Psyttalia — Pygostolus. 95 



trivialis Hal. — Q S — Eur.: Britannia, Suecia. Belgia, Germania. 



Blacus trivialis Haliday, Entom. Magaz. HI. 1835 p. 122 n. 9, Q ^. 



? Blacua humilis Ruthe, Berlin. entom. Zeitschr. V. 1861 p. 148 n. 10, Q Jnon Nees]. 



? Blacus instabilis Ruthe, Berlin. entom. Zeitschr. V. 1861 p. 149 n. 11, Q (5. 



Blacus trivialis Marshall, Trans. Entom. Soc. London 18S9 p. 173 n. 8, Q 5. 



Blacus trivialis Thomson, Opusc. entom. P. 16. 1892 p. 1733 n. 3, Q (J. 



Blacus trivialis Marshall. Spec. Hymen. Europe P. 43. 1893 V. p. 191, Q ^. 

 tuberculatus "VVesm. — Q S — Eur.: Britannia, Suecia, Gallia, Belgia, Germania. 



Blacus (Ganychorus pallipes Haliday, Entom. Magaz. HI. 1835 p. 41 n. 1, Q (5. 



Blacus tuberculatus Wesmael, Nouv. mem. acad. sc. Bruxelles IX. 1835 p. 98 n. 5, Q (5 



Blacus tuberculatus Rutlie, Berlin. entom. Zeitschr. V. 1861 p. 132 n. 1, Q (J. 



Blacus tuberculatus Marshall, Trans. Entom. Soc. London 1889 p. 166 n. 1, Q (5- 



Blacus tuberculatus Thomson. Opusc. entom. P. 17. 1891 p. 1863 n. 1. 



Blacus tuberculatus Marshall, Spec. Hymen. Kurope P. 43. 1893 V. p. 175, Q 5. 

 wesmaelii Ruthe — Q — Eur. : Germania. 



Blacus humilis Wesmael, Nouv. mem. acad. sc. Bruxelles IX. 1S35 p. 95 n. 3. 



Blacus Wesmaeli Ruthe, Berlin. entom. Zeitschr. V. 1861 p. 146 n. 9, Q. 



PSYTTALIA 



Walker, Ann. & Mag. Nat. Hist. ,3 V. 1860 p. 311. 

 Nom. propr. 

 testacea Walk. — Q — As. : Ceylon. 

 Psyttalia testacea Walker, Ann. & Mag. Nat. Hist. i3 V. 1860 p. 311. Q. 



PYGOSTOLUS 



Haliday, Entom. Magaz. I. 1833 p. 263. 

 TTvyoatoko^, podicem ornans. 

 Syno7i.: Bassus Fallen. 



Blacus Wesmael. 

 Bracon Ratzeburg. 

 Cryptus Fabricius. 

 Ichneumon Fabricius. 

 Leiophron Haliday. 

 americanns Ashm.i, — 5 — Am. : Indiana. 



Pygostolus Americanus Ashmead, Journ. Cincinnati Soc. XVII. 1895 p. 47 n. 5, ^. 

 falcatus Nees Hal.2; _ q 5 — Eur. fere tota. 

 Leiophron falcatus Nees, Hymen. Ichneum. affin. Monogr. I. 1834 p. 44 n. 1, Q. 

 Leiophron Pygostylus; falcatus Haliday, Entom. Magaz. III. 1835 p. 20 n. 1, Q. 

 Blacus falcatus AVesmael, Nouv. mem. acad. sc. Bruxelles IX. 1835 p. 101 n.7,Q [non 1838]. 

 Pygostolus falcatus Ruthe, Berlin. entom. Zeitschr. V. 1861 p. 158 n. 1, Q (5. 

 Pygostolus falcatus Forster, Verh. naturh. Ver. preuss. Rheinl. XIX. 1862 p. 254. 

 Blacus fPygostohis) falcatus Tappes, Ann. soc. entom. France (4) IX. 1 869 p. 20, (5 ; T. 1 F. 1 6. 

 Pygostolus falcatus Marshall, Trans. Entom. Soc. London 1889 p. 162 n. 2, Q (J. 

 Pygostolus falcatus Marshall, Spec. Hymen. Europe P. 43. 1893 V. p. 172, Q ^. 

 Leiophron (Pygostolus) falcatus Thomson, Opusc. entom. P. 20. 1895 p. 2219 n. 2, Q 5. 

 multiarticulatus Ratzb. Ruthe — Q (5 — Eur.: Belgia, Germania, Helvetia. 



Blacus falcatus Wesmael, Nouv. mem. acad. sc. Bruxelles XI. 1838 p. 144 n. 7 [non 1835]. 



', Dipt. : Cecidomyia destructor (Ashmead,. 



2) Col.: Cryptocephalus bipunctatus L. (Tappes . 



