Pheidole triconstricta Forel
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publication ID |
20017 |
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DOI |
https://doi.org/10.5281/zenodo.6275824 |
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persistent identifier |
https://treatment.plazi.org/id/800B8814-05C7-9B4B-78F4-9EBDF1D2204A |
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treatment provided by |
Donat |
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scientific name |
Pheidole triconstricta Forel |
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Pheidole triconstricta Forel View in CoL HNS
Pheidole triconstricta HNS Forel 1886b: xlv. Syn.: Pheidole triconstricta var. ambulans Emery HNS 1906c: 153, n. syn.; Pheidole radoszkowskii var. saviozae HNS Forel 191 le: 304, n. syn; Pheidole radoszkowskii var. discursans HNS Forel 1912g: 223, n. syn.; Pheidole triconstricta var. rosariensis HNS Forel 1913m: 230, n. syn.; Pheidole triconstricta var. hebe HNS Santschi 1923d: 55, n. syn.. Raised to species level in this monograph: bruesi HNS , laidlowi HNS , nubila HNS .
Types Mus. Hist. Nat. Geneve; Mus. Comp. Zool. Harvard.
etymology L triconstricta HNS , triply contracted, drawn together, evidently referring to the mesosoma, as seen in dorsal-oblique view.
Diagnosis A member of the diligens HNS group distinguished by the following combination of traits.
Major: yellow, dorsal surface of head and all of body, including gaster, virtually hairless; promesonotal profde in dorsal-oblique view 3-lobed; rugoreticulum present mesad to the eyes; sculpturing of head confined to the portion level with and anterior to the eyes; posterior half of dorsal head surface, and all of the gaster, smooth and shiny; all of mesosoma and waist foveolate and opaque. Minor: yellow; mesosoma bare of pilosity; all of head, mesosoma and waist, along with anterior strip of first gastral tergite, foveolate and opaque.
See also anima HNS , diligens HNS , gagates HNS , nubila HNS , piceonigra HNS , radoszkowskii HNS , and stigma HNS . measurements (mm) Lectotype major: HW 1.24, HL 1.26, SL 0.74, EL 0.22, PW 0.66. Paralectotype minor: HW 0.64, HL 0.66, SL 0.66, EL 0.12, PW 0.40. Color Major and minor: concolorous yellow.
Range Besides the types and other specimens from Argentina, I have seen specimens form Sao Paulo, Brazil, Bolivia (Faquira), and Argentina (San Miguel de Tucuman); Kempf lists triconstricta HNS in addition from Uruguay and Minas Gerais and Parana in Brazil.
Biology Males were present in a nest in San Miguel de Tucuman, Argentina, 18 January - 3 February (W. L. Brown).
figure Upper: lectotype, major. Lower: paralectotype, minor. ARGENTINA: Buenos Aires. Scale bars = 1 mm.
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