Megachile singularis Cresson, 1865:177, ♂. Holotype ♂, Cuba (Dr. J. Gundlach); Alayo, 1976Alayo, P.D. 1976. Introducción al estudio de los himenópteros de Cuba. Apoidea. Serie Biológica 68:1- 61.:23, Type ♂ (Colección Gundlach, No. 176); Genaro, 1998Genaro, J.A. 1998. Distribution and synonymy of some Caribbean bees of the genera Megachile and Coelioxys (Hymenoptera: Megachilidae). Caribbean Journal of Science 34 (1-2):151-152.:151, Holotype ♂ (Coll. Gundlach IES); Raw, 2004Raw, A. 2004. Leafcutter and Mason Bees: a biological catalogue of the genus Megachile of the Neotropics. :1-97.:52, Type ♂ (GCH); Raw, 2007Raw, A. 2007. An annotated catalogue of the leafcutter and mason bees (genus Megachile) of the Neotropics. Zootaxa 1601:1-127.:62, Type ♂ (GCH). - Cresson, 1865Cresson, E.T. 1865. On the Hymenoptera of Cuba. Proceedings of the Entomological Society of Philadelphia 4:200 pp. (distribution); Cresson, 1879Cresson, E.T. 1879. Catalogue of North American Apidae. Transactions of the American Entomological Society and Proceedings of the Entomological Section of the Academy of Natural Sciences 7:215-232. (distribution); Dewitz, 1881Dewitz, H. 1881. Hymenopteren von Portorico. Berliner Entomologische Zeitschrift 25:197-208. (distribution); Gundlach, 1887Gundlach, J. 1887. Apuntes para la fauna Puerto-Riqueña. Anales de la Sociedad Española de Historia Natural 16 (1):115-199. (distribution); Dalla Torre, 1896Dalla Torre, C.G. 1896. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, X. Apidae (Anthophila). Sumptibus Guilelmi Engelmann, 1-643. (distribution); Ashmead, 1900Ashmead, W.H. 1900. Report upon the aculeate Hymenoptera of the islands of St. Vincent and Grenada, with additions to the parasitic Hymenoptera and a list of the described Hymenoptera of the West Indies. Transactions of the Entomological Society of London pt. II:207-367. (distribution); Friese, 1902Friese, H. 1902. Beitrag zur Apidenfauna der grossen Antillen. Zeitschrift für systematische Hymenopterologie und Dipterologie 1-2:196-201. (distribution); Rohwer & Holland, 1917Rohwer, S.A. & W.J. Holland 1917. List of the Hymenoptera collected on the Isle of Pines by G. A. Link, Sr., 1912-1913, and contained in the Carnegie Museum. Annals of the Carnegie Museum 11:291-296. (distribution); Wolcott, 1948Wolcott, G.N. 1948. The insects of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico 32 (4):749-975. (distribution); Alayo, 1973Alayo, P.D. 1973. Catálogo de los Himenopteros de Cuba. Instituto Cubano del libro, La Habana. 1-218. (distribution); Alayo, 1976Alayo, P.D. 1976. Introducción al estudio de los himenópteros de Cuba. Apoidea. Serie Biológica 68:1- 61. (distribution); Genaro, 1998Genaro, J.A. 1998. Distribution and synonymy of some Caribbean bees of the genera Megachile and Coelioxys (Hymenoptera: Megachilidae). Caribbean Journal of Science 34 (1-2):151-152. (distribution); Raw, 2004Raw, A. 2004. Leafcutter and Mason Bees: a biological catalogue of the genus Megachile of the Neotropics. :1-97. (distribution); Genaro, 2004Genaro, J.A. 2004. Las abejas de la isla de la Juventud, Cuba (Hymenoptera: Apoidea). Boletín de la Sociedad Entomológica Aragonesa 34:177-179. (distribution); Raw, 2007Raw, A. 2007. An annotated catalogue of the leafcutter and mason bees (genus Megachile) of the Neotropics. Zootaxa 1601:1-127. (distribution); Genaro, 2008Genaro, J.A. 2008. Origins, composition and distribution of the bees of Cuba (Hymenoptera: Apoidea: Anthophila). Insecta Mundi 52:1-16. (distribution); Genaro & Franz, 2008Genaro, J.A. & N. Franz 2008. The bees of Greater Puerto Rico (Hymenoptera: Apoidea: Anthophila). Insecta Mundi 40:1-21. (distribution); Breto, 2021Breto Benítez, D. 2021. Inventario de abejas y avispas apoideas (Hymenoptera, Apoidea) del Parque Nacional Guanahacabibes, Pinar del Río, Cuba. Ecovida 1:20-28. (distribution); Breto, 2021Breto Benítez, D. 2021. Inventario de las abejas (Hymenoptera: Apoidea) de la Reserva Ecológica Sierra de la Güira, Pinar del Río, Cuba. Novitates Caribaea 18:8-17. (distribution).
Megachile maura Cresson, 1865:179, ♀. 2 ♀♀, Cuba (Ent. Soc. Philad); Genaro, 1998Genaro, J.A. 1998. Distribution and synonymy of some Caribbean bees of the genera Megachile and Coelioxys (Hymenoptera: Megachilidae). Caribbean Journal of Science 34 (1-2):151-152.:151, Holotype ♀ (ANSP); Raw, 2002Raw, A. 2002. New combinations and synonymies of leafcutter and mason bees of the Americas (Megachile, Hymenoptera, Megachilidae). Zootaxa 71:1-43.:22, Type ♀ (ANSP, 2421); Raw, 2002Raw, A. 2002. New combinations and synonymies of leafcutter and mason bees of the Americas (Megachile, Hymenoptera, Megachilidae). Zootaxa 71:1-43.:22, Type ♂ (MCZ, 15705); Raw, 2004Raw, A. 2004. Leafcutter and Mason Bees: a biological catalogue of the genus Megachile of the Neotropics. :1-97.:52, Type ♀, examined (ANSP, 2421); Raw, 2007Raw, A. 2007. An annotated catalogue of the leafcutter and mason bees (genus Megachile) of the Neotropics. Zootaxa 1601:1-127.:62, Type ♀ (ANSP, 2421). Synonymized with Megachile singularis Cresson, 1865 by Genaro, 1998Genaro, J.A. 1998. Distribution and synonymy of some Caribbean bees of the genera Megachile and Coelioxys (Hymenoptera: Megachilidae). Caribbean Journal of Science 34 (1-2):151-152.:151. - Cresson, 1865Cresson, E.T. 1865. On the Hymenoptera of Cuba. Proceedings of the Entomological Society of Philadelphia 4:200 pp. (distribution); Cresson, 1879Cresson, E.T. 1879. Catalogue of North American Apidae. Transactions of the American Entomological Society and Proceedings of the Entomological Section of the Academy of Natural Sciences 7:215-232. (distribution); Dalla Torre, 1896Dalla Torre, C.G. 1896. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, X. Apidae (Anthophila). Sumptibus Guilelmi Engelmann, 1-643. (distribution); Ashmead, 1900Ashmead, W.H. 1900. Report upon the aculeate Hymenoptera of the islands of St. Vincent and Grenada, with additions to the parasitic Hymenoptera and a list of the described Hymenoptera of the West Indies. Transactions of the Entomological Society of London pt. II:207-367. (distribution); Friese, 1902Friese, H. 1902. Beitrag zur Apidenfauna der grossen Antillen. Zeitschrift für systematische Hymenopterologie und Dipterologie 1-2:196-201. (distribution); Rohwer & Holland, 1917Rohwer, S.A. & W.J. Holland 1917. List of the Hymenoptera collected on the Isle of Pines by G. A. Link, Sr., 1912-1913, and contained in the Carnegie Museum. Annals of the Carnegie Museum 11:291-296. (distribution); Mitchell, 1927Mitchell, T.B. 1927. New West Indian Megachile. Psyche 34:47-57. (distribution); Alayo, 1973Alayo, P.D. 1973. Catálogo de los Himenopteros de Cuba. Instituto Cubano del libro, La Habana. 1-218. (distribution); Alayo, 1976Alayo, P.D. 1976. Introducción al estudio de los himenópteros de Cuba. Apoidea. Serie Biológica 68:1- 61. (distribution); Raw, 2002Raw, A. 2002. New combinations and synonymies of leafcutter and mason bees of the Americas (Megachile, Hymenoptera, Megachilidae). Zootaxa 71:1-43. (distribution); Raw, 2004Raw, A. 2004. Leafcutter and Mason Bees: a biological catalogue of the genus Megachile of the Neotropics. :1-97.:52 ( listed as synonym of Megachile singularis Cresson, 1865); Genaro, 2004Genaro, J.A. 2004. Las abejas de la isla de la Juventud, Cuba (Hymenoptera: Apoidea). Boletín de la Sociedad Entomológica Aragonesa 34:177-179.:178 ( listed as synonym of Megachile singularis Cresson, 1865); Raw, 2007Raw, A. 2007. An annotated catalogue of the leafcutter and mason bees (genus Megachile) of the Neotropics. Zootaxa 1601:1-127.:62 ( listed as synonym of Megachile singularis Cresson, 1865).
Megachile carlotensis Mitchell, 1927:55, ♂. Holotype ♂, Mina Carlota, Trinidad Mts., Cuba, 1500 ft. altitude, March 25, 1925 (Mus. Comp. Zool., No. 15705, leg. Geo. Salt); Genaro, 1998Genaro, J.A. 1998. Distribution and synonymy of some Caribbean bees of the genera Megachile and Coelioxys (Hymenoptera: Megachilidae). Caribbean Journal of Science 34 (1-2):151-152.:151, Holotype ♂ (MCZ); Raw, 2004Raw, A. 2004. Leafcutter and Mason Bees: a biological catalogue of the genus Megachile of the Neotropics. :1-97.:53, Type ♂ (MCZ, 15705); Raw, 2007Raw, A. 2007. An annotated catalogue of the leafcutter and mason bees (genus Megachile) of the Neotropics. Zootaxa 1601:1-127.:62, Type ♂ (MCZ, 15705). Synonymized with Megachile singularis Cresson, 1865 by Genaro, 1998Genaro, J.A. 1998. Distribution and synonymy of some Caribbean bees of the genera Megachile and Coelioxys (Hymenoptera: Megachilidae). Caribbean Journal of Science 34 (1-2):151-152.:151. Synonymized with Megachile maura Cresson, 1865 by Raw, 2002Raw, A. 2002. New combinations and synonymies of leafcutter and mason bees of the Americas (Megachile, Hymenoptera, Megachilidae). Zootaxa 71:1-43.:22. - Raw, 2002Raw, A. 2002. New combinations and synonymies of leafcutter and mason bees of the Americas (Megachile, Hymenoptera, Megachilidae). Zootaxa 71:1-43. (distribution); Raw, 2004Raw, A. 2004. Leafcutter and Mason Bees: a biological catalogue of the genus Megachile of the Neotropics. :1-97.:52 ( listed as synonym of Megachile singularis Cresson, 1865); Raw, 2007Raw, A. 2007. An annotated catalogue of the leafcutter and mason bees (genus Megachile) of the Neotropics. Zootaxa 1601:1-127.:62 ( listed as synonym of Megachile singularis Cresson, 1865).