Il8 PBOCEEDINQS or THE 



Mr. J. G. Baker made remarks on an exhibition by Mr. W. T. 

 Thiseltou Dyer of Darwin's Potato (Solanum Mar/lia) grown at 

 Kew, the weight of twelve tubers being 28 oz. ; also the Papa de 

 Oso, Bear's Potato {Solanum tuberosum, var.), grown out of doors 

 from tubers received from Dr. Ernst of Caracas, who obtained 

 them from Merida, where they are found wild. 



The following papers were read : — 



1. "Contributions to the Flora of the Peruvian Andes." By 

 John Ball, P.L.S. 



2. " Monograph of Recent Brachiopoda." By Thos. Davidson, 

 F.L.S. 



November 19th, 1885. 



Professor H. IS. Moselet, F.E.S., afterwards Mr. Fbaij^k Ceisp, 

 Vice-President, in the Chair. 



The IVIinutes of the last Meeting were read and confirmed. 



Mr. A. D. Michael exhibited and described the remarkable 

 nymphal stage of Tegeocranns ceplieAformis, a species belonging 

 to the family Oribatida', which he had lately discovered for the 

 first time in England. The whole life-history of this animal he 

 has succeeded in tracing, having iu the first instance been led to 

 the correct result by dissecting the already fully-formed imago 

 out of the inert nymph. The creature in its nymphal stage is an 

 exceedingly strange and beautiful one, carrying on its back as 

 concentric shields the dorsal portions of all its cast skius ; these 

 are bordered by a series of singular projections, each having a 

 roseleaf-like cuticular process of transparent membrane, with 

 chitinous nervures. The drawing of the nymph was first sent to 

 Mr. Michael two years ago by Herr Pappe of Bremen. 



Mr. Charles Stewart showed, under the microscope, the pre- 

 sumed stridulating apparatus of a species of Sphcer other kim from 

 Borneo, which, however, possessed certain structural modifica- 

 tions diflfering from those described by Mr. G. C. Bourne. 



The Secretary drew the notice of the Fellows to several port- 

 folios of British Alga? and Mosses, and of British and Australian 

 Ferns, Alga?, and Zoophytes, which had been prepared by Mr. F. 

 "\V. Smith of Falmouth. 



Dr. J. Murie exhibited and made remarks on the caudal end 

 of the spine of a Haddock, w^hich showed an arched deformity, 

 partly recalliug what is recorded of the Humpbacked Cod 

 (Morrh ua viacrocephala) . 



Mr. G. J. Fookes called attention to some twin Apples of tera- 

 tological interest. These were obtained from a tree 80 years 

 old growing at Shepherd's Bush. Last year the tree vvas almost 

 barren, but this season produced abundance of twin fruit, much 



