Enderleiniella tumescens
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Ordo: Diptera
Familia: Chloropidae
Genus: Enderleiniella
Name
Enderleiniella tumescens Mlynarek, 2019 sp. nov. – Wikispecies link – ZooBank link – Pensoft Profile
Diagnosis
Small Oscinellinae with a shiny frontal triangle and sparsely pruinose thorax. Occiput with dorsolateral pubescent swelling just behind outer vertical bristle. Scutellum trapezoidal with very small apical tubercles bristles. Male postabdomen small with parallel sided surstylus.
Description
Total length 2.3–2.5 mm. Overall colour black. Head. Frontal triangle black, pruinose, 0.7 times length of frons; ocellar tubercle black, microtomentose; occiput with distinct pubescent swelling (Fig. 33); frons brown, yellow antero-medially, heavily microtomentose; cephalic setae dark, eleven fronto-orbital setae weak-developed, interfrontal setulae on margin of frontal triangle, six post-ocellar setulae small; gena white, microtomentose, 0.09 times eye height; eye hairy; face yellow; scape, pedicel yellow, first flagellomere and arista missing in both type specimens; palpus yellow, proboscis and clypeus brown. Scutum. Black, shiny, acrostichal and dorsocentral lines pruinose with setae in three faint punctuate rows, notopleural bristle one anterior and two posterior relatively thick; intra-alar setae strong, black; dorsocentral setae strong, scutum 1.2 times longer than wide; scutellum brown, trapezoidal, 1.7 times wider than long, microtomentose, smooth; apical scutellar setae strong, on small tubercles on upper margin of scutellum, lateral scutellar setae as large, twice as long as other dorsal setae. Legs. Yellow, hind tibia darker; femoral organ present as a small patch of three sensillae, tibial organ oval, pale, occupying middle third of hind tibia. Wing. Hyaline; veins brown; ratio of costal sectors C1: C2: C3: C4 – 1: 1.9: 1.2: 0.5; haltere white. Abdomen. Paler than thorax, sparsely microtomentose; abdominal syntergites 1+2 elongate. Male postabdomen (Figs 61, 62). Epandrium small, higher than long in lateral view, wider than high in posterior view, with many setae; surstylus 0.8 height of epandrium, straight, parallel-sided; cercus elongate, narrow with long ventral projection, cercus with sparse setae, one seta near apex long; hypandrium open; distiphallus weakly sclerotised, blunt-ended. Female unknown.
Molecular data
Accession number MK919195
Type material
Holotype ♂: VENEZUELA: San Esteban, xii.1939, P. J. Anduze (USNM; USNMENT01476067). Paratype: same data as holotype (1♂, USNM; USNMENT01476068).
Etymology
The species name is from the Latin tumescens (swollen), referring to the distinctive structure of the occiput.
Original Description
- Mlynarek, J; 2019: Revision of the New World genus Enderleiniella Becker, 1912 (Diptera, Chloropidae) ZooKeys, 884: 107-134. doi
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