﻿Passaloecus. 367 



Diodontus tristis Thomson, Hymen. Scandin. III. 1874 p. 196 n. 2, Q (J. 

 Diodontus tristis Ed. Saunders, Trans. Entom. Soc. London 1880 p. 256 n. 3, 2 (J. 

 ? Diodontus tristis Ed. Andre, Spec. Hymen. Europe III. P. 30. 1888 p. 219, Q c5- 

 Diodontus tristis Kohl, Ann. naturh. Hofmus. Wien V. 1890 p. 60, $ (J. 

 Diodontus tristis Ed. Saunders, Hymen. Acul. Brit. Isl. P.3. 1893 p. 96, 2(5; T. 13 F. 6 (Q;. 



PASSALOECUS 



Shuckard, Essay indig. Fossor. Hymen. 1837 p. 188 n. 25. 

 nccaaaXo^, paxillus; oixog, domus. 



Sijnon.: Diodontus Curtis, Kennedy. 



Pemphredon Say, Lepeletier, Cresson. 

 Sphes Katzeburg. 

 Subg.: Coeloecus Verhoeff, Entom. Nachr. XVI. 1890 p. 383. 

 xolXog, cavus; oixi(o, habitare. 

 Heroecus Verhoeff, Entom. Nachr. XVI. 1890 p. 383. 



■^QOi^, heros; oixia), habitare. 

 Xyloecus Shuckard, Essay indig. Fossor. Hymen. 1837 p. 118. 

 ^vXoi', lignum; otxiio, habitare. 

 abnormis Kohl — Q. — Car. 



Passaloecus abnormis Kohl, Verh. zool. bot. Ges. Wien XXXVIII. 1888 p. 726 nota, Q. 

 aunnlatns Say — g (5 — Am.: United States. 



Pemphredon annulatus Say, Boston Journ. Nat. Hist. I. P. 4. 1837 p. 379 n. 2, Q (J. 

 Pemphredon annulatus Leconte, Writ. of Th. Say Entom. II. 1859 p, 761 n. 2, Q (J. 

 Passaloecus annulatus Packard, Proc. Entom. Soc. Philadelphia VI. 1867 p. 395, o (5, 

 Passaloecus annulatus Cresson, Trans. Amer. Entom. Soc. IV. 1872 p. 227. 

 Passaloecus annulatus Fox, Trans. Amer. Entom. Soc. XIX. 1892 p. 318 n. 1, Q ^. 

 borealis Dahlb. — Q (S — Eur. fere tota. 



Passaloecus borealis Dahlbom, Hymen. Europ. I. 1845 p. 247 n. 147 & p. 505 n. 5, Q (J. 

 Passaloecus borealis Taschenberg, Zeitschr. f. d. ges. Naturw. XII. 1858 p.95&96n.4,g(5. 

 Passaloecus borealis Schenck, Jahrb. Ver. Naturk. Nassau XVI. 1861 p. 159, Q ^. 

 Passaloecus borealis Brischke, Schrift, phys. ökon. Ges. Königsberg II. 1862 p. 103, (J. 

 Passaloecus borealis Taschenberg, Hymen. Deutschi. 1866 p. 188 n. 4, Q <5. 

 Passaloecus borealis Rudow, Soc. entom. II. 1887 p. 122. 

 -brevicornis Mor. — Q (5 — Eur. fere tota. 



Pemphredon insignis v. d. Linden, Nouv. mem. acad. sc. Bruxelles V. 1 829 p.79 n.3, (5 [excl.Q]. 

 Passaloecus gracilis Shuckard, Essay indig. Fossor. Hymen. 1837 p. 190 n. 2, Q ^. 

 Passaloecus insignis Dahlbom, Hymen. Europ. I. 1845 p. 248 n. 148 & p. 505 n. 7, § (5 

 ? Pemphredon insignis Lepeletier, Hist. nat. Insect. Hymen. III. 1845 p. 96 n. 3, 2 (5 

 Passaloecus insignis Wesmael, Bull. acad. sc. Belgique XIX. P. 1. 1852 p. 285 n. 4, 2(5 

 ? Passaloecus insignis Schenck, Jahrb.Ver. Naturk. Nassau XII. 1857p.l40& 143n.5,2(5 

 Passaloecus insignis Taschenberg, Zeitschr. f. d. ges. Naturw. XII. 1 858 p. 95 & 96 n. 6, (J 

 ? Passaloecus insignis Brischke, Schrift, phys. ökon. Ges. Königsberg II. 1862 p. 103, 2(5 

 Passaloecus brevicornis A. Morawitz, Bull. acad. sc. St. Petersburg VII. 1864 p. 462 nota, 2 6 

 Passaloecus insignis Taschenberg, Hj'men. Deutschi. 1866 p. 189 n. 6, (5- 

 Passaloecus brevicornis Thomson, Opusc. entom. P. 2. 1870 p. 237 n. 2, 2 (5- 

 Passaloecus brevicornis Thomson, Hymen. Scandin. III. 1874 p. 199 n. 2, 2 (5' 

 Passaloecus insignis Ed. Saunders, Trans. Entom. Soc. London 1880 p. 258 n. 2, 2 (5- 

 Passaloecus brevicornis Verhoeff, Verh. naturh. Ver. preuss. Rheinl. XL VIII. 1891 p. 8-9 



[n.8,2(5;T.lF.5. 

 Passaloecus insignis Ed. Saunders, Hymen. Acul. Brit. Isl. P. 4. 1893 p. 97 & 98, 2 c5- 



