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Published April 15, 2021 | Version v1
Taxonomic treatment Open

Hemixylota varipes Shannon & Aubertin 1933

Description

Hemixylota varipes Shannon & Aubertin, 1933

Hemixylota varipes Shannon & Aubertin, 1933: 147

Type locality and data. “Ensenada. Argentina ” (T, ♀, BMNH).

Material examined: Los Lagos: 1♀, Volcán Villarrica, 29.XII.1982, Leg. A. Newton & M. Thayer (CNC); Casa Pangue (Shannon & Aubertin, 1933), 1♀, same locality, 10.XII.1926, Leg. F. & M. Edwards (CNC).

References. Shannon & Aubertin, 1933: 148 (desc.), fig. 30 (face, lateral); Stuardo, 1946: 126 (cat.); Hull, 1949b: 375 (desc.); Fluke, 1957: 112 (desc.); Etcheverry, 1963: 50 (cat.); Thompson, 1972b: 172–173, fig. 71 (male genitalia), 71a (aedeagus and apodeme), 71e (ejaculatory apodeme), 71s (sternum), 71t (tergum) (Milesiinae rev.); Thompson et al., 1976: 121 (cat.); Thompson, 1999a: 334 (key).

World distribution. Argentina and Chile.

Chilean distribution. Only recorded from Los Lagos region.

Altitudinal range. From inland valleys to highland ecosystems (590– 2,500 m.a.s.l.).

Biology and notes. Hemixylota varipes is associated with the Valdivian evergreen forest, which has been replaced by urbanization, croplands and plantation forestry. All basic aspects of its biology and ecology remain unknown.

Conservation status. EN under B2ab (iii) using using AOO = 12 km 2 and three localities (or subpopulations); EOO = 9,716 km 2.

Genus Stilbosoma Philippi, 1865

Stilbosoma Philippi, 1865: 736. Type-species Stilbosoma rubiceps Philippi, 1865 (sub. des., Shannon 1926).

Notes

Published as part of Barahona-Segovia, Rodrigo M., Riera, Pamela, Pañinao-Monsálvez, Laura, Guzmán, Vicente Valdés & Henríquez-Piskulich, Patricia, 2021, Updating the knowledge of the flower flies (Diptera: Syrphidae) from Chile: Illustrated catalog, extinction risk and biological notes, pp. 1-178 in Zootaxa 4959 (1) on page 59, DOI: 10.11646/zootaxa.4959.1.1, http://zenodo.org/record/4693464

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Linked records

Additional details

Biodiversity

References

  • Shannon, R. C. & Aubertin, D. (1933) Syrphidae. In: Diptera of Patagonia and South Chile. Part 6. Fascicle 3. British Museum (Natural History), London, pp. 120 - 170.
  • Stuardo, C. (1946) Catalogo de los Dipteros de Chile. Ministerio de Agricultura, Chile, Santiago, 251 pp.
  • Hull, F. M. (1949 b) The morphology and inter - relationships of the genera of syrphid flies, recent and fossil. Transactions of The Zoological Society of London, 26, 257 - 408. https: // doi. org / 10.1111 / j. 1096 - 3642.1949. tb 00224. x
  • Fluke, C. L. (1957) Catalog of the family Syrphidae in the Neotropical Region. Revista Brasileira de Entomologia, 7, 1 - 181.
  • Etcheverry, M. (1963) Descripciones originales, sinonimia y distribucion geografica de las especies de la familia Syrphidae (Diptera) en Chile. Publicaciones del Centro de Estudios Entomologicos, 5, 1 - 144.
  • Thompson, F. C. (1972 b) A contribution to a generic revision of the Neotropical Milesiinae (Diptera, Syrphidae). Arquivos de Zoologia, Sao Paulo, 23, 73 - 215.
  • Thompson, F. C, Vockeroth, J. R. & Sedman, Y. S. (1976) Family Syrphidae. In: Papavero, N. (Ed.), A catalog of the Diptera of the Americas south of the United States. Edanee, Sao Paulo, pp. 1 - 195. https: // doi. org / 10.5962 / bhl. title. 49898
  • Thompson, F. C. (1999 a) A key to the genera of the flower flies (Diptera, Syrphidae) of the Neotropical Region including descriptions of new genera and species and a glossary of taxonomic terms used. Contributions on Entomology International, 3, 321 - 378.
  • Philippi, P. I. (1865) Aufzahlung der chilenischen Dipteren. Verhandlunger der Zoologisch- Botanischen Gesellschaft in Wien, 15, 595 - 782. https: // doi. org / 10.5962 / bhl. title. 9295
  • Shannon, R. C. (1926) Review of the American xylotine syrphid - flies. Proceedings of the United States National Museum, 69, 1 - 52. https: // doi. org / 10.5479 / si. 00963801.2635