Anu una Thompson

Thompson, Christian, 2008, A conspectus of New Zealand flower flies (Diptera: Syrphidae) with the description of a new genus and species, Zootaxa 1716, pp. 1-20: 9-12

publication ID

http://doi.org/ 10.5281/zenodo.181009

persistent identifier

http://treatment.plazi.org/id/6C2087E6-FF96-FFE7-54DC-54AB9605FF77

treatment provided by

Plazi

scientific name

Anu una Thompson
status

sp. nov.

Anu una Thompson  , sp. nov.

MALE. Head: Face yellow, except tubercle brown, white pilose; gena yellow, white pilose; frontal triangle yellow, black pilose; vertical triangle shiny, black, black pilose; occiput black, white pollinose and pilose on ventral 2 / 3, black pollinose dorsally except along eye margin, black pilose dorsally; antenna orange except basoflagellomere brownish orange on apical 3 / 4, black pilose; arista brown.

Thorax: Postpronotum yellow; mesonotum shiny, black except with yellow lateral vitta from postpronotum to transverse suture, black pilose; scutellum yellow except black basolateral side, black pilose; pleuron shiny, extensively black, yellow dorsad of procoxa, yellow dorsally on katepisternum, yellow posteriorly on anepisternum, yellow narrowly and dorsally on anepimeron, and yellow on katatergite; calypter, plumula and halter yellow. Wing: Hyaline, microtrichose except bare basal 7 / 8 of cell C, basal 1 / 8 of cell BM and CuP. Legs: Coxae and trochanters yellow, pale pilose; femora brownish yellow, black pilose; tibiae brownish yellow on basal 3 / 4. brown apically, black pilose; tarsi black, black pilose.

Abdomen: Terga brownish yellow on lateral 1 / 4, blackish brown medially, long white pilose on 1 st and 2 nd terga, short, sparse black pilose elsewhere; sterna brownish yellow; male genitalia as figured ( Figs 30– 31View FIGURES 28 – 31).

Female: Similar to male; front yellow on ventral 1 / 4, black dorsally, black pilose; 1 st tergum black, shiny, white pilose; 2 nd tergum shiny, black except yellow small macula  on lateral 1 / 4 medially, white pilose except black pilose medially; 3 rd & 4 th terga shiny, black except larger yellow triangular macula  on lateral 1 / 3 medially and yellow apical margins; 5 th tergum black, black pilose.

Variation: The above description is of the holotype male and allotype female and will match most specimens precisely. However, a few individuals tend to be darker, with the darkest individuals having broad black facial vitta and an almost entirely dark pleuron.

Types: Holotype male, allotype female and 6 male, 4 female paratypes: NEW ZEALAND, South Island, Rahu Saddle Peak, 672 m, Rt 7, 8 km west Springs Junction, 18 December 1986, F. C. & B. J. Thompson. Holotype and allotype deposited in NZAC; rest of topotypic series deposited in USNM. Paratypes: NEW ZEALAND. North Island: Taupo, Tauhara, 27 December 1931, J. S. Armstrong (2 females, NZAC); Ohakune, Mt. Ruapehu, 12–1300 m, 19 January 1999, S. A. Marshall (6 males, 4 females, CNC, DEBUG, USNM); Taranaki National Park, Pembroke Road, 1200 m, 9 January 1999, S. A. Marshall (1 male, DEBU); Wellington Harbour [as "York B."], J. G. Myers (1 male, NZAC); Tararua Ranges, Dundas Hut, 1250 m, sweeping, 5 February 1985, C. F. Butcher (1 male, NZAC); Tararua Ranges, Dundas Hut Ridge, sweeping before Malaise trap, 11 February 1985, C. F. Butcher (1 male, NZAC). South Island: Nelson, "Dun Mt." 23 January 1923, J. G. Myers (1 female, NZAC); Borland Saddle (FD), 22 km west of Monowai, 167? 23.2 'E 45? 44.8 'S, 945–988 m, 17–18 January 2004, W. N. Mathis (3 males, USNM); Rahu Saddle, 4 km west Springs Junction, 18 December 1986, F. C. & B. J. Thompson (9 males, 8 females; USNM); Lewis Pass National Park, Lewis Pass Summit, 911 m, 31 December 1986, FC & BJ Thompson (1 female, USNM); Lewis Pass National Park, Wee Creek, Rt 7, 31 December 1986, F. C & B. J. Thompson (4 males, 6 females; USNM); Arthur's Pass National Park, Arthur's Pass Summit, 920 m, 27-28 December 1986, FC & BJ Thompson (21 males, 5 females; USNM); Arthur's Pass National Park, Warden's Creek, Rt 73, 27- 28 December 1986, FC & BJ Thompson (1 female; USNM); Arthur's Pass National Park, Greyney's Shelter, Rt 73, 27 December 1986, F. C. & B. J. Thompson (2 females; USNM); Arthur's Pass, 8–11 January 1957, E. S. Gourlay (1 male, NZAC); Arthur's Pass, 2800 ft., 22 December 1922, J. Myers (1 male, NZAC); Arthur's Pass, 3500 ft., 26 December 1922, J. Myers (1 male, NZAC); Arthur's Pass, 3000 ft., 4 January 1923, Myers (1 male, NZAC); Arthur's Pass, 3000 ft., 16–19 December 1959, J. I. Townsend and J. S. Dugdale (1 male, NZAC); Mt. Arthur, 4500 ft., 27 Dec 1921, A. Tonnoir (1 male, Bezzi Collection, Milan); Mt. Arthur, 4500 ft., 12 December 1922, A. Philpott (1 male, NZAC); Kelly's Creek Campgrounds, near Otira, 20–23 Jan 1974, G. E. Shewell (1 female, CNC); Otira Gorge Peak, Rt 73, 28 December 1986, F. C. & B. J. Thompson (1 male; USNM); Governors Bay, 3 December 1921, J. W. Campbell, BM 1922 - 175, (1 female, BMNH); Dunedin, Flagstaff, 10 December 1921, T. R. Harris, BM 1923 - 125 (1 female, BMNH); Lake Wakatipu, January 1921, G. V. Hudson, BM 1923 - 323 (2 females; BMNH); Nevis Saddle, 3250 ft., 25 January 1959, J. I. Townsend (1 female, NZAC); Blackbirch Range, 4400 ft., around seepage at light, 17 February 1970, J. S. Dugdale (1 female, NZAC); W of Staveley, SH 72, Nothofagus  forest, 2 December 1977, E. Schlinger (2 females, NZAC); Paparoa Range, Lochnagar Ridge, 3500–4300 ft., J. S. Dugdale and J. C. Watt (2 females, NZAC); Routeburn, 2–5 January 1945, E. S. Gourlay (1 female, NZAC); Darran Mts, Tutoko Bench, South Gully, 945–1158m, 9 January 1977, J. S. Dugdale (1 female, 1 male, NZAC); Lake Rotoiti, 1–12 January 1976, malaise trap, A. K. Walker (1 male, NZAC), Lake Luna, 22 December 1919 (1 male, NZAC); Bold Peak, 27 December – 1 January 1945, E. S. Gourlay (1 male, NZAC); Old Woman Range, 1524 m, sweeping, 13 February 1983, J. C. Watt (1 male, NZAC).

Etymology: The specific epithet, una  , is an arbitrary combination of letters and is to be treated as a noun in apposition.

NEW

University of Newcastle

NZAC

New Zealand Arthropod Collection

USNM

Smithsonian Institution, National Museum of Natural History

CNC

Canadian National Collection of Insects, Arachnids, and Nematodes

DEBU

Ontario Insect Collection, University of Guelph

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Syrphidae

Genus

Anu