SOCIETIES. 119 
MexramorpuHosis or Nepria BREvicoLLIs.——Mr. Main, an observation 
cage with the burrow of the beetle Nebria brevicollis, and remarked on ~ 
the abundance of the small mounds of débris from such excavations 
after the last frost. 
ABERRATIONS OF CoccrneLLIps.—Mr. Ashdown, a long series of 
aberrations of Coccinella hicroglyphica taken in Surrey in 1917, and a 
curious old book with coloured plates entitled ‘“ Dialogues of Entomo- 
logy,” 1819. 
An Harty Enromorocican Boox.—Mr. R. Adkin, a copy of Merrit’s 
“ Pinax,”’ 1667, one of the first books on the whole of the British fauna. 
An Arrican Locust.—Mr. West, the locust Schistocera peregrina 
found on a ship from W. Africa. 
Variation iN HprnepHELE Lycaon.—Mr. Hy. J. Turner, specimens 
of Hpinephele lycaon, form Lupinus, from Cyprus, with typical specimens 
from the H'rench Alps for comparison. 
VARIATION IN MALES oF AGRIADES THETIS.—Mr. B, Adkin, a series of 
the males of Agriades thetis (bellargus) showimg gradation in colour 
development, including a clouded example on which the patches seemed 
to be formed of scales curled up, when it was looked at obliquely. 
THs CHARUS GROUP OF THE GENUS Papinio.—The President, various 
species and forms of the helenus group of the genus Papilio, which 
Moore has called the sub-genus Charus, including P. chaon, P. helenus, 
P. fuscus (severus), P. iswara, ete. « 
A Discussion.—A short discussion took place on the “ Introduction 
of non-indigenous species into the country.” 
February 28th, 1918.—Exauisirion or Lantern Suiipes.—The Pre- 
sident exhibited slides showing the varied forms of antenna, wing 
venation, androconial scales, and other anatomical details of insect 
structure, and a slide illustrative of “ Pedogenesis”” in Miastor, a 
Cecidomyiid (Dip.) 
Mr. Dennis, slides showing various devices of plants for seed dis- 
tribution and of enlarged flowers to show the details of Moral structure. 
Mr. Bunnett, slides of most of the British Orchidaceae, and of the 
pollinia of several species. 
An Hnromotocrcan Boox.—Mr. H. J: Turner, a copy of Capt. 
Browne’s “ Butterflies, Sphinges, and Moths,” 1832, and called attention 
to the crude shape and colour of the figures. 
Hixurpir or Cryprocams.—Mr, Bunnett, living clusters of the 
Cryptogams, Jungermannia bidentata and Aulocomnium androgynum, 
and from the London district the golden saxifrage, Chrysosplenium 
| alternatifolium. 
. March 14th.—Racrat Varration ry C. epusa.—Mr. Turner exhibited 
1 Colias edusa var. helice from Cyprus and Spain, including an inter- 
- mediate form. 
¥ GnopHos anp Setina.— Mr. Edwards, a long varied series of Gnophos 
_ glaucinaria from Macugnaga, and several species of Setina (Kndrosa), 
8. irrorella, 8S. aurita, and S. kuhlweint, some having confluent 
- markings. 
Licur rorms or H, wuricats.—Mr. Barnett, a short series of Hyria 
 muricata from Guildford, much lighter than the northern form. 
N. BREVICOLLIS AND 1Ts parastrE.—Mr. K. G. Blair, the larva of the 
 Coleopteron Nebria brevicollis pavasitised by a Proctotrupid. The 
