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Show IV Page ANGAS, G E O R G E F R E N C H , C.M.Z.S., F.L.S., F.R.G.S., &c. Description of a New Species of Helix from South Australia 257 BAIRD, Prof. SPENCER F., F.M.Z.S. Letter from, relating to a drawing of a young Californian Vulture (Cathartes californianus) 183 BAIRD, WILLIAM, M.D., F.R.S., F.L.S., &c. Description of a New Species of Ascaris found in the Stomach of the Walrus "' Monograph of the Species of Worms belonging to the Subclass Gephyrea ; with a Notice of such species as are contained in the Collection of the British Museum. (Plates IX., X., XI.) 76 Description of a New Species of Sclerostoma from the Stomach of the African Elephant (Loxodonta africana). . . . 262 BARRON, CHARLES, Curator of the Haslar Museum, and MACDONALD, J. D., M.D., F.R.S. On a Supposed New Species of Galeocerdo from the Southern Seas. (Plate XXXII.) 368 Notes on Heptranchus indicus, chiefly as regards Sexual Characters. With drawings from nature by Dr. Macdonald. (Plate XXXIII.) 371 BARTLETT, A. D., Superintendent of the Society's Gardens. Notes on the Breeding of several Species of Birds in the Society's Gardens during the year 1867. (Plate XII.) .... 114 On the Incubation of the Apteryx 329 Notes upon the Birth of a Ringed Seal in the Society's Gardens 402 BATE, C. SPENCE, F.R.S. On a New Genus, with four New Species, of Freshwater Prawns. (Plates X X X . & XXXI.) 363 |