Toxomerus procrastinatus Metz, 2001

Borges, Zuleica M. & Couri, Marcia S., 2009, Revision of Toxomerus Macquart, 1855 (Diptera: Syrphidae) from Brazil with synonymic notes, identification key to the species and description of three new species 2179, Zootaxa 2179, pp. 1-72 : 49-50

Toxomerus procrastinatus Metz

( Figs. 137–139)

Toxomerus procrastinatus Metz & Thompson, 2001: 228 , 242 (key & descr.).

Diagnosis. Face 1/3 as long as eye width, yellow; frontal triangle yellow. Proepimeron yellow; scutum black except broadly yellow laterally; scutellum brown with yellow margins or all brownish, black pilose; anepimeron brownish. Pro and mesofemora yellow, metafemur yellow on basal 1/3 and brown on apical 2/3; pro and meso tibiae yellow, metatibia brownish. Wing extensively microtrichose; alula broader than cell BM appically, microtrichose. Abdomen with yellow maculae on 3 rd and 4 th terga narrow. Surstylus a little concave apically, in lateral view; postanal process 1/3 as long as surstylus; aedeagus enlarged, slightly proeminent dorsally; superior lobe somewhat rounded with dorsal extension, with scattered hairs, longer along anteroventral and ventral margin, with small lobe medio-dorsal with hairs.

Female genitalia: 9 th tergum with a somewhat “U” shape black macula; epiproct elliptical; cercus slender; hypoproct somewhat triangular; 9 th sternum as in Fig. 138; three oval spermatecae similar in size ( Figs. 137–139).

Length. Body 9.6–11.5 mm, wing 8.2–9.6 mm.

Type material examined. Paratypes. PARAGUAY. Ybycui: Ybycui National Park , ♂, 12–24/IV/1980, P. J. Spangler et al. ( USNM) . BRAZIL. Rio de Janeiro: Nova Friburgo , ♂, 1–31/I/1965, Gred & Guimarães ( USNM) ; Itatiaia , ♀, IV/1945, Barreto ( USNM) ; ♂, I/1948, C. d’Andretta ( USNM) . São Paulo: Cantareira , ♂, XI/1946, Barreto ( USNM) ; ♂, XI/1946, M. Carrera ( USNM) ; Santo Amaro , 3 ♂, X/1962, J. Lane ( USNM) ; Coqueiros , ♀, 10/I/1954, E. Rabello ( USNM) ; Rio Claro , ♂, I/1977, N. Papavero ( USNM) ; H.

Florestal , ♂, XII/1951, L. Trav. ( USNM) ; Osasco , ♂, V/1956, F. Lane ( USNM) ; Guapiara , ♀, 6/III/1958, K Lenko ( USNM) ; Campos do Jordão , 3♂, ♀, 18/XI/1957, 20/XI/1957, 23/XI/1957, 26/XI/1957; K. Lenko ( USNM) , 5 ♂, 6 ♀, 23/IX/1962, 21/X/1962, L. Silva & E. Dente ( USNM) ; Bocaina , ♀, 4/XI/1965, F. M. Oliveira ( USNM) ; Santa Catarina : Nova Teutônia, 43 ♂, 9 ♀, VI/1964, IX/1964, X/1964 ,, XII/1964 ,, I/ 1970, V/1970, XI/1971, V/1972, F. Plaumann ( USNM) ; ARGENTINA. Misiones : San Antonio, ♂, XII/1973, M. Fritz ( USNM) .

Other material examined. BRAZIL. Espírito Santo: Santa Tereza , ♂, II/1972, H. Ebert ( MNRJ) . Rio de Janeiro: Itatiaia , ♂, Travassos & Dalcy ( MNRJ) . São Paulo: Bocaina , 2 ♂ & 2 ♀, XI/1969, Alvarenga & Seabra ( MNRJ) ; ♀, F. M. Oliverira ( MNRJ) .

Geographical record. Southeastern Brazil to Paraguay and Argentina.