Lachnomyrmex pilosus

Lachnomyrmex pilosus (Weber, 1950) Materials Type status: Other material. Occurrence: catalogNumber: LEUA- 00000066489; recordedBy: Fernando Celis; individualCount: 1; sex: female; occurrenceID: BBDB39C8-D45C-573F-B971-66C47CB996AE; Taxon: scientificName: Lachnomyrmex pilosus; kingdom: Animalia; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Formicidae; genus: Lachnomyrmex; specificEpithet: pilosus; scientificNameAuthorship: (Weber, 1950); Location: continent: South America; country: Colombia; countryCode: CO; stateProvince: Caquetá; county: Florencia; locality: Vda. Sucre, Fca. La Fortaleza; verbatimElevation: 1266 m; locationRemarks: Collected in leaf Litter; verbatimCoordinates: 01°48'22.1"N 75°39'12.7"W; verbatimCoordinateSystem: WGS 84; Event: samplingProtocol: Winkler; eventDate: 2023-08-12; Record Level: language: es; collectionID: RNC: 270; institutionCode: Universidad de la Amazonia (UDLA); basisOfRecord: PreservedSpecimen Type status: Other material. Occurrence: catalogNumber: LEUA- 00000066490; recordedBy: Fernando Celis; individualCount: 1; sex: female; occurrenceID: 2E423463-C27D-5D18-9517-C51E6789FAB1; Taxon: scientificName: Lachnomyrmex pilosus; kingdom: Animalia; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Formicidae; genus: Lachnomyrmex; specificEpithet: pilosus; scientificNameAuthorship: (Weber, 1950); Location: continent: South America; country: Colombia; countryCode: CO; stateProvince: Caquetá; county: Florencia; locality: Vda. Sucre, Fca. La Fortaleza; verbatimElevation: 1266 m; locationRemarks: Collected in leaf Litter; verbatimCoordinates: 01°48'22.1"N 75°39'12.7"W; verbatimCoordinateSystem: WGS 84; Event: samplingProtocol: Winkler; eventDate: 2023-08-12; Record Level: language: es; collectionID: RNC: 270; institutionCode: Universidad de la Amazonia (UDLA); basisOfRecord: PreservedSpecimen Type status: Other material. Occurrence: catalogNumber: LEUA- 00000066488; recordedBy: Yenifer Gutierrez; individualCount: 1; sex: female; occurrenceID: C7D8443B-C1D1-5884-9010-081D0C6F5090; Taxon: scientificName: Lachnomyrmex pilosus; kingdom: Animalia; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Formicidae; genus: Lachnomyrmex; specificEpithet: pilosus; scientificNameAuthorship: (Weber, 1950); Location: continent: South America; country: Colombia; countryCode: CO; stateProvince: Caquetá; county: Florencia; locality: Av. Caraño, Vía Florencia-Suaza; verbatimElevation: 1579 m; locationRemarks: Collected in leaf Litter; verbatimCoordinates: 01°43'24.4"N 75°43'10"W; verbatimCoordinateSystem: WGS 84; Event: samplingProtocol: Winkler; eventDate: 2023-09-30; Record Level: language: es; collectionID: RNC: 270; institutionCode: Universidad de la Amazonia (UDLA); basisOfRecord: PreservedSpecimen Diagnosis This uncommon species is recognised by the following characteristics: inner surface of antennal scrobes and first gastral tergum smooth and shiny; body covered by long, flexible hairs; mesosoma covered fine, short striation; in lateral view, promesonotum strongly convex, superior to level of propodeum; propodeal spines less than twice as long as distance between their bases. The specimens collected in the eastern Amazon Basin are smaller than the Brazilian populations (Fig. 10) (Feitosa and Brandão 2008). Distribution This is a Neotropical species reported from Brazil, Ecuador, Peru and Venezuela and is little known in Colombia with records from Amazonas, Meta and Nariño (Feitosa and Brandão 2008). It is reported here for the first time in the Department of Caquetá. Biology Species common in the leaf litter of humid forests, distributed from 200 to 1400 m elev.