(Chelostoma) (Chelostoma) is a biological genus in the family Megachilidae (Leafcutting Bees) and order Hymenoptera (Ants).
Chelostoma aegaeicum
Chelostoma aureocinctum
Chelostoma bernardinum
Chelostoma bytinskii
Chelostoma californicum
Chelostoma campanularum
Chelostoma carinocaudatum
Chelostoma carinoclypeatum
Chelostoma carinulum
Chelostoma clypeale
Chelostoma cockerelli
Chelostoma comosum
Chelostoma diodon
Chelostoma distinctum
Chelostoma dolosum
Chelostoma edentulum
Chelostoma emarginatum
Chelostoma florisomne
Chelostoma forcipatum
Chelostoma foveolatum
Chelostoma galeridum
Chelostoma garrulum
Chelostoma grande
Chelostoma handlirschi
Chelostoma hebraeum
Chelostoma hellenicum
Chelostoma incisulum
Chelostoma incognitum
Chelostoma isabellinum
Chelostoma josefi
Chelostoma laticaudum
Chelostoma longifacies
Chelostoma longilabrare
Chelostoma lucens
Chelostoma maidli
Chelostoma marginatum
Chelostoma minutum
Chelostoma mocsaryi
Chelostoma nasutum
Chelostoma orientale
Chelostoma palaestinum
Chelostoma petersi
Chelostoma phaceliae
Chelostoma philadelphi
Chelostoma rapunculi
Chelostoma schlettereri
Chelostoma siciliae
Chelostoma styriacum
Chelostoma sublamellum
Chelostoma subnitidum
Chelostoma tetramerum
Chelostoma tonsum
Chelostoma torquillum
Chelostoma transversum
Chelostoma ventrale
Chelostoma xizangense
Acedanthidium
Afranthidium
Afroheriades
Afrostelis
Aglaoapis
Allodioxys
Ananthidium
Anthidiellum
Anthidioma
Anthidium
Anthodioctes
Apianthidium
Ashmeadiella
Aspidosmia
Atoposmia
Austrostelis
Austrothurgus
Aztecanthidium
Bathanthidium
Bekilia
Benanthis
Chelostoma
Coelioxys
Cyphanthidium
Dianthidium
Dioxys
Duckeanthidium
Ensliniana
Eoanthidium
Epanthidium
Euaspis
Eudioxys
Fidelia
Fideliopsis
Gronoceras
Haetosmia
Heriades
Heriadopsis
Hofferia
Hoplitis
Hoplostelis
Hypanthidioides
Hypanthidium
Icteranthidium
Indanthidium
Ketianthidium
Larinostelis
Lithurgopsis
Lithurgus
Matangapis
Megachile
Melostelis
Metadioxys
Michanthidium
Microthurge
Neofidelia
Notanthidium
Noteriades
Ochreriades
Osmia
Othinosmia
Pachyanthidium
Paradioxys
Paranthidium
Pararhophites
Plesianthidium
Prodioxys
Protosmia
Pseudoanthidium
Pseudoheriades
Radoszkowskiana
Rhodanthidium
Rhynostelis
Rozenapis
Saucrochile
Serapista
Stelis
Stenoheriades
Trachusa
Trachusoides
Trichothurgus
Wainia
Xenofidelia
Xenostelis
Xeroheriades