. British naturalist. 176 THE BRITISH NATURALIST. August Ody}ierus spbiipes with its parasites Chrysis bideutata and neglecta, the two first named came out m the foUowmg summer, but neglecta did not appear until 24 June, 1S92. In ^larch I opened one of the cocoons and saw the larva was still alive but much contracted, I then gave the sand, in which were the cocoons, a good watering and left the flower pot with its contents exposed to the weather, at tlie beginning of June 1 removed them indoors and exposed them to the sun, with the result of this treatment I have bred three. âG. C. Bignell, St
. British naturalist. 176 THE BRITISH NATURALIST. August Ody}ierus spbiipes with its parasites Chrysis bideutata and neglecta, the two first named came out m the foUowmg summer, but neglecta did not appear until 24 June, 1S92. In ^larch I opened one of the cocoons and saw the larva was still alive but much contracted, I then gave the sand, in which were the cocoons, a good watering and left the flower pot with its contents exposed to the weather, at tlie beginning of June 1 removed them indoors and exposed them to the sun, with the result of this treatment I have bred three. âG. C. Bignell, Stonehouse, Plymouth. Mollusca. have seen Phasianella pullus, var. blcolor, Monts., from South Wales, collected by Mr. Barrett. This is new to Britain; it is simply a mutation with alternate tvansvcrse broad bands of white and red. In the same lot from South Wales was niut. millepiuictata, described by me in 1887. âT. D. Cockerell, Kingston, Jamaica. A CATALOGUE OE THE SLUGS OF THE BRITISH ISLES,* BY WALTER E. COLLINCxE, ⢠Assistant Demonstrator in Zoology, St. Andrew^s University, and Editor of" Tlie ConcJiolos^; I am constantly being asked by correspondents and malacologists for a list of British Slugs, and to meet this want I liave compiled the followinjig one. During the last five years an increased interest has been taken in the slugs, wdth the result that a number of species have been added to the list as well as numerous varieties. Well-marked and constant specific or generic characteristics are difficult to find in the slugs. Most anatomists are, however, now agreed that general form, coloration, structure of the shell, lingual ribbon, &c., are characters which vary vv4th age and habitat, and for specific or generic distinction are unsatisfactory, thus Simroth, Scharff, Jourdain, Garnault, Pollonera, and others have all decided in favour of differences in the alimentary and generative systems (especially the latter), they being better mark
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