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Species: Pheidole fimbriata   Roger, 1863 

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See Also:

Pheidole fimbriata loretana, Pheidole fimbriata tucumana, Pheidole fimbriata tucumana loretana

Taxonomic History (provided by Barry Bolton, 2015)

Pheidole fimbriata Roger, 1863a PDF: 196 (s.) "RIO PARAGUAY". Neotropic. AntCat AntWiki

Taxonomic history

Mayr, 1887 PDF: 598 (w.).
Combination in Pheidole (Macropheidole): Emery, 1915g PDF: 190.
Senior synonym of Pheidole diversa, Pheidole smithii (unnecessary replacement name): Kempf, 1965 PDF: 183; of Pheidole tucumana: Wilson, 2003A: 690.
[Apparently senior synonym of Pheidole soesilae.].


Mexico to Argentina. Costa Rica: Atlantic lowlands.


Natural History:

Inhabits mature wet forest.

Taxonomic Treatment (provided by Plazi)

Wilson, E. O.:
Pheidole fimbriata Roger 1863a: 196. Syn.: Pheidole diversa F. Smith 1860c: 74, synonymy by Kempf 1965: 183; Pheidole smithii Dalla Torre 1892: 90, unnecessary replacement name for diversa , junior synonym offimbriata; Pheidole fimbriata var. tucumana Forel 1913m: 228, n. syn. (tentative; types not located); Pheidole fimbriata st. tucumana var. loretana Santschi 1934c: 30, unavailable name (quadrinomial).
Etymology L fimbriata , fringed, probably alluding to the pilosity on the venter of the waist.
Diagnosis A very large, small-eyed species immediately recognizable in the major by the dense fringe of short, suberect to erect hairs on the petiolar peduncle and entire venters of the petiole and postpetiole; the concave profde of the posterior dorsum of the head in side view; the large, stout propodeal spines; and the spinose postpetiolar node.
Minor: very small eyes, angular humerus in dorsal-oblique view, and with a fringe of short hairs on venter of petiole. Measurements (mm) Major (Benjamin Constant, Brazil): HW 2.60, HL 2.88, SL 1.20, EL 0.20, PW 1.06. Minor (Benjamin Constant): HW 0.84, HL 0.90, SL 0.84, EL 0.06, PW 0.52. Color Major: medium to dark reddish brown. Minor: concolorous brownish yellow.
Range One of the most widespread of all Neotropical ant species, recorded from Veracruz, Mexico, through Central and South America (including Trinidad) to Misiones, northern Argentina.
biology An inhabitant of tropical forests. At La Selva, Costa Rica, Longino (1997) found large numbers of minors and majors foraging at night over the ground from a soil nest. An incipient colony was discovered in a dead stick on the forest floor.
Figure Upper: major. Lower: minor. BRAZIL: Benjamin Constant, Amazonas (W. L. Brown). (Type locality: "Rio Paraguay.") Scale bars = 1 mm.

Roger, J., 1863:
2 Soldaten von Rio Paraguay im Pariser Museum.
Ph. diversa Smith ist, wie mir der Autor mitgetheilt, durch ganz parallele Seitenraender des Kopfs und durch groebere Runzelang des Hinterrands des Kopfs und ebensolche des Thorax verschieden.

Wild, A. L., 2007:
Alto Paraná , Canindeyú , Central, Cordillera, Guairá , Itapúa , “Paraguay” (s. loc.) (ALWC, BMNH, INBP, LACM, MCZC, MHNG, NHMW). Literature records: “Paraguay” (s. loc.) (Emery 1896b, Forel 1895).

Forel, A., 1905:
- Las Trincheras.

Specimen Habitat Summary

Found most commonly in these habitats: 35 times found in mature wet forest, 22 times found in tropical rainforest, 16 times found in lowland wet forest, 9 times found in 2º lowland rainforest, 6 times found in tropical wet forest, 9 times found in 2º tropical rainforest, 1 times found in LOC, 8 times found in tropical moist forest, 6 times found in montane rainforest, 1 times found in nr CC & Swampo, ...

Collected most commonly using these methods or in the following microhabitats: 52 times miniWinkler, 32 times baiting, 37 times MaxiWinkler, 5 times Search, 5 times Winkler, 1 times Berlese/Winkler, 2 times Search & Berles, 1 times Berlese, 2 times Mini Winkler, 1 times at bait, 0 times Under rock, ...

Elevations: collected from 20 - 1150 meters, 297 meters average

Type specimens: syntype of Pheidole diversa: casent0901581, casent0901582; syntype of Pheidole fimbriata tucumana: casent0907762

(-1 examples)

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