Holops anarayae Barahona-Segovia & Guzmán & Pañinao-Monsálvez 2021, sp. nov.
Creators: name: Barahona-Segovia, Rodrigo M.
name: Guzmán, Vicente Valdés
name: Pañinao-Monsálvez, Laura
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Acroceridae
Holops
Holops anarayae

description: Holops anarayae sp. nov. Barahona-Segovia
(Figs. 1–2, 15, 25–26) urn:lsid:zoobank.org:act: E641677F-66FA-46A0-B797- 5FA1073404D2
Material examined: Holotype: male, in excellent condition, found in the Ernesto Krahmer’s collection from UACH and finally deposited in the MNHNCL; with the following labels: “Prov. Valdivia / Santo Domingo / 08.ix.1963 / Leg. E. Krahmer ”; “Holotypus / Holops anarayae / sp. nov. ³ / det. Barahona-Segovia 2020 ” [red].
Paratype: male, in excellent condition, found in the Ernesto Krahmer’s collection from UACH and finally deposited in the MNHNCL; with the following labels: “Prov. Valdivia / Santo Domingo / 27.ix.1987 / Leg. E. Krahmer”; “ Paratype / Holops anarayae / sp. nov. ³ / det. Barahona-Segovia 2020 ” [yellow].
Type locality: Valdivia Province, Santo Domingo, Los Ríos región, Chile.
Etymology: the specific epithet “ anarayae ” refers to Ana Clara Luz Araya (1941–2020), the grandmother of the first author, which raised and helped pay for their university studies.
Diagnosis: dark blue species. Scutum with brown-yellowish pilosity. Postocellar lobe dark blue as well as all thorax segment excepting anepimeron, which is violet-brownish. Coxa and trochanter brownish. Femora bicolor (brown-yellow). Wings hyaline. M 1 shorter than M 2. Cell r 4+5 elongated and thin. Abdomen elongated longitudinally and at same level of the maximum margins of thorax. All tergites dark blue.
Description: male: Length: 5.1 mm; width: 1.8 mm (head), 2.5 mm (thorax) and 2.5 mm (abdomen); wing: 5.0 mm; head: eyes brownish (Figs. 1–2); the size is more than 3/4 of the maximum height of the thorax (Fig. 2); antenna inserted in the middle of the head; scape and pedicelum blackish with similar size; flagellum styliform approximately four times longer than pedicelum and scape together; antennae with similar length to head; eyes with long and brown pilosity; three ocelli dark bluish with ocellar triangle shiny blue somewhat protuberant; occiput dark and shiny blue with long and brownish pilosity; mouth parts yellowish with abundant brownish hairs; thorax: dark blue scutum with some shiny parts; long, dense and brownish pilosity, sparse but uniformly distributed (Figs. 1–2); postocellar lobe dark blue with 8–12 long and yellowish hairs (Fig. 2); anterior spiracle barely visible and darkish; anepisternum, katepisternum, katatergite, meron, katepimeron and anatergite shiny blue with long and yellowish pilosity (Fig. 2); anepimeron violet-bluish with some yellowish hairs; subalar sclerite brownish and; scutellum shiny blue with long and brownish hairs; legs: coxa and trochanters dark blue; femora almost completely dark bluish excepting anterior which yellow (Fig. 2); tibiae yellow and tarsi brownish with dense and short pale pilosity (Fig. 2); black claws; wings: hyaline and membranous appearance; all veins dark brown; R 1 and R 2+3 closer between them; R 4 and R 5 not petiolated, inward position (Fig. 15) and separated in the distal part for the half of length of each vein; M 1, M 2 and M 3+4 not reaching the wing margin; M 1 shorter than M 2; cell r 4+5 elongated and thin, with 3/4 length of R 2+3 vein and five sides; cell m 3 with 1/3 length of r 4+5 connected to cell bm with a very short projection of m-cu vein; halters brownish with apex some yellowish; calypter rim blackish and inner part is whitish with dense and long yellowish pilosity; abdomen: not curved (Figs. 1–2); oval shape similar in size to head and thorax together (Fig. 1); in dorsal view, the abdomen not protruded laterally from the thorax margins; all tergites completely rough and covered with short and brownish pilosity: tergites 1–4 with similar width; all sternites darkish; genitalia: not detached and partially everted; cerci, part of the epandrium and gonocoxa visible; cerci light yellow with many short and yellow pilosity; aedeagus yellowish; gonocoxa brownish, enlarged (Fig. 25) and bifurcated (Fig. 26) with several setae in ventral view; female: unknown
Distribution: only known from the type locality (Fig. 27).
© 2021 Academia Sinica, Taiwan
Remarks: this endemic species belongs to Valdivian district inside Valdivian forest province, subantarctic subregion (Morrone 2015). The Valdivian evergreen forest is mainly dominated by Aextoxicum punctatum Ruiz et Pav., Myrtaceae trees species and Nothofagus species. The species present high variability in color legs and length of R 4, R 5 and M veins of wings (Shaun Winterton, pers. comm.). The host is unknown.
description: Published as part of Barahona-Segovia, Rodrigo M., Guzmán, Vicente Valdés & Pañinao-Monsálvez, Laura, 2021, Review of Chilean Cyrtinae (Diptera: Acroceridae) with the Description of Three New Species and the First Record of Villalus inanis from Argentina, pp. 1-18 in Zoological Studies 60 (35) on pages 3-4, DOI: 10.6620/ZS.2021.60-35, http://zenodo.org/record/8070503