LIST OF PUBLICATIONS. 
465 
Grimm, Os, v. Zur Embryologie von Phthirius pubis (mit einer 
Tafel). Bull. Vet. xiV. pp. 513-517 (1869). 
Meyer-Dur, — . Zwei neue Capsiden nebst Bemerkungen tiber 
die Gruppe der griinen Lygus-Arten. Mittb. schweiz. ent. 
Ges. iii. pp. 206-210. 
OscHANiN, B. Hemipteres de Siberie. Soc. Imp. amat. Sci. 
nat. Moscou. 
[The Recorder has not seen this.] 
Packard, A. S., Junr. Certain parasitic Insects. Amer. Nat. 
vol. iv. pp. 83-99. 
An interesting paper, with numerous woodcuts, illustrating 
both groups of lice in diflPerent stages of development, viz. 
Pediadi and Mallophaga, and which Packard thinks should 
be considered as families of Hemiptera, though degraded and 
at the base of the Hemipterous series.'^ 
Ritzema, M. De Porigine et du developpement du Periphyllus 
testudo. Verb. Akad. Amst. 29 January, 1870. [A work 
the Recorder has not been able to see.] 
For the pith of this paper, showing that Periphyllus testudo is 
only a special larval form of Aphis aceris, see Signoret, Ann. 
Soc. Ent. Fr. (4) x. Bull. p. Ixxi. 
SciiioDTE, J. C. Fortcgnelse over de i Danmark levende Taeger. 
Nat. Tids. vi. (1869) pp. 161-231. 
A list, with copious references to authorities, of Danish 
Heteroptera. Two new species of Nabis are deseribed in it. 
Scott, John. Neue europaisehe Hemiptera. S. E. Z. 1870, 
pp. 98-101. 
. Zwei neue Arten der Gattung Phymata. L. c. pp. 102- 
103. 
. On certain British Hemiptera- Horn optera. Ent. M. M. 
vol. vii. pp. 22-29, 67-75, 118-123, & 146-148. 
This paper contains a revision of the families Delphacid<s and 
CixiidcBj with descriptions of several new species, 
Signoret, V. Essai sur les Cochenilles ou Gallinseetes 
(Homopteres — Coceides) . Ann. Soc. Ent. Fr. (4) x. pp. 91- 
110 et 267-286, pis. 6 & 7. 
Stal, C. Die amerikanisehen Fulgoriden-Gattungen. S. E. Z. 
1870, pp. 255-258 & 282-294. 
In this paper no less than 40 genera are eharacterized, many 
apparently new, though the author gives no key to them. Un- 
fortunately also in no single instance is there any type given j 
