Author: Strand, 1913

Type species: Halictus horni Strand, 1913, monobasic.
Clade: Anthophila
Family: Halictidae
Subfamily: Halictinae
Tribe: Nomioidini
Distinctive traits
  • Very small black and yellow species with 3 submarginal cells
  • Curved basal vein
  • Posterior margin of T2 brown or dark, not translucent, so that the base of T3 is masked.
Pictures of distinctive traits.
Morphologically close genera and how to distinguish them
  • Ceylalictus - Nomioides
Ceylalictus species have a black or brown T2 posterior margin masking the basal part of T3. Males have no apical process on their sternite 8.
Nomioides species have a yellow translucent posterior part of T2, revealing the basal part of T3 underneath. Males have an apical process on their sternite 8.
  • Ceylalictus - Halictus & Lasioglossum
Ceylalictus species are very small with a marginal cell rounded to truncated. Females have no furrow on T5.
Halictus & Lasioglossum species are much larger with a marginal cell pointed. Females have a furrow on T5.
General comments on Ceylalictus species identification
There is only one species of Ceylalictus recorded in Europe.
Ceylalictus species found in Europe (IUCN 2014 + Rasmont et al 2017):
Ceylalictus (Ceylalictus) variegatus (Olivier 1789)
Online resources:
Atlas hymenoptera (Europe)
WestPalBees (West Palearctic)
Page contributors:
  • Adrien Perrard (Dec. 2019)

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References used to write this page:
  • Michener, C.D. 2007. The Bees of the World, 2nd Edition. The John Hopkins University Press, Baltimore.
  • Michez D., Rasmont P., Terzo, M., Vereecken, N. 2019. Abeilles d'Europes. Hymenoptères d'Europes, Volume 1. N.A.P. Editions.
  • Nieto, A., Roberts, S. P., Kemp, J., Rasmont, P., Kuhlmann, M., García Criado, M., ... & Michez, D. 2014. European red list of bees. Luxembourg: Publication Office of the European Union, 98.
  •  Rasmont, P., Devalez, Jelle, Pauly, A., Michez, D. & Radchenko, V.G. 2017. Addition to the checklist of IUCN European wild bees (Hymenoptera: Apoidea). Annales de la Société entomologique de France 53: 17-32.