lASSID^ APHIDID^. 
461 
Atkysanus canescens, p. 210, England, cognafus, p. 211, Gt. Britain, 
spp. nn., J. W. Douglas & J. Scott, oj). cit. ix. 
Pediopsis ulmi, sp. n., J. Scott, op. cit. x. p. 129, England. 
FuLGOEIDiE. 
Pyrgoteles, g. n., Gerstacker, 1. c. p. 428. Differs from Aphcena, Guer., 
and Belhina^ St., in its head being much narrower than the prothorax, 
and armed with an elevated slightly recurved process, which is com- 
pressed towards the apex ; and from Prolepta^ Walk., in its carinate and 
more strongly lobed prothorax, &c. Type, Enchophora sicca, Walk. 
Pyrops pustidosus, sp. n., id. I. c. p. 427, pi. xvii. fig. 9, See Jipe. 
Lihurnia (emulator [-trix], p. 238, consanguinea, p. 239, England, J. Scott, 
Ent. M. M. ix. ; L.marshalli, p. 104, lethierrii, p. 105, Corsica, guarama- 
nensis, p. 106, Andalusia, scuteUata, p. 107, England ; id. op. cit. x. : 
spp. nn. 
PSYLLIDiE. 
Trioza flavipennis, Forst. : metamorphosis and economy in connection 
with ■Hieracium pilosella and H. pratense. F. Low, Verh. z.-b. Wien, 
xxiii. pp. 141-143, pi. ii. c, figs. 7 & 8. 
Psylla delarhrcd, sp. n., Puton, Ann. Soc. Ent. Fr. (5) iii. p. 21, 
Lioran (Cantal). 
Aphidid^. 
Aphis. On the simultaneous occurrence of winged and apterous indi- 
viduals ; T. G. Gentry, Canad. Ent. v. pp. 121-123 ; F. Walker, op. cit. 
p. 172. 
Aphis : etymology discussed, W. W. Spicer, Nature, viii. p. 103. 
Aphis and Formica : on their association in America, cf. T. G. Gentry, 
I. c. p. 207. 
Aphis circezandis, sp. n., A. Fitch, " 13th Report on the Insects of the 
State of New York, Agricult. Society for 1869" (Rec. Am. Ent. for 
1871). 
Phylloxera vastatrix. 
T. E. Planchon and J. Lichtenstein have published "Le Phyl- 
loxera de 1854 a 1873 ; Resum6 pratique et scientifique," Montpellier : 
1875, figs. 
Max. Cornu commences a treatise, " Etudes sur la nouvelle maladie de 
la vigne," in No. 6, vol. xxii. of the " Memoires presentes par divers 
savants a F Academic des Sciences," Paris : 1873, pis. 
' Rapports ' have also appeared by Nourrigat, in the publications of the 
Association viticole du Canton de Lunel ; by Charvat and others, Societe 
d' Agriculture de la Drome ; by Trimoulet & De Vitton, in No. 261 (25 
May, 1873) of Journ. d'Agric. et d'hortic. de la Gironde, and by Tri- 
moulet, in Bull. Soc. L. Bord. 1873. 
" Papers respecting the Phylloxera vastatrix or new vine-scourge," 
by Sir C. Murray, Dr. Hooker, and various French authorities ; P. Z. S. 
Vict., 1873, pp. 289-323. Also referred to in Nature, vii. (1872) 
i p. 131. 
