Hypotrix Guenee 1852
Creators: name: Lafontaine, Donald
name: Ferris, Clifford
name: Walsh, J.
Publisher: name: Zenodo
Year: 2010
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Lepidoptera
Noctuidae
Hypotrix

description: Key to North American species of <i>Hypotrix</i> 1. Forewing longitudinally streaked; antemedial, medial, and postmedial lines absent........................................................................................................ <b>2</b> – Forewing pattern mottled or well defined but not longitudinal streaking; some transverse lines evident...................................................................... <b>3</b> 2. Forewing with yellow or orange on veins and black streaks between veins...................................................................................................... <b> <i>H</i>. <i>ferricola</i></b> – Forewing cream colored with fine dark streaks and speckling and dark shading toward posterior margin of wing.................................. <b> <i>H</i>. <i>diplogramma</i></b> 3. Reniform spot large, black and crescentic, usually fused to rounded black orbicular spot................................................................................ <b> <i>H</i>. <i>lunata</i></b> – Reniform spot, if dark, then kidney shaped or oval.................................... <b>4</b> 4. Middle and hind tibiae with spiniform setae posteriorly near tibial spurs... <b>5</b> – Middle and hind tibiae without spiniform setae......................................... <b>8</b> 5. Forewing with subterminal line straight with dark line proximally............. <b>6</b> – Forewing with subterminal line absent or irregular..................................... <b>7</b> 6. Reniform and orbicular spots with pale contrasting outline; foretibia with spiniform setae............................................................................ <b> <i>H</i>. <i>spinosa</i></b> – Reniform spot mainly obscure, except for dark area in lower part of reniform spot; orbicular spot a dark dot; foretibia without spiniform setae.................................................................................................................. <b> <i>H</i>. <i>parallela</i></b> 7. Forewing without basal dash; antemedial line separated from orbicular spot by distance equal to width of line................................................ <b> <i>H</i>. <i>ocularis</i></b> – Forewing with black basal dash; antemedial line touching orbicular spot..................................................................................................... <b> <i>H</i>. <i>basistriga</i></b> 8. Forewing silvery gray with contrasting orange and orange-brown shading in terminal area.................................................................................. <b> <i>H</i>. <i>naglei</i></b> – Forewing reddish brown, orange brown, or yellow brown; terminal area similar in color to remainder of forewing.......................................................... <b>9</b> 9. Forewing with three mainly parallel dark and/or light transverse lines............................................................................................................ <b> <i>H</i>. <i>trifascia</i></b> – Forewing with transverse lines more irregular........................................... <b>10</b> 10. Forewing with reniform and orbicular spots gray with contrasting yellow triangular spot between them and below costa................................. <b> <i>H</i>. <i>optima</i></b> – Forewing without yellow between reniform and orbicular spots............... <b>11</b> 11. Forewing with medial area much paler than basal and subterminal areas, so reniform and orbicular spots contrastingly darker.......................... <b> <i>H</i>. <i>hueco</i></b> – Forewing with medial area similar in color to basal and subterminal areas and with reniform and orbicular spots not especially contrasting.................... <b>12</b> 12. Forewing with subterminal line irregular; reniform and orbicular spots with pale-yellow outline; reniform and orbicular spots not especially contrasting................................................................................................... <b> <i>H</i>. <i>alamosa</i></b> – Forewing with subterminal line straight, except toward apex; reniform spot mainly obscure, except for dark area in lower part of spot; orbicular spot absent <i>................................................................................................</i> <i>H</i>. <i>rubra</i>
description: Published as part of <i>Lafontaine, Donald, Ferris, Clifford &amp; Walsh, J., 2010, A revision of the genus Hypotrix Guenee in North America with descriptions of four new species and a new genus (Lepidoptera, Noctuidae, Noctuinae, Eriopygini), pp. 225-253 in ZooKeys 39 (39)</i> on pages 229-230, DOI: 10.3897/zookeys.39.438, http://zenodo.org/record/576643