60 



over the insect. The soluble matter is then absorbed by the 

 plant, the leaf uncurls, and the debris, wing parts, chitin, etc., 

 blow away. The plant is easily grown from seed. He also showed 

 the Common Butterwort, /-•. nihian's, with a very pale flower, from 

 Beeston Bog, Cromer. 



Mr. Main exhibited various species of Mosquitoes, includ- 

 ing Anojihelcs bifiircatiin, T/ienbaldia annnlata and T. viorsitans', 

 Oclderobatiis dorsalis, <>. nenKirosKH and 0. lateralis, with a series of 

 preserved larvie. He also showed a cage he had used successfully 

 for the experimental breeding of mosquitoes. 



Mr. Dennis, on behalf of Mr. R. S. Bagnall, exhibited several 

 microscopical preparations of Protura, including two species of 

 Aceroitouiou, A. doderoi, Silv., from Kent, and A. affinis, Bagn., 

 from County Durham. A collection of Symphyla made by Mr. W. 

 Ruskin Butterfield, including Scntiyerella iiinintciilata, Newp., S. 

 hiscutata, Bagn., S. i^pinipes, Bagn., Scnlopendrellupis siibuiida, Hans., 

 Syiiiplnjlelia vitl(/aiu, Jians., S. jacksnui, Bagn., S. horrida, Bagn., 

 S. viiniitissiiiia, Bagn., iS. delicatida, Bagn. Also Sijinplii/ldla diinel- 

 vieufiis, Bagn., taken in Durham County. 



MAY 27th, 1920. 

 Exhibition of Living Objects. 



Mr. A. W. Richardson, of Southall, was elected a member. 



Mr. Hugh Main exhibited a specimen of the Californian Hes- 

 periid Epan/i/reHs titi/nts bred from a pupa sent to him by Miss 

 Fountaine. He also showed Adscita statices, the larvas of a species 

 of oil-beetle f Melo'e), and imagines andlarvse of GalenicdUi Uneola 

 (Col.), all from Eastbourne. 



Mr. Blair exhibited the wasp (>di/)iertis pictiis, males and females, 

 with the cells from which they had emerged. The cells were 

 affixed to the sides of a large stone at Shanklin, I. of Wight. This 

 Hymenopteron stocks its nest with larvae of beetles. He also showed 

 !Siphlt(nis aiiiuitiis, Eaton, J and J and larva?, a rare Ephemerid 

 described by the Rev. A. E. Eaton in 1870 on ^ examples from 

 Killarney and Hampstead, the ? being then unknown. Its redis- 

 covery not far from the original Middlesex locality is interesting. 

 Also Cassida eqiicstrix, F., beetles and egg-clusters on water-mint, 

 from the canal side near Denham. 



Mr. L. W. Newman exhibited ab. radiata-lutea of Abraxas 



