6 Ins. 
XIII. INSECTA. 
25. Apfelbeck, V. Zur Kenntniss der palaarktischen Curculioniden . 
Synonymische und zoogeographische Beitrage nebst Beschreibungen 
neuer Arten von der Balkanhalbinsel. I. Otiorrhynchini et Brachy- 
clerini. Wiss. Mitt. Bosnien, vi, pp. 773-816. {Coleoptera^ 
26. -. Ein neuer augenloser Tapinopterus ( Coleopt .) aus der Herze- 
gowina. Ent. Nachr. xxv, p. 147. 
27. -. Neue Coleopteren von der Balkan-Halbinsel. T. c. pp. 289-292. 
28. Argod, A. Description d’un Cerambycide nouveau de l’Afrique 
orientale. Bull. Soc. ent. France, 1899, p. 208. [ Coleoptera. ] 
29. Arrow, G. J. On sexual dimorphism in beetles of the family 
Ruteliclce. Tr. ent. Soc. London, 1899, pp. 255-269. {Coleoptera.'] 
30. -. On sexual dimorphism in the Rutelid genus Parastasia , with 
descriptions, of new species. T. c. pp. 479-499, pi. xvii. [ Coleoptera .] 
31. -. On the Rutelid beetles of the Transvaal; an enumeration of a 
collection made by Mr W. L. Distant. Ann. Nat. Hist, iv, pp. 118- 
121 . [ Coleoptera .] 
32. -. Notes on the classification of the Coleopterous family Rutelidce. 
T. c. pp. 363-370. 
33. Ashmead, W. H. Classification of the bees, or the superfamily 
Apoidea. Tr. Amer. ent. Soc. xxvi, pp. 49-100. {Hymenoptera.^ 
34. -. Classification of the entomophilous wasps, or the su]jerfamily 
Sphegoidea. Canad. Ent. 1899, pp. 145-155, 161-174, 212-225, 238- 
251, 291-300, 345-357. {Hymenoptera. J 
35. -. Super-families in the Hymenoptera and generic synopses of the 
families Thynnidce , Myrmosidce and Mutillidce. J. N. York ent. Soc. 
vii, pp. 45-60. 
36. -. Classification of the old family Chalcididce. P. ent. Soc. 
Washington, iv, pp. 242-249. [_ Hymenoptera .] 
37. -. On the genera of the Cleonymidce. T. c. pp. 200-206. {Hy- 
menoptera.~\ 
38. -. On the genera of the Eucharidce. T. c. pp. 235-242. {Hymeno- 
ptera .] 
39. -. Four new species belonging to the genus Plenoculus Fox. 
Psyche, viii, pp. 337-339. [ Hymenoptera .] 
40. -. A generic table of the family Panurgidce : a reply to Mr 
Cockerell’s critique on the segregation of Perdita Cockerell. T. c. 
pp. 372-376. \Hymenoptera.\ 
41. -. Description of the type of Polydontoscelis Ashm. T. c. p. 387. 
\IIemig)tera-lIomoptera. ] 
42. -. Four new entomophilous wasps. Ent. News Philad. x, pp. 9, 
10. ^Hymenoptera^ 
43. -. Three new species in the genus Diploplectroii Fox. T. c. pp. 
55, 56. \Hymenoptera. \ 
44. -. The largest oak-gall in the world and its parasites. T. c. pp. 
193-196. [ Hymenoptera .] 
-. Arthropoda of the Commander islands. Hymenoptera. Fur 
Seals and Fur-Seal islands, pt. iv, pp. 336-340, Rhynchota, pp. 340, 
341. 
45. 
