1V CONTENTS. 
Page 
XIV. Descriptions of Seventeen new Terrestrial Mollusks from 
South or Central Africa, in the Collection of Edgar L. Layard, Esq. 
By James Cosmo Metvi1t, M.A., F.L.S., and Joun Henry Pon- 
SONBY, EVZ.S.. (PlatesslviVile) secret « tela os a ie eit m= eco se ae 87 
XV. On the Skeleton of a Chimeeroid Fish (Ischyodus) from the 
Oxford Clay of Christian Malford, Wiltshire. By A. SmirH Woop- 
WARD, EUGiSe atic nse 6 Sein t eta sitelogo eras wetee puke inert 94 
XVI. Descriptions of new Species of Eratina from Tropical South 
Americn, By Hunprer Daven, RILS. Ge... ...0.-..s+es sons 97 
New Book :—Les Coquilles Marines des Cétes de France. Par 
ACR NOUN DMO CARD create tens aisere taste Miieyareteee ta ielelon ta leret see 107 
A Multicellular Infusorian-like Animal, by Prof. Johannes Frenzel, 
of Cordova (Argentine Republic) ; On the Growth of the Shell 
in Helix aspersa, by M. Moynier de Villepoix .......... 109—11% 
NUMBER L. 
XVI. The Earthworms of the Vienna Museum. By Frank E. 
Bepnann, MCAS aR SH (Plate VT) ci. ci yerteisiniees «piece aan 113 
XVIII. The Lystanassides of the ‘ British Sessile-eyed Crustacea,’ 
Bate and Westwood. By ALFRED O. WALKER .............+-: 134 
XIX. On the Occurrence of the Genus Equisetum (£. Hemingwayt, 
Kidston) in the Yorkshire Coal-measures. By Roprerr Kipsron, 
AE AER c5 sepa hs oteredetocciinjoae. aleacyoWinveivucloseue eferayeleceier toe keuened-t lett 158 
XX. Description of a new Frog from Burma. By G. A. 
IBOULENGER, CE latowiX.)) os, oc aats sos, ola e te toveene evsua eaciev pe telereeae 141 
XXI. Note on Towotes microlepis, Gthy., and Toxotes microlepis, 
Blyth. By G. A. BOULENGER. 6.0... cee eee teen eee eee e renee 145 
XXII. On Strauch’s Triton longipes. By G. A. BouLENGER.... 144 
XXIII. Note on the Gibbon of the Island of Hainan (Hylobates 
hainanus, sp. n.). By OLDFIELD THOMAS ..........0...2-0.000: 145 
XXIV. Diagnosis of a new Subspecies of Hare from the Corea. 
By OLDFIELD THOMAS ......... ec eset eee e tees re ree eeees 146 
XXV. Description of a new Species of Merzones from Palestine. 
By OLDEIRLD THOMAS). 5. <c.cc, queer ocrereteiciicir = cites lela arte 147 
XXVI. The Polyzoa of the St. Lawrence: a Study of Arctic 
Forms. By the Rey. Tuomas Hincxs, B.A., F.R.S. (Plate VIIL) 149 
XXVII. On the Development of Dretssena polymorpha, Pallas. 
By Dr. EUGEN KORSCHELT ...........0- 26 5st ecsse ee ceeeseees 157 
XXVIII. Remarks on Australian Slugs. By C. HEDLEY, F.LS., 
Assistant in Zoology to the Australian Museum ................ 169 
XXIX. Descriptions of new Genera and Species of Pyralide con- 
tained in the British-Museum Collection. By W. Warren, M.A,, 
EE ESe) coins SaleteGlajaientas s/s1arele ec stare sss, ae Olle gee creme te coecan 172 
