Isoperla lenati Szczytko & Kondratieff, 2015

Verdone, Chris J., Beaty, Steven R., Holland, Victor B. & Williams, Bronwyn W., 2023, Isoperla riverae, a new stonefly species from the southeast Nearctic, with notes on sympatric species including the larval description of Isoperla lenati Szczytko & Kondratieff, 2015 (Plecoptera: Perlodidae), Zootaxa 5270 (3), pp. 437-470 : 439

Isoperla lenati Szczytko & Kondratieff, 2015

( Figs. 1–9 )

Little Stripetail

http//lsid.speciesfile.org/urn:lsid: Plecoptera .speciesfile.org:TaxonName:468919

Isoperla lenati Szczytko & Kondratieff 2015:137 . Holotype male (USNM), Naked Creek , Richmond Co., North Carolina, U.S.A.

Distribution. U.S.A. —FL, GA, NC, SC. ( DeWalt et al. 2023; Fig. 15 )

Material examined. U.S.A. — North Carolina: Hoke Co., Flat Creek, Manchester Rd. , 35.18244, -79.17695, 13 March 2019, emerged 21 March 2019, C. Verdone, S. Beaty, L. Housley, 2F, 2E ( NCDWR) ; same location, 13 March 2019, emerged 25 March 2019, C. Verdone, S. Beaty, L. Housley, 1F, 1E ( NCDWR) ; same location, 13 March 2019, emerged 26 March 2019, C. Verdone, S. Beaty, L. Housley, 1M ( NCDWR) ; same location, 13 March 2019, emerged 29 March 2019, C. Verdone, S. Beaty, L. Housley, 1M, 2F, 3E ( NCDWR) ; same location, 13 March 2019, emerged 11 April 2019, C. Verdone, S. Beaty, L. Housley, 2F, 2E ( NCDWR) ; same location, 13 March 2019, C. Verdone, S. Beaty, L. Housley, 1M, 2F, 2E ( NCDWR) ; same data, 1F, 1E ( NCDWR) ; same data, C. Verdone, S. Beaty, L. Housley, 10L ( NCDWR) ; Rockfish Creek, Plank Rd. , 35.05861, -79.27907, 23 April 1990, NCDWR, 1L ( NCDWR) . Hoke / Scotland Co., Drowning Creek , Turnpike Rd. , 34.97414, -79.37785, 19 May 2018, C. Verdone, 2F ( NCDWR) ; Lumber River , NC 401 , 34.90081, -79.34833, 28 March 2006, D. Lenat, 3L ( NCDWR) ; same location, 25 March 2011, D. Lenat, 2L ( NCDWR) ; same data, 2L ( NCDWR) ; same location, 20 May 2018, C. Verdone, 1M ( NCDWR) ; same location, 17 April 2019, C. Verdone, V. Holland, 2M, 5F ( NCDWR) ; same data, 1M, 1F ( NCDWR) ; same location, 9 May 2020, C. Verdone, V. Holland, 6M, 4F ( NCDWR) . Moore Co., Little River, Morrison Bridge Rd. , 35.19233, -79.18408, 17 April 2019, C. Verdone, V. Holland, 4M, 7F ( NCDWR) ; same data, 1L ( NCDWR) ; unnamed tributary to Drowning Creek , SR 1140, 35.23711, -79.66511, 4 May 2006, E. Fleek, S. Beaty, 3L ( NCDWR) . Moore / Richmond Co., Drowning Creek , SR 1102, 35.08426, -79.58270, 28 March 2019, S. Beaty, C. Verdone, V. Holland, L. Housley, 1M, 1E ( NCDWR) ; same data, 1M, 1E ( NCDWR) ; same data, 2M ( NCDWR) ; same location, 28 March 2019, emerged 14 April 2019, S. Beaty, C. Verdone, V. Holland, L. Housley, 1M, 1E ( NCDWR) ; same location, 14 April 2019, C. Verdone, D. Fuller, S. Beaty, 2F ( NCDWR) ; same data, 3M ( NCDWR) ; same location, 2015, D. Lenat, 2L ( NCDWR) . Richmond Co., Big Branch , SR 1487, 35.02833, -79.63833, 2 May 2006, E. Fleek, S. Beaty, 1F, 1L ( NCDWR) ; Naked Creek , SR 1003, 35.08197, -79.58909, 17 April 2019, C. Verdone, V. Holland, 2F ( NCDWR) ; same location, 28 April 2019, S. Beaty, C. Verdone, 3F ( NCDWR) ; same data, 1F ( NCDWR) .

Figures

FIGURE 15. Distribution of Isoperla riverae sp. n. and examined material of I. dicala and I. lenati. Records of I. lenati from Szczytko & Kondratieff are also included.

FIGURES 1–4. Isoperla lenati, larva, Flat Creek, Hoke Co., North Carolina. 1. Habitus, dorsal. 2. Head and pronotum, dorsal, (a) pale medial area anterior to median ocellus, (b) anterolateral pale spots, (c) mediolateral pale spots, (d) enclosed pale ocellar spot, (e) pale ocular areas. 3. Abdomen, dorsal. 4. Abdomen, ventral.

FIGURES 5–8. Isoperla lenati, larva, Rockfish Creek, Hoke Co., North Carolina. 5. Right lacinia, ventral. 6. Left lacinia, ventral. 7. Right mandible, ventral; (inset) acanthae. 8. Left mandible, ventral; (inset) a dense brush of short spinous setae.

FIGURES 9–10. 9. Isoperla lenati, foreleg, dorsal, Flat Creek, Hoke Co., North Carolina. 10. Isoperla davisi, foreleg, dorsal, Sandy Creek, Randolph Co. North Carolina.