Porizon. 47 



Ther^ilochus errabundus Provancher, Addit. faun. Canada. Hymen. 1S86 p. 92 n. 4, Q. 



Thersilochus Provancheri Ashmead, Bull. Colorado Biol. Assoc. T. 1890 p. 21. 

 apicalis Cress. — d — Am.: Cuba. 



Porizon apicalis Cresson, Proc. Entom. Soc. Philadelphia IV. 1S05 p. 48, ,:5- 

 arthroleucus Costa —6 — Eur.: Sardinia. 



Porizon arthroleucus A. Costa, Rendic. accad.sc.fis.& matem.Napoli XXIV. 1885 p. 310, (^. 



Porizon arthroleucus A. Costa, Atti accad. sc. fi3.& matem. Napoli (2) II. 7. 1886 p. 19, (J. 



Porizon arthroleucus A. Costa, Bull. soc. entom. Ital. XXII. 1890 p. 115, ^. 

 audax Cress. — d — Am. : Texas. 



Porizon audax Cresson, Trans. Amer. Entom. Soc. IV. 1872 p. 174, (J. 

 californicus Prov. — S — Am.: California. 



Porizon Californicus Provancher, Addit. faun. Canada. Hymen. 1888 p. 3'J4 n. 0, (J. 

 delicatus Cress. — (5 — Ara.: Texas. 



Porizon ? delicatus Cresson, Trans. Amer. Entom. Soc. IV. 1872 p. 176, f^. 

 dominans Walk. — <5 — As. : Ceylon. 



Porizon dominans Walker, Ann. & Mag. Nat. Hist. (3) V. 1860 p. 307, ^. 

 elongatus Prov. — Q S — Am. : Canada. 



Porizon elongatum Provancher, Addit. faun. Canada. Hymen. 1886 p. 91 n. 4, Q (^. 

 exhaustator (Fabr.) Grav. — Q ($ — Eur. feretota. 



Ichneumon exhaustator Fabricius, Suppl. entom. system. 1798 p. 226 n. 1389. 



Ophion exhaustator Fabricius, Syst. Piez. 1804 p. 135 n. 22. 



Ophion exhaustator Klug, Magaz. Ges. naturf. Fr. Berlin I. 1807 p. 75 n. 20. 



Ophion exhaustator Panzer, Faun. Insect. German. IX. 1809 P. 107 T. 8. 



Ophion exhaustator Olivier, Encycl. method. Insect. VIII. 1811 p. 512 n. 28. 



Ichneumon exhaustator Thunberg, Bull. acad. sc. St. Petersbourg VIII. 1822 p. 265. 



Ichneumon exhaustator Tliunberg, Mem. acad. sc. St. Petersbourg IX. 1824 p. 319. 



Porizon hostilis Gravenhorst Ichneum. Europ. III. 1829 p. 753 n. 161, Q (J. 



Ophion exhaustator Gravenhorst, Ichneum. Europ. III. 1829 p. 1044 n. 355. 



Porizon exhaustor Zetterstedt, Insect. Lappon. I. 1838 p. 396 n. 10, p. 



PorizonexhaustorHolmgren,Svensk.Vet.-Akad.Handl.II.2. 1858 P.S. ;Oph.) p.l33 n. 3,o. 



Porizon exhaustor Thomson, Opusc. entom. P. 13. 1889 p. 1361 n. i, Q (5. 

 facilis Cress. — Q S — Am.: Texas. 



Porizon facilis Cresson, Trans. Amer. Entom. Soc. IV. 1872 p. 175, Q (^. 

 fiilTescens Cress. — 2 — Am.: Cuba. 



Porizon fulvescens Cresson, Proc. Entom. Soc. Philadelphia IV. 18G5 p. 48, Q. 

 fuscipennis Cress. — Q — Am. : Colorado. 



Porizon fuscipennis Cresson, Proc. Entom. Soc. Philadelphia IV. 1865 p. 287 n. I, Q. 

 hyalinipennis Cress. — Q ^ — Am.: Texas. 



Porizon hyalinipennis Cresson, Trans. Amer. Entom. Soc. IV. 1S72 p. 174, Q ^. 

 niacer Cress. — Q S — Am.: Texas. 



Porizon macer Cresson, Trans. Amer. Entom. Soc. IV. 1872 p. 175, Q ^. 

 uiicans (Prov.) Davis — Q — Am. : Canada. 



Mesoleptes micans Provancher, Natural. Canada. VII. 1S75 p. 114. 



Thersilochus micans Provancher, Natural. Canada. XI. 1879 p. 207, Q. 



Thersilochus micans Provaneher, Faun. entom. Cauada. Hymen. 1885 p. 379, Q. 



Porizon? micans Davis, Proc. Acad. Nat. Sc. Philadelphia 1894 p. 188. 

 minator Grav. — Q <5 — Eur. : Lapponia. 



Porizon minator Gravenhorst, Ichneum. Europ. III. 1829 p. 768 n. 169, Q. 



Porizon minator Zetterstedt, Insect. Lappon. I. 1838 p. 396 n. 9, fj- 

 Ohsoletor Zett. — 6 — Eur. : Lapponia. 



Porizon obsoletor Zetterstedt, Insect. Lappon. I. 1838 p. 395 n. 8, (J. 



