Neuzina diminuta Marinoni & Zumbado

Marinoni, Luciane, Zumbado, Manuel A. & Knutson, Lloyd, 2004, tropical Region, Zootaxa 540, pp. 1-7 : 5-6

publication ID

https://doi.org/ 10.5281/zenodo.157967

DOI

https://doi.org/10.5281/zenodo.6271002

persistent identifier

https://treatment.plazi.org/id/281987A4-6E18-FE46-F839-FCEDFE4FFAC0

treatment provided by

Plazi

scientific name

Neuzina diminuta Marinoni & Zumbado
status

sp. nov.

Neuzina diminuta Marinoni & Zumbado View in CoL , new species ( Figs. 1–9 View FIGURES 1 – 4 View FIGURES 5 – 9 )

Description. Adult ( Fig. 1 View FIGURES 1 – 4 ). General coloration: body dark brown, covered with gray pruinosity. Bases of most hairs and setae with rounded brown spots, including those on the head. Body length: 2–4.2 mm. Wing length: 1–2 mm.

Head ( Figs. 2, 3 View FIGURES 1 – 4 ). Frons golden yellow, ocellar triangle and parafrontalia covered by gray pruinosity. Frons with anterior half black pilose; 1 strong upper orbital seta; ocellars and postocellars strong; postocellars slightly divergent; inner and outer vertical setae well developed. Scape and pedicel equal in length; postpedicel about three limes longer than pedicel; arista sub­basal, bearing long white hairs. Face slightly concave in profile, yellowish pollinose, with median black spot; parafacialia with black spot at side of antenna; gena black pilose.

Thorax ( Fig. 4 View FIGURES 1 – 4 ). Mesonotum completely maculate, with brown spots at bases of hairs; sometimes the spots forming one poorly distinguished pair of median stripes anteriorly. Mesonotal suture incomplete. Setae: 1 proepisternal seta, short and fine, only slightly larger than proepisternal hairs; 2 notopleurals; 1 presutural; 1 postpronotal, 1 postsutural supra­alar; 2 postalars, 2 prescutellars dorsocentrals, 2 pairs of scutellars. No setae on pleura, except 1 anepisternal. Wing ( Fig. 4 View FIGURES 1 – 4 ) infumate, with pale spots in cells m, r4+5, r2+3 and dm; r1 darker; margin of wing with pale stripe extending from cell m to cell r2+3. Veins R4+5 and M1+2 not converging apically; crossvein dm­Cu straight; A1+CuA2 complete to margin. Fore coxa completely gray pruinose, bearing some black setae anteriorly; fore femur brownish with medium broad yellow ring; fore trochanter yellow; fore tibia brown; fore tarsi 1 and 5 white. Mid coxa partly gray pruinose with strong black anterior setae. Hind coxa with strong lateroventral seta. Mid and hind femora brown, with irregular yellow maculae; mid and hind tibia mainly light yellow, brown apically; mid and hind tarsi mainly white.

Female ( Fig. 5 View FIGURES 5 – 9 ). Sternite 8 reduced, posterior margin sinuate.

Male abdomen ( Figs. 6–9 View FIGURES 5 – 9 ). Paramere well developed and elongate; no hairs observed. Gonopod well developed, shell shaped, concave, covering the aedeagus. Aedeagus flattened and largely membranous.

Type specimens. HOLOTYPE MALE: White rectangular label: “ COSTA RICA, Prov. Guanacaste, Bagaces, P.N. Palo Verde, Cerro Guayacan, 212 m, 9 May–9 Jun 1999. I Jiménez – Malaise, L/N 259350/389600 #56554.” Deposited at the Instituto Nacional de Biodiversidad de Costa Rica, INBio.

PARATYPES: 6 males and 7 females. COSTA RICA: Prov. Guanacaste, Bagaces, P.N. Palo Verde, 0.250 km NE de Estación, 60 m. 4 Jun–6 Jul 1999. I. Jiménez – Malaise, L/N 259200/388750#54001, white rectangular label: “INB0003462803, INBIOCRI COSTA RICA ” (1 male, INBio); idem, white rectangular label: “INB0003462789 INBIOCRI COSTA RICA ” (1 male, INBio); idem, white rectangular label: “INB0003462793 INBIOCRI COSTA RICA ” (1 male, DZUP); idem, white rectangular label: “INB0003462802 INBIOCRI COSTA RICA ” (1 female, INBio); idem, white rectangular label: “INB0003462807 INBIOCRI COSTA RICA ” (1 female, INBio); idem, 195 m., 5– 19 May 1999, I. Jiménez ­ Malaise, L/N_ 259750_388500 #52749”, white rectangular label: “INB0003417956 INBIOCRI COSTA RICA ” (1 female, INBio); idem, 9 May–9 Jun 1999, I. Jiménez – Malaise, L/N 259350/389600 #56554, (1 female, DZUP); idem, 17 Jun–4 Jul, I. Jiménez – Malaise, L/N 260952 /385020 #52767, (1 male, 1 female, USNM); idem, 19 May–15 Jun 1999, I. Jiménez – Malaise, L/N 260952 /385020 #52762, (1 male, USNM); idem, Murciélago, 8 km SW Cuajiniquil, 100 m., Jun 1989, GNP Biodiversity Survey, 320300, 380200, white rectangular label: “ COSTA RICA, INBIOCRI001052050” (1 female, DZUP). VENEZUELA: Guarico, Guarico Hato Masaguaral (44 km S. Calabozo), 20–28 May 1985, Menke & Carpenter (1 female, USNM). BRAZIL: Pará, Conceição do Araguaia, Jul 1959, M. Alvarenga (1 male, DZUP).

Etymology. The specific epithet diminuta is an Latin adjective referring to the small size of these flies.

INBio

National Biodiversity Institute, Costa Rica

DZUP

Universidade Federal do Parana, Colecao de Entomologia Pe. Jesus Santiago Moure

USNM

Smithsonian Institution, National Museum of Natural History

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Sciomyzidae

Genus

Neuzina

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