TITLES. In&. 51 
7751 OsBoftN, H. Collecting .and studying parasitic Ihsectr. Amer. 
Micr. J. xv, pp. 56-59. 
776. ». Key to the genera of Pedicillidce and Mallophagidcb (sic). 
T. c. pp. 344-346. 
777. . Description of a new species of Dorycephalus . Canad. But. ]/ 
xxvi, p. 216. [Orthoptera.] 
. [See also Riley (912).] 
777a. Oschanine, B. Rur les limites de la region pal&trctique, baseessur 
l’etude de la faune des Hemipteres. Congr. Zool. 1892, ii, pp. 275-280* 
778. Osten Sacken, C. R. On the oxen-born Bees of the Ancients 
( Bugonia ), and their relation to Eristalis tsnax , a two- winged Insect. 
Enlarged edition of the essay : on the so-called Bugonia of the 
Ancients, &c., published in the Bull. Soc. ent. Ital. 1893. Heidel- 
berg : 8 vc, xiv & 80 pp. 
779. . On the atavic index-characters, with some remarks 
about the classification of the Diptera. Berlin, ent. Zeitschr. xxxix, 
pp, 69-76. 
780. •. Synonymica about Tipulidce* T. c. pp. 249-263. [Dip ter a. ~\ 
781. . Three Trockoboltv from New Zealand and Tasmania. T. 
pp. 264-266. [Diptera.] 
782. . A remarkable case of malformation of the discal cell of 
Libgmd gldbrata. T. c. pp. 267 & 268. [Diptei'a.] 
783. Otto, A. Zwei nefie Curculioniden aus Oesterreich. Wien. ent. 
Zeit. xiii, pp. 1-4. [Coleoptera."] 
784. Packard, A. S. On the inheritance of acquired cllaracteTs in 
animals, with a complete metamorphosis. P. Amer. Ac. xiix, 
pp. 331-370. 
Two sections are entomological, viz. : — iv. Homochronous heredity in 
Insects, with a hypermetamorphosis, pp. 351-359. v. On the inherit- 
ance of acquired characters in Lepidoptera , pp. 359-36t. 
785. . Attempt at a new classification of the Bombycine Moths. 
J. N. York Ent. Soc. i, pp. 6-11. [ Lepidoptera .] 
786. . A study of the transformations and anatomy of Lagoa 
crispata, a Bombycine Moth. P. Amer. Phil. Soc. xxxii, pp. 275-292, 
7 pis. { Lepidoptera .] 
787. . Studies on the transformations of Moths of the family 
Saturniidce . P. Amer. Ac. Xxviii, pp. 55-92. [ Lepidoptera .] 
788. — — . Notes On the life-histories of some Notodonlidre , I. J. N. 
York Ent. Soc. i, pp. 22-28 ; ii, pp. 57-76. [ Lepidoptera .] 
789. . On ihe systematic position of the Siplwnaptera, with notes oil 
their structure. P. Boston Soc. xxvi, pp. 312-355. [Diptera.] 
790. . Occurrence of the Hen Flea ( Sarcdpsylla gallinctcea } Westw.) 
in Florida. Insect Life, vii, pp. 23 & 24. [AphoktUptera] 
. [See also RilEy (912).] 
