Head of Ceratina (Ceratinula) Moure, 1941 species in frontal view, showing the supraclypeal area and median paraocular area A, B female holotype of Ceratina (Ceratinula) fioreseana sp. nov., specimen deposited at the Entomological Collection of the Natural History Museum of the Federal University of Bahia (MHNBA-MZUFBA), in Salvador, Bahia, Brazil C, D female specimen of Ceratina (Ceratinula) manni Cockerell, 1912 from Amélia Rodrigues, Bahia, deposited at the Reference Collection of the Laboratório de Bionomia, Biogeografia e Sistemática de Insetos (BIOSIS), Federal University of Bahia (MHNBA-MZUFBA), in Salvador, Bahia, Brazil. Details: pls = puncture line delimiting the supraclypeal plain raised area above; ues = upper part of the epistomal suture.

  Part of: de Oliveira FF, de Sousa Silva LR, Zanella FCV, Garcia CT, Pereira HL, Quaglierini C, Pigozzo CM (2020) A new species of Ceratina (Ceratinula) Moure, 1941, with notes on the taxonomy and distribution of Ceratina (Ceratinula) manni Cockerell, 1912, and an identification key for species of this subgenus known from Brazil (Hymenoptera, Apidae, Ceratinini). ZooKeys 1006: 137-165. https://doi.org/10.3897/zookeys.1006.57599