coccm^E. 
Ins. 237 
CoCCIDiE. 
Market J j, W. M. Further Notes on New Zealand Coccidcc. Tr. N. Z. 
Inst. xii. pp. 291-301, pi. vii. 
The genera Asterochiton and Poimllia must be removed from the Coc- 
cidm to the A leurodidoi. A list of the New Zealand species of both 
families is appended to the paper. 
Smith, E. A. Biological and other notes on Pscudococcus aceris. N. Am. 
Ent. i. pp. 73-87, pi. vi. 
Discusses the natural history of the insect in all stages. 
Stillman, J. W. On the origin of the lac. Am. Nat. xiv. pp. 782- 
787. 
The gum appears to be an elaboration of the insect itself, rather than 
an exudation from the plant in consequence of the insect’s attacks. 
Ceroplastes rusci^ Linn., injurious to the fig, may be destroyed by 
making incisions iu the trunk and large branches of the tree ; Gennadius, 
0. R. xci. pp. 914-916. Injurious to orange ; Aslimead, Canad. Ent. xii. 
pp. 252-254, fig. 25. 
Aspidiotus concliiformis noticed and figured; Rep. E. Soc. Ont. 1878, 
pp. 31 & 32, figs. 11 & 12. 
Lecaniuin tulipiferoij Cook, redescribed by him ; Rep. E. Soc. Out. 1878, 
pp. 20 & 21, woodcuts. 
Dorthesia chiton^ Zett. On its occurrence in Greenland, Ireland, and 
Scotland ; Hart, Ent. xiii. p. 284. D. characias, West w., noticed ; Riley, 
Am. Ent. iii. p. 20. 
Orthezia. An undetermined larva, apparently belonging to this genus, 
described ; G. Haller, MT. schw. ent. Ges. vii. pp. 6-11. 0. urticcs and 
signoreti discussed; F. Buchanan White, Ent. xiii. pp. 394-396. 
New genera and sjJecies : — 
Poliaspis, Maskell, Tr. N. Z. Inst. xii. p. 293. Differs from Leucasjns 
by its fringed abdomen ; type, P. media, sp. n., Z. c. pi. vii. figs. 3-5, New 
Zealand. 
Coelostoma, id.- Z. c. p. 294. Monophlebidos\ adult ? with 11-joiuted 
antennae ; anal tubercles obsolete ; mentum, rostrum, and buccal setae 
absent, but an oesophagal opening present. Type, C. zealandiciim, sp. n., 
Z. c. pi. vii. figs. 6-13, New Zealand. 
Planchonia hederce, Lichtenstein, Bull. Soc. Ent. Fr. (5) x. p. xlv. 
France. 
Coccus comari, Kiinow, Ent. Nachr. vi. p. 46, Konigsberg (c/. also 
Douglas, Ent. M. M. xvii. p. 90). 
Eriococcus hohericc, Maskell, Tr. N. Z. Inst. xii. p. 208, pi. vii. figs. 14- 
20, New Zealand. 
Mytilaspis pliymatodidis and metrosideri, id. Z. c. pp. 292 & 293, pi. vii. 
figs. 1 & 2, New Zealand. 
Pulvinaria innumerahilis, Putnam, P. Davenp. Ac. ii. pp. 203-346, 
United States. 
