474 ZOOLOGICAL LITEllATURE. 
SiQNORET, V. Essai sur les Cochenilles on Gallinsectes. 4® 
partie. Ibid. pp. 109-138, plates 5 & 6. 
Contains descriptions of the species of the subfamily Di- 
aspides, with a description of the general characters of that 
group. 
. Essai sur les Cochenilles. 5® partie. Ibid. pp. 431-452, 
plate 9. 
. Phylloxera vastatrix, Hemiptere- Homopt^re de' la famille 
des Aphidiens, cause pretendue de la maladie actuelle de la 
Vigne. Ibid. pp. 549-596, plate 10. 
Stal, C. Analecta hemipterologica. Berliner entom. Zeit- 
schr. Band xiii. pp. 225-242. 
. Hemiptera Fabriciana. Fabricianska Hemipterarter, 
efter de i Kopenhamn och Kiel forvarade Typexemplaren 
granskade och beskrifne. II. Kongl. Svenska Vetensk.- 
Akad. Handl. Band viii. pp. 1-130 (1869). 
This is the seeond and concluding part of Stales identifica- 
tions of Fabrician Rhynchota from the type specimens. It 
includes the Homoptera. 
. Bidrag till Membracidernas kiinnedom. CEfvers. Kongl. 
Vet.-Akad. Forh. xxvi. pp. 231-300 (1869). 
Targioni-Tozzetti, a. Introduzione alia seconda memoria per 
gli studj sulle Cocciniglie, e catalogo dei generi e delle specie 
della famiglia dei Coccidi. Atti Soc. Ital. Sci. Nat. vol. xi. 
pp. 694-738. 
. Studj sulle Cocciniglie. Memorie Soc. Ital. Sci. Nat. 
tomo hi. no. 3, pp. 87, with 7 plates (1867). 
This memoir, which the recorder has only seen this year, is 
devoted to the description of the general characters, anatomical 
structure, and physiology of the Coccidse. 
. Sopra due generi di Cocciniglie [Coccidce) e sui criteri 
della loro Definizione. Bull. Soe. Ent. Ital. i. pp. 257-267, 
plates 5 & 6. 
VoLLENHOVEN, S. C. Snellen VAN. De Inlandsche Ilemi- 
pteren beschreven eu- meerendeels afgebeeld. Eerste Stuk. 
Tijdschr. voor Entom. 2^^® ser. Deel hi. pp. 129-172, plates 
5 & 6 (1867 ?). 
This is the first part of a systematic description of the Dutch 
Hemiptera. It includes the species of Seutata, preceded by a 
general classification. 
. De Inlandsche Hemipteren. Tweede Stuk. Tijdschr. 
voor Entom. 2*^® ser. Deel iv. pp. 49-74, plates I & 2. 
This part includes the descriptions of the Dutch Supericornia 
and Csecigenia. 
