Rhamphomyia Meigen 1822
Creators
- 1. Canadian National Collection of Insects & Canadian Food Inspection Agency, OPL-Entomology, K. W. Neatby Bldg., C. E. F., 960 Carling Ave., Ottawa, ON, K 1 A 0 C 6, Canada
- 2. Department of Natural Resource Sciences, McGill University, Macdonald Campus, Ste-Anne-de-Bellevue, QC, H 9 X 3 V 9, Canada
- 3. 17 - 1 - 402 Baikoen 2 - chome, Chuo-ku, Fukuoka-shi 810 - 0035, Japan
- 4. Laboratory of Insect Systematics, Zoological Institute, Russian Academy of Sciences, Universitetskaya nab. 1, St. Petersburg, 199034, Russia
- 5. McGill University, Macdonald Campus
Description
Key to female Rhamphomyia of the Canadian Arctic Islands, Greenland and Iceland
1 Prosternum clothed entirely with white to brownish silky hair-like setae (Fig. 3D)..... R. (Ctenempis) albopilosa Coquillett
- Prosternum bare...................................................................................... 2
2 Hind femur with pennate setae ventrally (Fig. 9B)........................................................... 3
- Hind femur without pennate setae ventrally................................................................. 6
3 Thorax with grey pruinescence, with brown colouration beneath rows of acrostichals and dorsocentral setae.................................................................................... R. (Pararhamphomyia) helleni Frey
- Thorax brown, without brown vittae...................................................................... 4
4 Robust species with darkly infuscate wings; acrostichals multiserial and scutum brown with pair of greyish vittae between acrostichals and dorsocentral setae................................... R. (Dasyrhamphomyia) hovgaardii Holmgren
- Slender species with lightly infuscate wings; acrostichals biserial; scutum shiny.................................... 5
5 Hind tibia with simple setae only (Fig. 51A)............................................... R. herschelli Malloch
- Hind tibia with pennate setae (Fig. 56A)..................................................... R. laevigata Loew
6 Wing with basal costal seta............................................................................. 7
- Wing without basal costal seta.......................................................................... 14
7 Halter yellowish to white............................................................................... 8
- Halter brownish..................................................................................... 10
8 Scutum black subshiny beneath rows of dorsocentral setae; abdominal tergites shiny laterally............................................................... R. (Eorhamphomyia) shewelli Sinclair, Vajda, Saigusa & Shamshev sp. nov.
- Scutum and abdominal tergites entirely pruinescent.......................................................... 9
9 Occiput with stout setae; dorsocentral setae multiserial; legs reddish, subshiny................ R. (P.) simplex Zetterstedt
- Occiput without stout setae; dorsocentral setae uniserial; legs pale brown, not shiny................................................................................. R. (P.) lymaniana Sinclair, Vajda, Saigusa & Shamshev sp. nov.
10 Scutellum with at most 3 pairs of marginal setae............................................................ 11
- Scutellum with more than 3 pairs of marginal setae......................................................... 12
11 Scutum dark brown; hind tibia with numerous anterodorsal and posterodorsal setae longer than width of tibia................................................................................................. R. setosa Coquillett
- Scutum dark, with greyish pruinescence; hind tibia with few dorsal setae, at most as long as width of tibia...................................................................................................... R. (P.) hoeli Frey
12 Thorax and, usually, legs with grey pruinescence............................................................................................................ R. (P.) petervajdai Sinclair, Vajda, Saigusa & Shamshev sp. nov.
- Thorax and legs brown, without grey pruinescence.......................................................... 13
13 Hind tarsomere 1 with several long dorsal setae longer than width of tarsomere; anal lobe of wing darker than wing tip....................................................................... R. (P.) filicauda Henriksen & Lundbeck
13 Hind tarsomere 1 without long dorsal setae; anal lobe of wing similar to wing tip.................. R. hirtula Zetterstedt
14 Wing with cell bm greatly elongated with apex almost reaching wing margin, cell dm open and vein M 2 reduced (sometimes some portion present near wing margin); scutal vittae dark and shiny (Fig. 62B).............. R. (P.) diversipennis Becker
- Wing with normal venation; scutal vittae, when present, pruinose.............................................. 15
15 Legs including coxae yellowish to yellowish-brown......................................................... 16
- Legs including coxae dark............................................................................. 17
16 Wing entirely darkly infuscate; scutum with brown vittae beneath rows of acrostichal and dorsocentral setae............................................................................................. R. (D.) leptidiformis Frey
- Wing with infuscation fading toward wing base (Fig. 62D); scutum uniformly greyish pruinose........................................................................................................ R. (P.) hilariformis Frey
17 Anepisternum shiny; scutum with 1–2 pairs of shiny vittae between rows of acrostichals and dorsocentral setae......................................................................................... R. (P.) ursinella Melander
- Anepisternum pruinose; scutum with or without shiny vittae.................................................. 18
18 Coxae with stout, stiff setae............................................................................ 19
- Coxae with thin setae................................................................................. 21
19 Wing darkly infuscate............................................................. R. (P.) omissinervis Becker
- Wing faintly infuscate................................................................................ 20
20 Hind tibia with ventral setae nearly subequal in length to width of tibia..................... R. (P.) kjellmanii Holmgren
- Hind tibia with ventral setae at most half-length of tibia width..................................................................................................... R. (P.) frigida Sinclair, Vajda, Saigusa & Shamshev sp. nov.
21 Scutum with pair of shiny vittae between rows of acrostichals and dorsocentral setae and broad shiny supra-alar vitta................................................... R. (P.) septentrionalis Sinclair, Vajda, Saigusa & Shamshev sp. nov.
- Scutum entirely pruinescent, with slightly prominent brownish vittae along rows of acrostichals and dorsocentral setae... 22
22 Smaller, about 5 mm; darker, scutum almost uniformly dark brown, legs robust; halter brown....................................................................................................... R. (D.) erinacioides Malloch
– Larger, 6–7 mm; more greyish, scutal vittae quite distinct, legs slender; halter pale yellow........ R. (D.) nigrita Zetterstedt
Notes
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Linked records
Additional details
Identifiers
Biodiversity
- Family
- Chironomidae
- Genus
- Rhamphomyia
- Kingdom
- Animalia
- Order
- Diptera
- Phylum
- Arthropoda
- Scientific name authorship
- Meigen
- Taxon rank
- genus
- Taxonomic concept label
- Rhamphomyia Meigen, 1822 sec. Sinclair, Vajda, Saigusa, Shamshev & Wheeler, 2019