Reassessment of Incasarus (Hymenoptera: Andrenidae: Protandrenini) with the description of two new species (Hymenoptera: Andrenidae) Author Romero, Nora 0009-0002-7636-8461 Department of Biology, York University, 4700 Keele St., Toronto, Ontario, M 3 J 1 P 3, Canada. norarom@yorku.ca Author Packer, Laurence 0000-0002-1711-8203 Department of Biology, York University, 4700 Keele St., Toronto, Ontario, M 3 J 1 P 3, Canada. & Research Associate, Department of Natural History, Royal Ontario Museum, 100 Queen’s Park, Toronto, Ontario, M 5 S 2 C 6, Canada. geodiscelis@mail.com text Zootaxa 2026 2026-06-09 5828 2 151 195 https://doi.org/10.11646/zootaxa.5828.2.1 journal article 315810 10.11646/zootaxa.5828.2.1 739783a6-133a-4170-9566-e6c47e3dd7de 1175-5326 21141883 BAB7936E-494B-4E82-98F0-9C1B249220B2

TABLE 1. List of genera in the Protandrenini as currently recognized based on recent taxonomic studies. The number of described species is based on Bossert et al. (2022), updated with Ramos & Melo (2021) and Robinson (2023). Nomenclature and distributions from Moure et al. (2022) and Ascher & Pickering (2025).

Genera	No. of species	Distribution
*Moved from its own tribe to the Protandrenini by Bossert et al. 2022
Andinopanurgus Gonzalez & Engel, 2011	9	ARG, COL, ECU, PER, VEN
Anthrenoides Ducke, 1907	63	ARG, CHI, BRA, PAR
Austellurgus Ramos & Melo, 2021	1	BRA
Austropanurgus Toro, 1980	2	CHI
Chaeturginus Lucas de Oliveira & Moure, 1963	2	BRA
Cisanthrena Ramos & Melo, 2021	1	PER
Incasarus Gonzalez, Rasmussen & Engel, 2013	1	PER
Liphanthus Reed, 1894	49	ARG, BOL, CHI, PER
Luisanthrena Ramos & Melo, 2021	2	ECU, PER
Parapsaenythia Friese, 1908	7	ARG, BOL, BRA, PAR
Parasarus Ruz, 1993	3	ARG, BOL, CHI
Protomeliturga Ducke, 1912 *	2	BRA
Psaenythia Gerstaecker, 1868	72	ARG, BOL, BRA, CHI, PAR, URU
Psaenythisca Ramos, 2014	3	ARG
Pseudosarus Ruz, 1980	1	CHI
Rhophitulus Ducke, 1907	38	ARG, BRA, CHI, PAR, PER
Protandrena Cockerell, 1896	202	North and Central America
Total	458