510 Peutacantha — Acolus. 



PENTACANTHA 



Ashmead, Canad. Entomol. XX. 1888 p. 51. 

 nivxE, quinque; nxuvd^ct, spina. 

 canadensis Ashm. — Q. — Am. : Canada, Kansas. 



Pentacantha Canadensis Ashmead, Canad. Entomol. XX. 1888 p. 51 n. 8, Q. 

 Pentacantha Canadensis Ashmead, BuU. U.St. Nat. Mus. P. 45. 1893 p. 182, Q; T.8 F.l. 



BAEUS 



Haliday, Entom. Magaz. I. 1833 p. 270. 

 (iaioff, exilis. 

 Synon.: Hyperbaeus Forster, Hymen. Stud. II. 1856 p. 144 n. 1. 

 vnio, super; (iuiog, exilis. 

 Trichasius Provancher, Addit. faun. Canada. Hymdn. 1887 p. 209 n. 33. 

 (f^qii, capillus. 

 aniericauns How. — Q (5 — Am. : New York. 



Baeus Americanus Howard, Insect Life II. 1890 p. 270 & 359, 2; Fig. 59. 



Baeus Americanus Ashmead, Bull. U. St. Nat. Mus. P. 45. 1893 p. 179, Q(5; T. 8 F. 9. 

 clavatns (Prov.) Ashm. — Q — Am. : Canada. 



Trichasius clavatus Provancher, Addit. faun. Canada. HjTnen. 1887 p. 209, $. 



Baeus clavatus Ashmead, Bull. U. St. Nat. Mus. P. 45. 1893 p. 179, g. 

 minntns Ashm. — Q — Am. : Canada. 



Baeus minutus Ashmead, Bull. U. St. Nat. Mus. P. 45. 1893 p. 178, Q. 

 nlger Ashm. — Q — Am.: British Columbia. 



Baeus niger Ashmead, BuU. U. St. Nat. Mus. P. 45. 1893 p. 178, 2. 

 picens Ashm. — 2 — Am. : Canada. 



Baeus piceus Ashmead, Bull. U. St. Nat. Mus. P. 45. 1893 p. 179, Q. 

 seminulnin Hal. — Q — Eur. : Britannia, Germania, Italia. 



Baeus seminulum Haliday, Entom. Magaz. I. 1833 p. 270. 



Baeus seminulum Walker, Entom. Magaz. III. 1836 p. 343 n. 1, Q; T. 13 F. 6. 



Baeus seminulum Westwood, Introd. mod. Classif. Insect. II. 1840 Synops. p. 77. 



Hj^erbaeus seminulum Marshall, Catal. Brit. Hymen. Oxyura 1873 p. 14 n. 1. 



Baeus seminulura Walker, Entomologist VII. 1874 p. 6; Fig. 



Hyperbaeus seminulum Ward, Entom. M. Magaz. XI. 1874 p. 39. 



Beus seminulum De.stefani, Natural. Sicil. VI. 1887 p. 111, Q. 



CERATOBAEUS 



Ashmead, Bull. U. St. Nat. Mus. P. 45. 1893 p. 175. 

 xiqus, cornu; Baeus, nom. propr. Hymen. 

 biuotatns Ashm. — Q. — Am. : British Columbia. 



Ceratobaeus binotatus Aahmead, Bull. U. St. Nat. Mus. P. 45. 1893 p. 176, 2- 

 cornntns Ashm. — 2 — Am. : British Columbia. 



Ceratobaeus ccmutus Ashmead, BuU. U. St. Nat. Mus. P. 45. 1893 p. 176, 2; T. 8 F. 8. 



ACOLUS 



Forster, Hymen. Stud. II. 1856 p. 100 & 102. 

 axioXog, mutilus, impedite incedens. 

 basalis Thoms. — Q — Eur.: Britannia, Suecia. 



Acolus basalis Thomson, Ofvers. Svensk. Vet.-Akad. Forh. XV. 1858 p. 422 n. 2, $. 



