Myrsidea oleaginei Price, Hellenthal and Dalgleish, new species
Creators: name: Price, Roger D.
name: Hellenthal, Ronald A.
name: Dalgleish, Robert C.
Publisher: name: Zenodo
Year: 2005
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Phthiraptera
Menoponidae
Myrsidea
Myrsidea oleaginei

description: Myrsidea oleaginei Price, Hellenthal and Dalgleish, new species (Figs. 15–16)
Type host. Mionectes oleagineus (M. H. K. Lichtenstein), Ochre­bellied Flycatcher.
Female. Dorsal thorax and dorsoventral abdomen as in Fig. 15. Metanotum with 10– 12 marginal setae. Tergites I–III enlarged, tapering to medioposterior point. Tergal setae: I, 10–15; II, 13–17; III–VI, 14–18; VII, 11–15; VIII, 8–11. Postspiracular setae on III and V–VII short, others long to very long. Sternal setae: II, each aster with 4 setae, 22–31 other setae; III, 20–24; IV, 22–29; V, 24–31; VI, 19–25; VII, 7–10; VIII–IX of subgenital plate, 18–22. Anus with 27–37 setae in dorsal fringe, 28–33 in ventral. Dimensions: TW, 0.41–0.44; HL, 0.27–0.30; PW, 0.25–0.28; PSL, 0.10–0.11; MW, 0.36–0.40; MSL, 0.14– 0.15; AWIV, 0.47–0.55; ANW, 0.17–0.20; TL, 1.28–1.43.
Male. Metanotum with 8–10 marginal setae. Tergal setae: I, 9–11; II, 12–15; III–IV, 14–19; V–VI, 14–17; VII, 11–16; VIII, 10–12. Sternal setae: II, each aster with 4 setae, 19–28 other setae; III, 17–20; IV–V, 19–26; VI, 16–22; VII, 10–13; VIII, 5–7. Genital sac sclerite 0.09 long, as in Fig. 16, with distal narrow tapering. Dimensions: TW, 0.36–0.39; HL, 0.23–0.27; PW, 0.23–0.26; PSL, 0.09–0.10; MW, 0.30–0.33; MSL, 0.11–0.13; AWIV, 0.38–0.42; GL, 0.35–0.37; TL, 1.04–1.14.
Type material. Holotype female (NMNH), ex M. oleagineus, TRINIDAD: Simla nr Arima, 11 Mar 1980, R. C. Dalgleish 685. Paratypes, all ex M. oleagineus (NMNH, TNHM, RCD): TRINIDAD: 2 females, 3 males, same data as holotype; 2 females, 2 males, same except 6 Mar 1980, RCD 747; 1 female, 1 male, same except 10 Mar 1980, RCD 748; 3 females, 2 males, same except 13 Mar 1980, RCD 729; 2 males, same except 28 Mar 1980, RCD 692; 5 females, 4 males, Simla, Arima, 25 Mar 1978, RCD 535; 3 females, 2 males, same except 19 Mar 1976, RCD; 2 females, Arima Valley, 2 Mar 1961, T. Clay No. 89; 1 female, 1 male, Aripo Valley, 14 Jun 1960, TRVL 4499; 1 female, 1 male, Vega de Oropouche, 15 Dec 1959, TRVL 3749; 3 females, 1 male, same except 25 Nov 1958, Bird 2096; BELIZE: 1 female, 1 male, Toledo Distr., Aguacate, 3 May 1979, C. Lyal & A. Hutson; 1 female, 1 male, same except 5 May 1979; 1 female, 1 male, Toledo Distr., Union Camp, 13 May 1979, C. Lyal & A. Hutson; COSTA RICA: 1 male, Puntarenas, Dominical, Hacienda Baru, 1 Jul 1993, Fisher 704; 1 female, 1 male, same except 2 Jul 1993, Fisher 710; 1 female, same except 3 Jul 1993, Fisher 723; 1 female, 1 male, Puerto Viejo, La Selva Biological Station, 11–14 Jun 1992, R. L. Fisher 367; NE PERU: 2 females, 2 males, SE Iquitos, Rio Napa, Explor Napa Camp, 16 Jun 1989, RCD et al 9395; 2 females, 4 males, same except 17 Jun 1989, RCD et al 9393; 2 females, same except 13 Jun 1989, RCD et al 9398.
Remarks. This species is easily separated from others of this group by the unique shape of the anterior female abdominal tergites (Fig. 15) and the posteriorly narrowed male genital sac sclerite (Fig. 16). The number of tergal setae and dimensions further support this separation.
description: Published as part of Price, Roger D., Hellenthal, Ronald A. & Dalgleish, Robert C., 2005, The genus Myrsidea Waterston (Phthiraptera: Menoponidae) from tyrant­flycatchers (Passeriformes: Tyrannidae), with descriptions of 13 new species, pp. 1-20 in Zootaxa 1048 on pages 13-14, DOI: 10.5281/zenodo.169922