Gyrophaena (Gyrophaena) affinis Sahlberg 1834
Creators: name: Klimaszewski, Jan
name: Webster, Reginald
name: Savard, Karine
Publisher: name: Zenodo
Year: 2009
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Staphylinidae
Gyrophaena
Gyrophaena affinis

description: IX. <i>Gyrophaena</i> (<i>Gyrophaena</i>) <i>affinis</i> species group (Seevers, 1951: 694) 12. <i>Gyrophaena</i> (<i>Gyrophaena</i>) <i>affinis</i> Sahlberg * Figs 11, 78–84; Map 8 <i>Gyrophaena affinis</i> Sahlberg 1834: 383; Seevers, 1951: 695; Moore and Legner 1975: 427; Campbell and Davies 1991: 106. <i>Gyrophaena subpunctata</i> Casey, 1906: 299. Synonymized by Seevers 1951: 695. <i>Gyrophaena lacustris</i> Casey, 1906: 299. Synonymized by Seevers 1951: 695. <b>Description.</b> Body length 1.7–2.1 mm, narrowly oval; head rufo-piceous to piceous; pronotum flavate to light brown; elytra testaceous to light brown; abdomen rufo-flavate, apical part of abdomen usually darker. Punctation: vertex of head with about 10 large umbilicate punctures on each side, pronotum with a few large punctures, elytra with numerous shallow punctures. Microsculpture: reticulate throughout. Antennae as illustrated (Fig. 11). Pronotum 1.4 times as wide as long. MALE: tergite 8 with two long lateral teeth, margin smooth between them (Fig. 80); sternite 8 broadly rounded apically (Fig. 81). Median lobe of aedeagus with narrowly triangular and subapically split tubus, its venter sinuate and angulate basally, apex narrow and rounded (Fig. 78), dorsal projection of internal sac moderately elongate and coiled with flagellum inside (Fig. 78). Paramere as illustrated (Fig. 79). FEMALE. Tergite 8 truncate apically (Fig. 83); sternite 8 broadly rounded apically and pointed medially (Fig. 84); spermatheca as illustrated (Fig. 82). <b>Map 8.</b> Collection localities in New Brunswick, Canada of <i>Gyrophaena affinis</i> <b>Bionomics. Macrohabitat:</b> mixed forest, 8.5-year-old regenerating mixed forest, eastern white cedar swamp, mature red spruce, and red maple forest. <b>Microhabitat:</b> on/ in gilled mushrooms on forest floor, on log, and on a stump, on small gilled mushrooms on side of decayed log. This species has also been found in rotting mushrooms, on orange bracket (polypore) fungus, on bracket fungus on white birch, and on <i>Pleurotus</i> sp. on dead standing <i>Populus tremuloides</i>. <b>Collecting period:</b> June, July, August, and September. <b>Collecting method:</b> sifting mushrooms, aspirating, and hand collecting specimens. <b>Distribution</b> (Map 8). This is an adventive Palaearctic species in North America. CANADA: British Columbia, Manitoba, New Brunswick, Nova Scotia, and Quebec; UNITED STATES: District of Columbia, Illinois, Indiana, Iowa, Kentucky, Maine, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New Mexico, New York, North Carolina, Pennsylvania, Tennessee, Washington, West Virginia, and Wisconsin.
description: Published as part of <i>Klimaszewski, Jan, Webster, Reginald &amp; Savard, Karine, 2009, Review of the rove beetle species of the subtribe Gyrophaenina Kraatz (Coleoptera, Staphylinidae) from New Brunswick, Canada: new species, provincial records and bionomic information, pp. 81-170 in ZooKeys 22 (22)</i> on pages 104-105, DOI: 10.3897/zookeys.22.219, http://zenodo.org/record/576536
description: {"references": ["Seevers CH (1951) A revision of the North American and European staphylinid beetles of the subtribe Gyrophaenae (Aleocharinae, Bolitocharini). Fieldiana Zoology 32 (10): 659 - 762.", "Sahlberg CR (1834) Dissertatio entomologica, insecta Fennica enumerans. Particula prima - tricesi tertia 1817 - 1834, Aboae &amp; Helsingforsiae, Typis Frenckelliorum. Turku (Abo), Finland: Frenckell. 519 pp.", "Moore I, Legner EF (1975) A catalogue of the Staphylinidae of America north of Mexico (Coleoptera). Division of Agricultural Science, University of California Special Publication 3015: 514 pp.", "Campbell JM and Davies A (1991) Family Staphylinidae rove beetles. In: Bousquet Y (Ed) Checklist of beetles of Canada and Alaska. Agriculture Canada Research Branch III Series Publication 1861 / E: 1 - 430.", "Casey TL (1906) Observations of the staphylinid groups Aleocharinae and Xantholinini, chiefly of America. Transactions of the Academy of Sciences of St. Louis 16: 125 - 435."]}