TITLES. 
Ins. 57 
879. Warren, W. Descriptions of some new Genera of Pyralidce. 
Ann. N. H. (6) vi, pp. 474-479. [Lepidoptera.] 
. [See also Swinhoe (838).] 
880. Wasmann, E. Yergleicliende Studien uber Ameisengaste und 
Termitengaste. Tijdschr. Ent. xxxiii, pp. ^7-97 & 262-266. 
Discusses the relations of the ants and their guests, some of the pecu- 
liar structures found in the latter, the different groups of ants’-nest 
beetles, and the resemblances in form and colour between the ants 
and guests. Summary by Dohrn in S. E. Z. li, pp. 99-106. 
881. . Einige neue Hermaphroditen von Myrmica scabrinodis , und 
Icevinodis. S. E. Z. li, pp. 298 & 299. [Hymenoptera.] 
882. . Ueber die verschiedenen Zwischenformen von Weibchen 
und Arbeiterinnen bei Ameisen. T. c. pp. 300-309. [Hymenoptera.] 
883. . Verzeichniss der von Dr. August Forel in Siid-Tunesien und 
Ost-Algerien gesammelten Ameisen-Gaste. Deutsche e. Z. 1890, 
pp. 297-304. 
884. . Neue myrmecophile Staphyliniden aus Brasilien. T , c. 1890, 
pp. 305-318. [ Coleoptera .] 
885. . Apteranillus foreli , n. sp. T. c. pp. 318-320. [Coleoptera.'] 
886. Watase, S. On the morphology of the Compound Eyes of Arthro- 
pods. Q. J. Micr. Sci. xxxi, pp. 143-157, pi v. 
Reproduced from Stud. Biol. Lab. J. Hopkins Univ. iv. 
887. Waterhouse, C. O. Aid to the identification of Insects., Pt. xxxi, 
p. 29, pis. clxxxv-clxxxix. 
This includes a systematic catalogue of the species, and an alpha- 
betical list of the genera figured in vol. ii. The further publication 
of the work is for the present suspended. 
888. . Descriptions of new Pectinicorn Coleoptera . Ann. N. H. (6) 
v, pp. 33-39. 
889. . Descriptions of two new Central American Buprestidai. 
T. c. pp. 218 & 219. [Coleoptera.] 
890. . New Scarabceidce in the British Museum. T . c. pp. 365-373. 
[ Coleoptera .] 
891. . Further descriptions of new Coleoptera of the Family Scara- 
bceidte in the British Museum. T. c. pp. 409-413. 
892. . On .some Eastern Equatorial African Coleoptera collected 
by Emin Pasha, with descriptions of two new Longicornia. Ann. 
N. II. (6) vi, pp. 107 & 108. 
893. . Descriptions of new species of Pedaria , with observations on 
allied Scarabceidce. T. c . pp. 374-380. [Coleoptera.] 
