APHIDID 2 E, COCClDiE. Ins. 297 
Forda viridana , Buckton, l. c. p. 85, pi. cxxvii. figs. 1 & 2, Northum- 
berland. 
Tychea eragrostidis, id. 1. c. p. 89, pi. cxxviii. figs. 5 & 6, Britain. 
Endeis formicina , Cheviot, figs. 1 & pellucida, figs. 2 & 4, p. 91, and 
carnosa (? = bella, Koch), figs. 5-8, Beckenham, p. 92, id. 1. c. 
pi. cxxix. 
Rhizobius poas, pi. cxxix. figs. 9-14, Northumberland, p. 93, and jujubas, 
India (N.W. Provinces), p. 181, id. 1. c. 
CoCCIDiE. 
Blanchard, R. Les Coccides Utiles. Meulan : 1883, pp. 116. 
[Not seen by Recorder; noticed in Am. Nat. xvii. p. 1177.] 
CoLViiiE, P. Nuevos Estudios sobre algunos insectos de la familia de los 
Ooccidos. Valencia: 1882. (Cf. Wien. ent. Z. ii. p. 43.) 
The first part includes descriptions of 6 species, 3 of which, Eriococcus 
araucarias , Leucaspis laswi, and Aspidiotus oleastri, are described as 
new. 
Comstock, J. H. Secoud Report on Scale-Insects, including a mono- 
graph of the subfamily Diaspinas of the family Coccidas, and a list, 
with notes, of the other species of Scale-Insects found in North 
America. 2nd Rep. Dep. Ent. Cornell Univ. Stat. pp. 47-143, 
pis. i.-iv. & woodcuts. (Cf. Wien. ent. Z. ii. pp. 257 & 258.) 
168 species are enumerated. The following synonymy occurs i-rAspi- 
diotus aurantii , Mask. (= citri, Comst.), genistas, Westw. (= ulicis, Sign.), 
Diaspis ostrciformis, Curt. (= circularis , Fitch), calyptroides , Costa (= 
Aspidiotus echinocacti , Sign.), Chionaspis fur/urus, Fitch (= cerasi , Fitch, 
and liarrisi , Walsh), salicis , Linn. (= fraxini , Sign., and Aspidiotus 
salicis-nigras , Walsh), Uhleria fiorinias, Targ.-Tozz. (= Fiorinia pellucida, 
Targ.-Tozz., and Chermes arecas , Boisd.), gigas, Mask. (= F. astelias , 
Mask.), Parlatoria pergandii, Comst., and var. camelias described (p. 114, 
pi. ii. fig. 4), proteus , Curt. (= orbicularis , Targ.-Tozz.), zizyphi , Luc. 
(= Kerrnes aurantii, Boisd., and P. lucasi, Targ.-Tozz.), Mytilaspis po~ 
moruni , Bouehe (= Aspidiotus conchiformis , auct., pyrus-malus, Kenn., 
juglandis, Fitch, and Mytilaspis pomicorticis , Riley), Mylilaspis abietis , 
Schrank (= arborum and pineti, Schrank), conchiformis, Gmel. (= Dias - 
pis linearis, Costa), Aonidia lauri, Bouehe (= purpurea , Targ.-Tozz.), 
Leucaspis pini, Hart. (= Candida, Targ.-Tozz.), Dactylopius adonidum, 
auct. (= Lecanium phyllococcus , Ashm.), Pulvinaria innumerabilis , 
Ruthv. (= Lecanium acericorticis, acericola , and machiras , Walsh & 
Riley). , 
Low, F. Der Schild der Diaspiden. Verh. z.-b. Wien, xxxii. pp. 
513-522. 
After discussing the structure of the shield in both sexes, the writer 
characterizes the subfamily Diaspidce, and adds a table of genera. 
1883. [vol. xx.] c 20 
