Odontomachus haematodus

Distribution based on Regional Taxon Lists
Nearctic Region: United States. Neotropical Region: Argentina, Bahamas, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, French Guiana, Greater Antilles, Grenada, Guatemala, Guyana, Honduras, Lesser Antilles, Mexico, Nicaragua, Panama, Paraguay, Peru, Suriname, Trinidad and Tobago, Venezuela. Palaearctic Region: China.

Ecuador ‎ (← links)

Puerto Rico
Wheeler (1908): Common, nesting under stones or logs or in untidy mound nests about the roots of trees, but only in shady places and rather rich soil.

Nomenclature

 *  haematodus. Formica haematoda Linnaeus, 1758: 582 (q.) "America meridionali". Emery, 1899c: 5 (l.); Wheeler, G.C. & Wheeler, J. 1952c: 646 (l.). Combination in Odontomachus: Latreille, 1804: 179. Senior synonym of maxillosa: Retzius, 1783: 75; Olivier, 1792: 502; Latreille, 1802c: 192; of hirsutiusculus: Roger, 1863b: 22; Brown, 1976a: 104; of pallipes and material of the unavailable name bruneipes referred here: Brown, 1976a: 104.
 * maxillosa. Formica maxillosa De Geer, 1773: 601, pl. 31, figs. 3-5 (q.) SURINAM. Junior synonym of haematodus: Retzius, 1783: 75; Olivier, 1792: 502; Latreille, 1802c: 192.
 * hirsutiusculus. Odontomachus hirsutiusculus Smith, F. 1858b: 78 (w.) BRAZIL. Forel, 1909a: 252 (q.). Subspecies of insularis: Dalla Torre, 1893: 51; of haematodus: Roger, 1861a: 24; Forel, 1907e: 1; Wheeler, W.M. 1911a: 22. Junior synonym of haematodus: Roger, 1863b: 22; Brown, 1976a: 104.
 * pallipes. Odontomachus haematoda var. pallipes Crawley, 1916b: 368 (w.) GUYANA. Junior synonym of haematodus: Brown, 1976a: 104.

Odontomachus hirsutiusculus

Two syntype workers in. Both labelled, “Santarem. 54/63.” Acc. Reg.: “1854 no. 63 (Oct. 11) Brazil (Santarem on the Amazon). Purchased from Stevens. Collected by Mr Bates, Alta de Chai near Santarem.”

Additional References

 * Wheeler, W. M. 1908a. The ants of Porto Rico and the Virgin Islands. Bull. Am. Mus. Nat. Hist. 24: 117-158.