iv CONTENTS. 



Page 

 XV. Plankton Studies. — II. On Pleodorina illinotsensis, a new 

 Species from the Plankton of the Illinois River. By 0. A. Kofoid, 

 Ph.D. (Plates V. & VI.) 139 



New Book : — Catalogue of the Lepidoptera Phalaena? in the British 

 Museum. Volume II. Catalogue of the Aretiadce (Nolinte, 

 Lithosiance) in the Collection of the British Museum. By Sir 

 George F. Hampson, Bart 157 



On the 'Anklindung eines sy^teinatischen Werkes von dem Schmet- 

 terlingen der Wienergegend ' of Schiffermiiller and Denis, by 

 Louis B. Prout, F.E.S. ; Abundance of the Greater Siil-Smelt 

 (Argentina sihcs, Ascan ) on the Market of Boston, Lincoln- 

 shire, by G. A. Boulenger, F.R.S 158, 160 



NUMBER XXXII. 



XVI. Note on Diptera from South Africa (Tabanidte and Asilidcc). 



By Miss Gertrude Ricardo 161 



XVII. Note on a Hermaphrodite Frog. By R. C. Punnett, 



B. A. (Plate IX.) 179 



XVIII. Descriptions of new Batrachians and Reptiles collected bv 

 Mr. P. O. Simons in Peru. By G. A. Boulenger, F.R.S ". 181 



XIX. Descriptions of new Batrachi ms and Reptiles from the Lari.it 

 Hills, Perak. By G. A. Boulenger, F.R.S 180 



XX. Description of a new Lizard from Jamaica. By G. A. 

 Boulenger, F.R.S .' 193 



XXI. Description of a new Lizard from Biitish East Africa. By 



G. A. Boulenger, F.R.S 194 



XXII. On a new Species of the Genus Alepas [A. Lankesteri), 

 from the Collection of the British Museum. By A. Gruvel, Charge 



de Cours a la Faculte" des Sciences de Bordeaux. (Plate VIII.) . . 195 



XXIII. Two Spiders new to the British Fauna. By George H. 

 Carpenter, B.Sc. Lond., of the Science and Art Museum, Dublin. 199 



XXIV. An undescribed Type of Rusiue Deer. By R. Lydekker. 204 



XXV. On Two English Millipedes (lulus londinensis, Leach, and 

 lulus teutonicus, sp. n.). By R. I. Pocock 206 



XXVI. Descriptions of Two Species of Ci/prcea, both of the Sub- 

 genus Trivia, Gra}'. By James Cosmo Melvill, M.A., F.L.S. . . 207 



XXVII. Description of a new Species of Papilio from Bwool, 

 North Celebes. By II. Grose-Smith, FES., F.Z.S., Sec. 210 



XXVIII. Notes on the Collection of African Phasgonurida formed 

 by Mr. VV. L. Distant in the Transvaal &e. } with Descriptions of 

 Two new Species. By W. F. Kihby, F.L.S., F.E.S., &c 



211 



