Aulacus niger Shuckard, 1841:124, sex not indicated.North America (collection Shuckard); Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95, Type, destroyed. - Schletterer, 1889Schletterer, A. 1889. Die Hymenopteren-Gruppe der Evaniiden. Annalen des Naturhistorischen Museums in Wien 4:107-180; 289-338; 373-546.:538 ( listed as synonym of Aulacus abbottii Westwood, 1841); Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95 ( listed as synonym of Aulacostethus ater (Westwood, 1841)). - As Pristaulacus niger: - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198. (distribution).
Aulacus ater Westwood, 1841:538, Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95, Type ♀ (Oxford University). - Schletterer, 1889Schletterer, A. 1889. Die Hymenopteren-Gruppe der Evaniiden. Annalen des Naturhistorischen Museums in Wien 4:107-180; 289-338; 373-546.:539 ( listed as synonym of Aulacus abbottii Westwood, 1841); Dalla Torre, 1901-1902Dalla Torre, C.G. 1901-1902. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. — Volumen III: Trigonalidae, Megalyridae, Stephanidae, Ichneumonidae, Agriotypidae, Evaniidae, Pelecinidae. Pars II. Breitkopf & Härtel, Leipzig. VIII + 1141. (distribution); Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198.:1113 ( listed as synonym of Pristaulacus niger (Shuckard, 1841)). - As Aulacostethus ater: - Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145. (distribution).
Aulacus Abbottii Westwood, 1841:538, Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95, Type ♀ (London). - Schletterer, 1889Schletterer, A. 1889. Die Hymenopteren-Gruppe der Evaniiden. Annalen des Naturhistorischen Museums in Wien 4:107-180; 289-338; 373-546. (distribution); Dalla Torre, 1901-1902Dalla Torre, C.G. 1901-1902. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. — Volumen III: Trigonalidae, Megalyridae, Stephanidae, Ichneumonidae, Agriotypidae, Evaniidae, Pelecinidae. Pars II. Breitkopf & Härtel, Leipzig. VIII + 1141. (distribution); Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95 ( listed as synonym of Aulacostethus ater (Westwood, 1841)); Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198.:1113 ( listed as synonym of Pristaulacus niger (Shuckard, 1841)).
Aulacus consors Cresson, 1879:255, Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:106, Type ♂ (Philadelphia). - Schletterer, 1889Schletterer, A. 1889. Die Hymenopteren-Gruppe der Evaniiden. Annalen des Naturhistorischen Museums in Wien 4:107-180; 289-338; 373-546.:539 ( listed as synonym of Aulacus abbottii Westwood, 1841); Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:106 ( listed as synonym of Aulacostethus melleus (Cresson, 1879)).
Aulacus occidentalis Cresson, 1879:255, Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:106, Type ♀ (Philadelphia). - Schletterer, 1889Schletterer, A. 1889. Die Hymenopteren-Gruppe der Evaniiden. Annalen des Naturhistorischen Museums in Wien 4:107-180; 289-338; 373-546.:539 ( listed as synonym of Aulacus abbottii Westwood, 1841). - As Aulacostethus occidentalis occidentalis: - Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145. (distribution), 106 (comb. nov.).
Aulacus melleus Cresson, 1879:255, Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:106, Type ♀ (Philadelphia). - As Aulacostethus melleus: - Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145. (distribution).
Pristaulacus ferrugineus Kieffer, 1904:29, Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:106, Type ♀ (?Vienna). Synonymized with Aulacostethus melleus (Cresson, 1879) by Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:106.
Pristaulacus hopkinsii Bradlex, 1908:127, ♀. Paratype ♀, Kirbyville, Texas, November 11, '02 (Amer. Ent. Soc., leg. Dr. A.D. Hopkins); Type ♀, Paratype ♀, Kirbyville, Texas, November 11, '02 (Hopkins, U.S., No. 1231d, leg. Dr. A.D. Hopkins); Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95, Type ♀ (Ithaca). Synonymized with Aulacostethus ater (Westwood, 1841) by Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95. - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198.:1113 ( listed as synonym of Pristaulacus niger (Shuckard, 1841)).
Pristaulacus aterrimus Kieffer, 1911:230 - Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95 ( listed as synonym of Aulacostethus ater (Westwood, 1841)); Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198.:1113 ( listed as synonym of Pristaulacus niger (Shuckard, 1841)).
Pristaulacus floridana Rohwer, 1913:534, Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95, Type ♀ (Washington). Synonymized with Aulacostethus ater (Westwood, 1841) by Townes, 1950Townes, H.K. 1950. The Nearctic species of Gasteruptiidae (Hymenoptera). Proceedings of the United States National Museum 100 (No. 3259):85-145.:95. - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198.:1113 ( listed as synonym of Pristaulacus niger (Shuckard, 1841)).