Ruizantheda

Gonzalez-Vaquero, Rocio Ana & Roig-Alsina, Arturo, 2009, The bee genus Ruizantheda (Hymenoptera: Halictidae), its scope and description of a new species, Zootaxa 2282, pp. 62-68 : 65

Key to the species of Ruizantheda

1 Central lobes of mesoscutal lip with angled margins; forewing length 7.2–7.9 mm; dorsal surface of metapostnotum of female microsculptured; mandible of male basally expanded .................................................................. R. proxima

- Central lobes of mesoscutal lip with rounded margins; forewing length 5.5–6.3 mm; dorsal surface of metapostnotum of female sculptured, with rugae at least basally; mandible of male not basally expanded ................................. 2

2 Posterior surface of propodeum sparsely punctate; dorsal surface of metapostnotum of female rugose-striate basally and microareolate apically; pygidial plate of male T7 truncate................................................................... R. centralis

- Posterior surface of propodeum rugose-reticulate; entire dorsal surface of metapostnotum of female strongly rugosereticulate; pygidial plate of male T7 bilobed ............................................................................................ R. divaricata