2008

• Vivallo, F. 2008 Liphanthus Reed, 1894 (Hymenoptera, Andrenidae, Protandrenini): Two new Argentine species and keys to the species of the subgenera Liphanthus s. str. and Melaliphanthus Ruz & Toro, 1983. Zootaxa 1854: 55–62. Abstract & excerpt. Reference page. 

2012

• Vélez, D. & Vivallo, F. 2012 A new South American species of Centris (Heterocentris) Cockerell, 1899 with a key to the species with horn-like projections on the clypeus (Hymenoptera: Apidae: Centridini). Zootaxa 3357: 49–55. Preview. Reference page. 

2013

• Vivallo, F., Vélez, D. & Fernández, F. 2013: A new species of Centris (Xanthemisia) Moure, 1945 from South America with a synopsis of the known species of the subgenus in Colombia (Hymenoptera: Apidae: Centridini). Zootaxa 3694(1): 81–91. DOI: 10.11646/zootaxa.3694.1.7 . Reference page. 

2014

• Vivallo, F. 2014 Revision of the species of Centris (Xanthemisia) Moure, 1945 (Hymenoptera: Apidae: Centridini) from the Caribbean islands. Zootaxa 3821(1): 58–70. DOI: 10.11646/zootaxa.3821.1.4 . Reference page. 

2015

• Araujo, R. De O. & Vivallo, F. 2015. Eleven new replacement names in the genus Mesochorus Gravenhorst, 1829 (Ichneumonidae: Mesochorinae). Zootaxa 4021(4): 597–599. DOI: 10.11646/zootaxa.4021.4.10 . Preview (PDF) Reference page. 

2016

• Vivallo, F. 2016. Taxonomic note on the oil-collecting bee Centris dimidiata (Olivier, 1789) (Hymenoptera: Apidae: Centridini). Zootaxa 4162(3): 519–534. DOI: 10.11646/zootaxa.4162.3.6 . Reference page. 

• Vivallo, F. & Vélez, D. 2016. A synopsis of the subgenus Centris (Hemisiella) Moure, 1945 (Hymenoptera: Apidae: Centridini) in Colombia, with description of a new species. Zootaxa 4162(1): 107–133. DOI: 10.11646/zootaxa.4162.1.5 . Reference page. 

• Vivallo, F., Vélez, D. & Fernández, F. 2016. Two new species of Centris (Aphemisia) Ayala, 2002 from Colombia with a synopsis of the subgenus for the country (Hymenoptera: Apidae: Centridini). Zootaxa 4093(2): 201–216. DOI: 10.11646/zootaxa.4093.2.3 .Reference page. 

2019

• Vivallo, F. 2019. Lectotype designations, taxonomic notes and new synonymies in some species of the bee genus Centris Fabricius, 1804 described by Amédée Lepeletier de Saint-Fargeau (Hymenoptera: Apidae). Zootaxa 4624(1): 023–040. DOI: 10.11646/zootaxa.4624.1.2 . Reference page. 

• Vivallo, F. 2019a. Lectotype designations, taxonomic notes and new synonymy in some species of the bee genus Centris Fabricius, 1804 described by William Henry Fox (Hymenoptera: Apidae). Zootaxa 4624(4): 478–490. DOI: 10.11646/zootaxa.4624.4.2 . Reference page. 

• Vivallo, F. 2019. Two new Brazilian species of oil-collecting bees of the genus Centris (Ptilotopus) Klug (Hymenoptera: Apidae). Revista Chilena de Entomología 45(1): 79-85. Full article (PDF). Reference page.