CONTENTS. 



Transactions op the Society — 



PAGE 



I. — Fresh-water Algse (including Chlorophyllous Protophyta) 

 of the English Lake District. II. With descriptions of a 

 new genus and five new species. By Alfred W. Bennett, 

 F.K.M.S., F.L.S., Lecturer on Botany at St. Thomas's 

 Hospital. (Plate I.) Parti 1 



II. — Note on Micrasterias americana, Ealfs, and its Varieties. By 



W. M. Maskell, F.R.M.S. (Plate II.) „ 7 



III. — Note on the Minute Structure of Pelornyxa palustris. By 



G. Gulliver „ 11 



IV. — On the Type of a new order of Fungi. By George Massee, 



F.R.M.S. (Plate IV.) Part 2 173 



V. — The President's Address. By the Rev. W. H. Dallinger, 



LL.D., F.R.S., F.L.S., &c „ 177 



' VI. — A Revision of the Genus Aulacodiscus, Ehrb. By John 



Rattray, MA. , B.Sc, F.R.S.E. (Plates V., VI., and VII.).. Part 3 337 



VII.— The Foraminifera of the Red Chalk. By H. W. Burrows, 



C. Davies Sherborn, and Rev. G. Bailey „ 383 



VIII. — Additions to the Knowledge of the Carboniferous Foramini- 

 fera. By the Rev. Walter Howchin, F.G.S. (Plates VIII. 

 and IX.) Tart 4 533 



IX. — Note on the Reproductive Condition of Orbitolites complanata, 



var. laciniata. By Henry B. Brady, F.R.S. (Plate X.) .. Part 5 693 



X. — Notices of New Infusoria Flagellata from American Fresh 



Waters. By Alfred C. Stokes, M.D. (Plate XI.) .... „ 698 



XL — A Revision of the Genus Auliscus, Ehrb, and of some allied 

 Genera. By John Rattray, M.A., B.Sc, F.R.S. (Plates 

 XII-XVI.) Part 6 861 



XII. — Note on the Large Size of the Spicules of Acis Orientalis. By 



F. Jeffrey Bell, M.A., Sec, R.M.S „ 921 



Summary of Current Researches relating to Zoology and Botany (princi- 

 pally Invertebrata and Cryptogamia), Microscopy, &c, including Original 

 Communications from Fellows and Others.* 13, 186, 386, 546, 705, 923. 



ZOOLOGY. 



A. — Vertebrata : — Embryology, Histology, and General. 



a. Embryology. 



PAGE 



Leydig, F.— Animal Ovum Parti 13 



Carint, A. — Maturity of the Ovum „ 15 



Schu ltze. O.—Axis of Frog Ovum , 15 



Kaczander, J. — Relation of Medullary Canal and Primitive Streak .... „ 15 



* In order to make the classification complete, (1) the papers printed in the 

 ' Transactions,' (2) the abstracts of the ' Bibliography,' and (3) the notes printed in 

 the "Proceedings' are included here. 



