Thecomyia papaveroi Marinoni and Steyskal

Marinoni, Luciane, Steyskal, George C. & Knutson, Lloyd, 2003, Revision and cladistic analysis of the Neotropical Genus Thecomyia Perty (Diptera: Sciomyzidae), Zootaxa 191, pp. 1-36 : 25-26

10. Thecomyia papaveroi Marinoni and Steyskal , new species ( Figs. 15 , 27 , 39, 41, 43)

Description. Adult. Upper orbital seta absent. Fronto­orbital spot subtriangular to quadrate, width approximately 1/4 of frontal width. Rostrum 0.69­0.75 in males and 0.75 in females as high as eye. White microtomentose infra­ocular marking not forming a triangle but a stripe following eye margin and going through oral margin in mid line of face. Mid femur with short anteromedial seta. Mid and hind femora wholly yellowish. Mesonotum with almost indistinct gray medial stripe. Ejaculatory apodeme wide apically ( Fig. 15 ). Phallapodeme almost straight. Anterior basiphallic process with 3 flattened, expanded processes. Epiphallus large, well developed, extending to base of distiphallus. Distiphallus forming a concave plate. Hypandrium in lateral view with dorsal margin convex; anteroventral margin narrow, rounded ( Fig. 27 ). Anteroventral hypandrial plates in frontal view with margins rounded. Membranous projections of margins of Anteroventral hypandrial plates not extending to lateral margins of hypandrium, covered with minute hairs ( Fig. 27 ). Posterior and anterior surstyli distinct; anterior one very slender, pointed ( Fig. 15 ). Female sternites 6, 7 and 8 almost fused, the suture between 6 and 7+8 visible; wider than long, narrow, with the anterior margin of sternite 6 sinuate. Spermathecal duct with sclerotized region joining spermatheca short; without apical, digitiform projection (Fig. 39).

Type specimens. HOLOTYPE MALE. 1. White rectangular label: [ BRAZIL] "Oriximina, PA [ PARÁ], Brasil, IX­X­1969, Exp. Perm. Amaz." ( USNM). PARATYPE MALE. [ BRAZIL] "Belém, Mocambo, 26.XII.1979; M. F. Torres col." ( MPEG). PARATYPE FEMALE. " BRAZIL: Pará; NE edge of Belém, Utinga, 29 July, 1 Aug. 1964, coll. by C.O. Berg" ( USNM). PARATYPE FEMALE. " BRASIL: PARÁ, Belém­Mocambo, 20.VI.1978, M.F. Torres col.” ( DZUP).

Other specimens examined: BRAZIL. PARÁ: Belém, Mocambo, 20 Jun 1978, M. F. Torres col., 1m. and 3 f. ( MPEG); samel locality, 26 Dec 1979, M. F. Torres col., 3 m. and 3 f. ( MPEG).

Etymology.­The species epithet, papaveroi , is a Latin genitive patronym to recognize and honor the numerous and diverse contributions of Dr. Nelson Papavero to the study of Diptera , especially the Brazilian fauna.

Figures

FIGURES 15 ­ 17. Male terminalia, left lateral view: 15, Thecomyia papaveroi Marinoni and Steyskal; 16, T. signorelli Marinoni and Steyskal; 17, T. tricuneata Marinoni and Steyskal.

FIGURES 24 ­ 29. Hypandrium, frontal view and right lateral view: 24, Thecomyia chrysacra Marinoni and Steyskal; 25, T. mathisi Marinoni; 26, T. naponica Marinoni and Steyskal; 27, T. papaveroi Marinoni and Steyskal; 28, T. signorelli Marinoni and Steyskal; 29, T. tricuneata Marinoni and Steyskal.