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Taxonomic History (provided by Barry Bolton, 2021)

// Distribution

Distribution:

  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Argentina, Bahamas, Barbados, Brazil, Colombia, Costa Rica, Cuba, Dominican Republic, El Salvador, French Guiana, Grenada, Guadeloupe, Guatemala, Haiti, Honduras, Jamaica, Mexico, Nicaragua, Panama, Paraguay, Peru, Puerto Rico, Saint Vincent and the Grenadines, Trinidad and Tobago
  Biogeographic regions (According to curated Bioregion/Taxon lists):
    Neotropical

Distribution Notes:

Mainland Neotropics from Mexico to Brazil, and many Caribbean islands. Costa Rica: Atlantic slope to 800m, possibly elsewhere (see Comments).

Biology:

Natural History:

Occurs in a wide range of habitats, including seasonally dry areas, wet habitats, mature forest, open pasture areas, city parks, beach edge; nests in soil, forming clusters of small crater-form tumuli; generalist foragers that quickly recruit to baits.

Notes:

Longino has confused subarmata and hasticeps in earlier identifications. See discussion under hasticeps.

Taxonomic Treatment (provided by Plazi)

Specimen Habitat Summary

Found most commonly in these habitats: 79 times found in 2º lowland rainforest, 19 times found in mature wet forest, 35 times found in tropical moist forest, 2 times found in La Selva, 14 times found in tropical moist forest, pasture, 7 times found in tropical rainforest, 4 times found in 2º wet forest, 3 times found in yard around house, 9 times found in garden, 5 times found in rainforest, ...

Found most commonly in these microhabitats: 142 times at bait, 24 times ex sifted leaf litter, 8 times nest in soil, 3 times foragers, 2 times under stone, 1 times under rock, 1 times on ground, 2 times LeafLitter, 1 times edge of road, 1 times unknown, 1 times nest under rocks, ...

Collected most commonly using these methods: 160 times baiting, 15 times search, 19 times MiniWinkler, 8 times hand collecting, 4 times bait, 4 times MaxiWinkler, 2 times Winkler, 3 times direct collection, 1 times berlese funnel, 1 times Winkler48h, 2 times flight intercept trap, ...

Elevations: collected from 5 - 1250 meters, 201 meters average

Collect Date Range: collected between 1900-06-15 and 2018-08-22

Type specimens: Lectotype Pheidole subarmata: casent0601269; Not Provided: casent0283222; Paralectotype Pheidole subarmata: casent0601270; syntype of Pheidole subarmata: casent0901601; syntype of Pheidole cornutula: casent0904376; syntype of Pheidole cornutula dentimentum: casent0913454; syntype of Pheidole cornutula imbecillis: casent0904377, casent0904378; syntype of Pheidole subarmata elongatula: casent0908238, casent0908239; syntype of Pheidole subarmata nefasta: casent0913455; type of Pheidole subarmata: focol1556

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