Myrsidea oleaginei Price, Hellenthal and Dalgleish

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, Zootaxa 1048, pp. 1-20 : 13-14

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.

Figures

FIGURES 9 – 17. 9 – 10, Myrsidea barbati. 9, Female dorsal thorax and dorsoventral abdomen. 10, Male genital sac sclerite. 11 – 12, M. similis. 11, Female dorsal thorax and abdomen. 12, Male genital sac sclerite. 13 – 14. M. contopi. 13, Male genital sac sclerite. 14, Female dorsal thorax and abdomen. 15 – 16, M. oleaginei. 15, Female dorsal thorax and dorsoventral abdomen. 16, Male genital sac sclerite. 17, M. neocinereae female dorsal thorax and dorsoventral abdomen.