, has resulted in several new species discoveries and new state records (Grubbs 2005, 2006, 2008, 2010; Grubbs & DeWalt 2008; Grubbs & Sheldon 2008, 2009). At present, 21 species of stoneflies have type localities in Alabama (Table 1). RESULTS Four new records, an amended state record, and an updated checklist of the stoneflies reported from Alabama are presented below. Specimens are deposited in the Center for Biodiversity Studies, Western Kentucky University (WKU) and the Stark Collection, Mississippi College, Clinton, Mississippi (BPS). Table 1. List of stonefly species with Alabama type localities. Family Species County Reference Capniidae Allocapnia menawa Grubbs & Sheldon Clay A. muskogee Grubbs & Sheldon Cleburne A. polemistis Ross & Ricker Walker A. sano Grubbs Madison A. tsalagi Grubbs Jackson Leuctridae Leuctra alabama James Jackson L. alta James Calhoun L. cottaquilla James Calhoun L. crossi James Calhoun L. pinhoti Grubbs & Sheldon Cleburne Zealeuctra talladega Grubbs Clay Amphinemura alabama Baumann Limestone Taeniopteryx lonicera Ricker & Ross Blount Alloperla hamata Surdick Jackson A. prognoides Surdick & Stark Baldwin Beloneuria jamesae Stark & Szczytko Clay Hansonoperla cheaha Kondratieff & Kirchner Cleburne Neoperla coosa Smith & Stark Chilton N. harrisi Stark & Lentz Lauderdale Perlodidae Isoperla davisi James Tallapoosa I. jamesae Grubbs & Szczytko Lauderdale Nemouridae Taeniopterygidae Chloroperlidae Perlidae Grubbs & Sheldon 2008 Grubbs & Sheldon 2008 Ross & Ricker 1971 Grubbs 2006 Grubbs 2008 James 1974 James 1974 James 1974 James 1976 Grubbs & Sheldon 2009 Grubbs 2005 Baumann 1996 Ricker & Ross 1968 Surdick 1981 Surdick 2004 Stark & Szczytko 1976 Kondratieff & Kirchner 1996 Smith & Stark 1998 Stark & Lentz 1988 James 1974 Grubbs & Szczytko 2010 New state records Amended state record Leuctra sibleyi Claassen is distributed broadly across the eastern Nearctic region (DeWalt et al. 2010). This headwater species was collected recently in northwestern Alabama, representing a new state record and a southwestern range extension. Material examined. U.S.A., Alabama, Colbert Co., tributary to Ross Branch, CR 1, 6 km SE Waterloo, 4 May 2008, S.A. Grubbs, (WKU); Lauderdale Co., Second Creek, CR 126 at CR 1, 9 km NE Waterloo, 4 May 2008, S.A. Grubbs, (WKU). Zealeuctra claasseni (Frison) has been recorded from Kansas east to West Virginia and south to Texas (Ricker & Ross 1969; DeWalt et al. 2010). This upland stream species has been collected recently from northwestern Alabama, representing a new state record. Material examined. U.S.A., Alabama, Lauderdale Co., CR 14, Gravelly Springs, ca. 0.5 mi W Natchez Trace Parkway, 15 March 2010, B.P. Stark, (BPS). Perlesta decipiens (Walsh) is a variable species that is widely distributed across the central and eastern U.S. (Stark 2004; DeWalt et al. 2010). This species is common in large streams and small rivers in the Talladega National Forest region in east-central Alabama, and is likely distributed broadly across the northern and central portions of the state. Material examined. U.S.A., Alabama, Calhoun Co., Terrapin Creek, U.S. 278 at CR 33, 4 km NE Piedmont, 17 May 2008, S.A. Grubbs, 2^, 3? (WKU); Clay Co., Enitachopco Creek, CR 35, 9 km ESE Millersville, 17 May 2008, S.A. Grubbs, 3^, 6? (WKU); Talladega Co., Smelley Creek, CR 234 26 May 2006, A.L. Sheldon, 4^, 8? (WKU). Isoperla decepta Frison has been reported from southern Ontario south to Kentucky and Missouri (DeWalt et al. 2010). This species has been recently collected in northern Alabama, representing a new state record and a small southern range extension. Material examined. U.S.A., Alabama, Lauderdale Co., Anderson Creek, 6 km NE Rogersville, 21 April 2002, S.A. Grubbs, 1^, 6? (WKU); Limestone Co., Cairo Branch, Elk River, 16 km NE Rogersville, 21 April 2002, S.A. Grubbs, 3^, 5^, 3 nymphs (WKU). Sweltsa hoffmani Kondratieff & Kirchner Grubbs & Sheldon (2008) provided the first confirmed Alabama state record of Sweltsa onkos (Ricker) from Talladega National Forest. Kondratieff & Kirchner (2009) has since partitioned this species into a northern and eastern form (S. onkos) known from Atlantic Canada south to Virginia and recently-described second species (S. hoffmani) distributed from western New York south to eastern Tennessee. This specimen has since been reexamined and determined as S. hoffmani. The prior Alabama records (James 1972, Stark & Harris 1986, Surdick 2004) for Sweltsa (as S. mediana (Banks)) were based on females, yet are likely S. hoffmani. Females of S. hoffmani, S. mediana, and S. onkos are very difficult to distinguish and the distribution of S. mediana is in the southern Appalachian Mountains only from southwestern Virginia south to northwestern South Carolina. In addition, a second state record of S. hoffmani is now confirmed from the far northwestern portion of the state. Material examined. U.S.A., Alabama, Cleburne Co., small stream draining Dugger Mountain, Talladega National Forest, 22 May 2006, A.L. Sheldon, (WKU); Colbert Co., tributary to Ross Branch, CR 1, 6 km SE Waterloo, 4 May 2008, S.A. Grubbs, (WKU). Checklist of Alabama Plecoptera (order follows DeWalt et al. 2010) With the additions and the amendments listed above, the total number of species recorded from Alabama currently stands at 107. The Isoperla list, however, should be viewed as incomplete until the eastern North America Isoperlinae (Szczytko & Kondratieff, in preparation) study has been completed. James (1972) also reported I. holochlora (Klapalek) and Hydroperla crosbyi (Needham & Claassen; as Isogenus crosbyi) from Alabama, but neither is listed below. Stark & Harris (1986) skeptically omitted the I. holochlora record, a position that I am similarly and conservatively following here, and the H. crosbyi record was based on a single female that has not been located and reexamined. Superfamily Group Euholognatha Family Capniidae Allocapnia aurora Ricker A. granulata (Claassen) A. menawa Grubbs & Sheldon A. muskogee Grubbs & Sheldon A. mystica Frison A. nivicola (Fitch) A. polemistis Ross & Ricker A. recta (Claassen) A. rickeri Frison A. sano Grubbs A. smithi Ross & Ricker A. tennessa Ross & Ricker A. tsalagi Grubbs A. virginiana Frison Nemocapnia carolina Banks Family Leuctridae Leuctra alabama James L. alta James L. biloba Claassen L. carolinensis Claassen L. cottaquilla James L. crossi James L. ferruginea (Walker) L. grandis Banks L. moha Ricker L. pinhoti Grubbs & Sheldon L. rickeri James L. sibleyi Claassen L. tenuis (Pictet) L. triloba Claassen L. usdi Grubbs Paraleuctra sara (Claassen) Zealeuctra claasseni (Frison) Z. fraxina Ricker & Ross Z. talladega Grubbs Family Nemouridae Amphinemura alabama Baumann A. appalachia Baumann A. delosa (Ricker) A. mockfordi (Ricker) A. nigritta (Provancher) A. wui (Claassen) Ostrocerca truncata (Claassen) Prostoia completa (Walker) Shipsa rotunda (Claassen) Soyedina alexandria Grubbs Family Taeniopterygidae Oemopteryx contorta (Needham & Claassen) Strophopteryx fasciata (Burmeister) Taeniopteryx burksi Ricker & Ross T. lita Frison T. lonicera Ricker & Ross T. maura (Pictet) T. metequi Ricker & Ross T. ugola Ricker & Ross Superfamily Group Systellognatha Family Chloroperlidae Alloperla atlantica Baumann A. caudata Frison A. chloris Frison A. hamata Surdick A. idei (Ricker) A. prognoides Surdick & Stark A. usa Ricker Haploperla brevis (Banks) Sweltsa hoffmani Kondratieff & Kirchner Family Perlidae Acroneuria abnormis (Newman) A. arenosa (Pictet) A. carolinensis (Banks) A. evoluta Klapalek A. filicis Frison A. frisoni Stark & Brown A. perplexa Frison A. petersi Stark & Gaufin Agnetina annulipes (Hagen) A. flavescens (Walsh) Attaneuria ruralis (Hagen) Beloneuria jamesae Stark & Szczytko Eccoptura xanthenes (Newman) Hansonoperla cheaha Kondratieff & Kirchner Neoperla carlsoni Stark & Baumann N. catharae Stark & Baumann N. clymene (Newman) N. coosa Smith & Stark N. harrisi Stark & Lentz N. occipitalis (Pictet) N. stewarti Stark & Baumann Paragnetina fumosa (Banks) P. kansensis (Banks) Perlesta decipiens (Walsh) P. placida (Hagen) P. shawnee Grubbs P. teaysia Kirchner & Kondratieff Perlinella drymo (Newman) P. ephyre (Newman) P. zwicki Kondratieff, Kirchner & Stewart Family Perlodidae Clioperla clio (Newman) Diploperla duplicata (Banks) D. robusta Stark & Gaufin Helopicus bogaloosa Stark & Ray H. subvarians (Banks) Isoperla bilineata (Say) I. davisi James I. decepta Frison I. dicala Frison I. jamesae Grubbs & Szczytko Remenus bilobatus (Needham & Claassen) Family Peltoperlidae Tallaperla cornelia (Needham & Smith) T. laurie (Ricker) T. maria (Needham & Smith) Family Pteronarcyidae Pteronarcys biloba Newman P. dorsata (Say) ACKNOWLEDGEMENTS species file online. 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