ACARINA. 
Arachn. 33 
Karpelles, F. Ueber Gallmilben ( Phytoptus , Duj.). SB. Ak. Wien, 
xc. p. 46, with pi. 
The author describes the generative organs of the males, for the first 
time found. P. galii and P.fraxini , spp. nn., p. 44, figs. 1-8, & p. 52, 
figs. 9-12. 
Martin, L. J. A Botanical Study of the Mite Gall found on the Black 
Walnut. Am. Nat. 1885, p. 136, pis. iv.-vi. 
Osborn, H. Note on Phytoptidce. P. Am. Ass. xxxii. p. 322. 
Schlechtendal, D. v. Acaroceeidien. JB. Ver. Zwickau, 1885, pp. 3-13. 
A new Phytoptus-g all on Achillea ptarmica, p. 8. 
Thomas, F. Beitriige zur Kenntniss der in den Alpen vorkommenden 
Phytoptocecidien. MT. Bot. Ver. fur Gesam. iv. p. 16. 
The author enumerates and describes 87 galls. Remarks are made on 
Phytoptus villificus, sp. n., p. 44, on Ilieracium murorum ; P. gentiance , 
sp. n., p. 45, on flowers of Gentiana germanica ; P. glacialis t sp. n., p. 56, 
on Salix herbacea. 
Tyroglyphidj:. 
Nalepa, A. Die Anatomie der Tyroglyphen. SB. Ak. Wien, xcii. 
p. 116, with 3 pis. 
The object of this elaborate article is the anatomy of Glyciphagus 
(Trichoclactylus , Berlese) anonymus (Hall.). 
Michael, A. D. Notes on the Life-Histories of some of the little- 
known Tyroglyphidce. J. R. Micr. Soc. (2) v. pp. 19-32, pi. iii. 
The author found Acarus malus (Riley, nec Shimer) on Phragmites 
communis. The Hypopus of this species is the parasite of Oribata, accord¬ 
ing to Canestrini and Fanzago, and the male resembles Tyrogl. carpio 
(Kramer). The species is named Tyrogl. corticis , p. 26 ( corticalis , p. 27, 
and on the plate). The ITypopus of Bhizoglyphus robini is described and 
figured, p. 31, figs. 15-19. 
Histiogaster , g. n., for II. ( Tyroglyphus) carpio (Kramer) ; Berlese, 
Lettura fatta alia R. Accad. di Padova, 1883. 
Pullea , g. n., allied to Tyroglyphus, for P. discoidalis, sp. n., 
Canestrini, t. c. ii. p. 720, pi. vi. fig. 1, Australia, on a Phytophagous 
beetle. 
Tyroglyphus carpio (Kram.) described by Karpelles, B. E. Z. 1884, 
pp. 1-14 ; a review of 13 species of the genus Tyroglyphus is added, 
pp. 15-25. T. longisetosus , sp. n., id. t. c., p. 241, on beetles from tropical 
Africa; T. crassipes , p. 218, pi. xv. fig. 1, curtus , p. 219, fig. 7, spp. nn., 
Haller, Arch. f. Nat. 1884, America ; T. queenslancUce, sp. n., Canestrini, 
t. c. p. 721, fig. 3, Queensland, on Cetonia ; T. diversipes , sp.n., Karpelles, 
Bericht naturw, Ver. a. d. k. k. technischen Hochschule Wien, vi. p. 16, 
Vienna, on bread. 
Cheyletus rufus , p. 231, parumsetosus , p. 238, spp. nn., id. B. E. Z. 1884, 
on beetles from tropical Africa; C. laureatus, sp. n., Haller, t. c. p. 234, 
pi. xvi. fig. 9, Germany. 
1885. [vol. xxii.] 
c 15 
