Bolivia, Brazil, Colombia, Ecuador, Peru and Venezuela (Jaramillo et al. 2019)
References
SCHWARZ, H. F. 1938. The stingless bees (Meliponidae) of British Guiana and some related forms. Bull. Am. Mus. Nat. Hist. 74: 437-508
RASMUSSEN, C. & GONZALEZ, V. H. 2017. The neotropical stingless bee genus Nannotrigona Cockerell (Hymenoptera: Apidae: Meliponini): An illustrated key, notes on the types, and designation of lectotypes.Zootaxa 4299 (2): 191-220
ALVAREZ, L. J. & LUCIA, M. 2018. Una especie nueva de Trigonisca y nuevos registros de abejas sin aguijón para la Argentina (Hymenoptera: Apidae). Caldasia 40(2):232-245
JARAMILLO, J., OSPINA, R. & GONZALEZ, V. H. 2019. Stingless bees of the genus Nannotrigona Cockerell (Hymenoptera: Apidae: Meliponini) in Colombia. Zootaxa 4706 (2): 349-365
ENGEL, M. S., RASMUSSEN, C., AYALA, R., & OLIVEIRA, F. F. DE. 2023. Stingless bee classification and biology (Hymenoptera, Apidae): a review, with an updated key to genera and subgenera. ZooKeys 1172: 239-312