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25 results for “Dixa”
Linked collectors and determiners for: Rediscovery of Dixa repanda Peters and description of its putative sister species, Dixa falcata sp. nov., from the south-central United States (Diptera: Dixidae).
Natural history specimen data linked to collectors and determiners held within, "Rediscovery of Dixa repanda Peters and description of its putative sister species, Dixa falcata sp. nov., from the south-central United States (Diptera: Dixidae)". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/71d764da-ecc4-4dd9-979a-a0c31449b412">https://bionomia.net/dataset/71d764da-ecc4-4dd9-979a-a0c31449b412</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/71d764da-ecc4-4dd9-979a-a0c31449b412">https://gbif.org/dataset/71d764da-ecc4-4dd9-979a-a0c31449b412</a>. Formatted as a Frictionless Data package.
Linked collectors and determiners for: The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species.
Natural history specimen data linked to collectors and determiners held within, "The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/61dd696e-205c-47b2-b5b0-200b46743fc0">https://bionomia.net/dataset/61dd696e-205c-47b2-b5b0-200b46743fc0</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/61dd696e-205c-47b2-b5b0-200b46743fc0">https://gbif.org/dataset/61dd696e-205c-47b2-b5b0-200b46743fc0</a>. Formatted as a Frictionless Data package.
FIGURE 35 in The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species
FIGURE 35. Selected portion of big zinc finger (BZF) gene useful for distinguishing the three recognized species of the Dixa ubiquita species group.
FIGURES 24–28 in The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species
FIGURES 24–28. Female terminalia, Dixa ubiquita sp. nov., 24, Lateral view. Scale bar = 50 µm; 25, Ventral view. Scale bar = 50 µm; 26, Dorsal view. Scale bar = 50 µm; 27, Bursal armature. Scale bar = 0.5 µm; 28, Spermatheca. Scale bar = 0.5 µm.
FIGURES 12–20 in The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species
FIGURES 12–20. Male terminalia (rotated orientation), 12, Dixa ubiquita sp. nov., lateral view; 13, D. ubiquita sp. nov., ventral view; 14, D. ubiquita sp. nov., terminal view; 15, D. elkmontensis sp. nov., lateral view; 16, D. elkmontensis sp. nov., ventral view; 17, D. elkmontensis sp. nov., terminal view; 18, D. vockerothi, lateral view; 19, D. vockerothi, ventral view; 20, D. vockerothi, terminal view. Scale bar = 50 µm.
FIGURES 21–23 in The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species
FIGURES 21–23. Male terminalia, dorsal view; 21, Dixa ubiquita sp. nov.; 22, D. elkmontensis sp. nov.; 23, D. vockerothi sp. nov. Abbreviations: gcx = gonocoxa; S = sternite; ses = subepandrial sclerite (distal lobes); T = tergite. Scale bar = 50 µm.
FIGURES 29–33 in The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species
FIGURES 29–33. Examples of Dixa ubiquita group habitats. 29–30, D. ubiquita sp. nov., 29, Lackey Creek, Blount County, TN; 30, Cosby Creek, GSMNP, Cocke County, TN; 31, D. elkmontensis sp. nov., type and only known locality, East Prong Little River, Elkmont area of GSMNP, Blount County, TN; 32-33, D. vockerothi sp. nov., 32, type locality, Mulvihill Brook, Old Chelsea, QC; 33, Woodfin Cascades, Blue Ridge Parkway NP, Haywood County, NC.
FIGURES 6–10 in The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species
FIGURES 6–10. Dixa ubiquita sp. nov., 6, Male, lateral habitus; 7, Female, habitus; 8, Male, antenna; 9, Male, right wing; 10, Female, right wing. Scale bar = 200 µm.
FIGURES 1–5 in The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species
FIGURES 1–5. Dixa ubiquita sp. nov., 1, Male, lateral habitus; 2, Male, anterodorsal habitus; 3, D. modesta Johannsen holotype male, lateral habitus; 4, D. modesta holotype male, anterodorsal habitus; 5, D. modesta holotype male, locality and determination labels. Scale bar = 1 mm.
FIGURE 11 in The true identity of Dixa modesta Johannsen (Diptera: Dixidae) resolved: synonymy of Dixa similis Johannsen, designation of the Dixa ubiquita species group, and description of three new eastern Nearctic species
FIGURE 11. Dixa ubiquita sp. nov., male terminalia (rotated orientation), lateral view, with important structures labeled. Scale bar 50 µm
FIGURE 38 in The Dixa inextricata Dyar & Shannon (Diptera: Dixidae) species group, with two new cryptic species from the eastern Nearctic Region
FIGURE 38. Selected portion of big zinc finger (BZF) gene useful for distinguishing the three recognized species of the D. inextricata species group.
FIGURES 31–36 in The Dixa inextricata Dyar & Shannon (Diptera: Dixidae) species group, with two new cryptic species from the eastern Nearctic Region
FIGURES 31–36. Examples of D. inextricata group habitats. 31–32, D. appalachiensis sp. nov., 31, type locality, Woodfin Cascades, Blue Ridge Parkway NP, Haywood County, NC; 32, Upper Shope Fork, Coweeta LTER, Macon County, NC. 33–34, D. calciphila sp. nov., 33, Little Angel Spring, Taylor County, KY; 34, 300 Springs, Hart County, KY. 35–36, D. inextricata, 35, Brasstown Bald seepage, Chattahoochee NF, Towns County, GA; 36, Watt Creek, Blanton Forest State Nature Preserve, Harlan County, KY (photo courtesy of J. Bender-KSNPC).
FIGURES 12–20. Male terminalia. 12 in The Dixa inextricata Dyar & Shannon (Diptera: Dixidae) species group, with two new cryptic species from the eastern Nearctic Region
FIGURES 12–20. Male terminalia. 12, Dixa appalachiensis sp. nov., lateral view (rotated); 13, D. appalachiensis sp. nov., ventral view; 14, D. appalachiensis sp. nov., terminal view; 15, D. calciphila sp. nov., lateral view (rotated); 16, D. calciphila sp. nov., ventral view; 17, D. calciphila sp. nov., terminal view; 18, D. inextricata, lateral view (rotated); 19, D. inextricata, ventral view; 20, D. inextricata, terminal view. Scale bar = 50 µm.
FIGURES 9–11 in The Dixa inextricata Dyar & Shannon (Diptera: Dixidae) species group, with two new cryptic species from the eastern Nearctic Region
FIGURES 9–11. Male terminalia, lateral view, in non-rotated (dorsal-ventral) orientation. 9, Dixa appalachiensis sp. nov.; 10,
FIGURES 25–30. Female terminalia. 25–28 in The Dixa inextricata Dyar & Shannon (Diptera: Dixidae) species group, with two new cryptic species from the eastern Nearctic Region
FIGURES 25–30. Female terminalia. 25–28, Dixa appalachiensis sp. nov., 25, dorsal view. Scale bar = 50 µm; 26, ventral view. Scale bar = 50 µm; 27, spermatheca; Scale bar = 0.5 µm. 28, lateral view. Scale bar = 50 µm; 29–30, D. inextricata, 29, bursal armature, Red River Gorge, KY specimen. Scale bar = 50 µm; 30, bursal armature, Brasstown Bald, GA specimen. Scale bar = 50 µm.
FIGURES 21–24. Male terminalia, 10 in The Dixa inextricata Dyar & Shannon (Diptera: Dixidae) species group, with two new cryptic species from the eastern Nearctic Region
FIGURES 21–24. Male terminalia, 10th tergum, dorsal view. 21, Dixa appalachiensis sp. nov.; 22, D. inextricata; 23, D. calciphila sp. nov.; 24, D. lobata Garrett. Scale bar = 50 µm.
FIGURES 1–4. Habitus images. 1–2 in The Dixa inextricata Dyar & Shannon (Diptera: Dixidae) species group, with two new cryptic species from the eastern Nearctic Region
FIGURES 1–4. Habitus images. 1–2, Dixa appalachiensis sp. nov. 1, male; 2, female. 3–4, D. calciphila sp. nov. 3, male; 4, female. Scale bar = 1 mm.
FIGURES 1–2. Dorsal habitus. 1 in Rediscovery of Dixa repanda Peters and description of its putative sister species, Dixa falcata sp. nov., from the south-central United States (Diptera: Dixidae)
FIGURES 1–2. Dorsal habitus. 1, Dixa falcata sp. nov., ♂. 2, D. falcata sp. nov., ♀. Scale bar = 1 mm.
FIGURES 3–4 in Rediscovery of Dixa repanda Peters and description of its putative sister species, Dixa falcata sp. nov., from the south-central United States (Diptera: Dixidae)
FIGURES 3–4. Male terminalia, illustrated in lateral view. 3, D. falcata sp. nov. 4, D. repanda. Scale bar = 50 µm.
FIGURES 12–13. Example habitats for D in Rediscovery of Dixa repanda Peters and description of its putative sister species, Dixa falcata sp. nov., from the south-central United States (Diptera: Dixidae)
FIGURES 12–13. Example habitats for D. falcata sp. nov. and D. repanda Peters. 12, Fowler Spring Branch, Powell, TN. 13, Black Bridge Spring, NNE of Balltown, IA.
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