Neocalcealges

Key to species of Neocalcealges (modified from Orwig 1968) 1. Setae e 2 absent; setae d 1 present or absent.................................................................. 2 - Setae e 2 and d 1 present................................................................................. 3 2. Setae d 1 absent. Male: distance between setae g and ps 3 7���12 ��m. Female: copulatory aperture located far from anterior end of supranal cleft.................................................................... N. cuspilobus Orwig, 1968 - Setae d 1 present. Male: distance between setae g and ps 3 13���17 ��m. Female: copulatory aperture located close to anterior end of supranal cleft................................................................... N. undulatus Orwig, 1968 3. Male: posterior margin of terminal lamellae margins smooth................................................... 4 - Male: posterior margin of terminal lamellae margins with indentations........................................... 6 4. Male: distance between setae g and ps 3 20 ��m or more. Female: setae h 1 located anterior to end of supranal concavity, far from setae h 2............................................................................................. 5 - Male: distance between setae g and ps 3 10 ��m or less. Female: setae h 1 located posterior to anterior end of supranal concavity, closed to setae h 2.................................................................. N. inauditus Orwig, 1968 5. Male: distance between setae g 23���29 ��m, terminal lamellae rounded. Female: distance between supranal cleft and copulatory aperture 12���18 ��m............................................................... N. segregatus Orwig, 1968 - Male: distance between setae g 15���17 ��m, terminal lamellae truncate. Female: distance between supranal cleft and copulatory aperture 29���33 ��m................................................................. N. angustus Orwig, 1968 6. Male: terminal lamellae each with 3 or more indentations. Female with setae h 1 located posterior to end of supranal cleft, close to setae h 2........................................................................................... 7 - Male: terminal lamellae each with 2 indentations. Female with setae h 1 located anterior to end of supranal cleft, far from setae h 2........................................................................... N. emarginatus Orwig, 1968 7. Male: terminal lamellae each with 4���7 indentations (Fig. 3 A). Female:distance from copulatory aperture to supranal concavity 42���57 ��m (Fig. 6 A)...................................................................... N. davidi sp. nov. - Male: terminal lamellae each with 3 indentations (Fig. 3 B). Female: distance from copulatory aperture to supranal concavity 62���75 ��m (Fig. 2 A).................................................................... N. chrysotis sp. nov.
Published as part of Wang, Zi-Ying & Proctor, Heather, 2015, Two new feather mites of the genus Neocalcealges Orwig (Analgoidea: Trouessartiidae) from the Sichuan province of China, pp. 567-576 in Zootaxa 3946 (4) on pages 575-576, DOI: 10.11646/zootaxa.3946.4.5, http://zenodo.org/record/238540
{"references":["Orwig, K. R. (1968) The genera and species of the feather mite subfamily Trouessartinae except Trouessartia (Acarina: Proctophyllodidae). Bulletin of the University of Nebraska State Museum, 8 (1), 1 - 187."]}