160 



M I C E O S C P I C A L SECTION. 



Meeting, December IGtli, 1861. 



E. W. BiNNEY, F.R.S., F.G.S., in the Chair. 



Dr. Edward Morgan was elected a member of the Section. 



Dr. Wallich kindly presented to the Section for mounting 

 several specimens of material, from his private collection, 

 containing Biddulphia of various kinds, and other diatomaceae, 

 from Guernsey, St. Helena, &c. 



Mr. Thomas H. Nevill presented to the Section eight 

 slides, mounted from the specimens of Soundings, No. 131, 

 taken in Lat. 51° 48^ N., Long. 7° 8^ W., oiF the south coast of 

 Ireland, in 40 fathoms, presented by Captain Moodie, of the 

 R.M.S.S. " Canada." Mr. Nevill reported that the specimen 

 contained Entosolenia Marginata, Entosolenia Squamosa, 

 Lagena Vulgaris, Textularia, Kotolina, Miliolina. Numerous 

 spines and plates of Echini ; calcareous prisms from shells, 

 &c., &c., all water-worn. The sand is composed of about 

 half calcareous and half silicious material. 



Mr. Latham proposed that the subject for discussion, at 

 the next meeting, should be '' On the Cause of the Metallic 

 Lustre on the Wings of the Lepidoptera, both Diurnal and 

 Nocturnal," which was agreed to. Mr. Latham also reported 

 upon the Ovum presented at the last meeting by Mr. Leigh. 

 Mr. Latham presented to the Section a slide, mounted with a 

 portion of the elytra of the Platyomus subcostatus, from 

 Venezuela ; also, an oak spangle with stellate hairs. 



Mr. BiNNEY exhibited mounted specimens of Fossil wood, 

 from Standish, near Wigan; Trigonocarpon oliviforme, 

 from the lower Lancashire coal bed ; and the palate of the 

 Psammodus porosus, from the mountain limestone, county 

 Armagh. 



