iv CONTENTS. 
VIII. On the Occurrence ofan Intestinal Worm in an Acaleph. By 
Page 
M. Sars. (With a Plate.) ........ Suinainms okemoauslsnaan ace neues spmeame ream 88 
IX. A List of the scarcer amongst the Lichens which are found in 
the neighbourhood of Oswestry and Ludlow, with occasional observa- 
tions upon some of them. By the Rev. T. SanwEy  ciseeceseseeeseeee see 90 
A. Reply to some Observations of Prof. A. Wagner on the genus 
Maulodon. By Prof Owen, FRSC) .3i5.nawenes<aassansoedasecedsoneeters 100 
Xi. List of Birds found in the vicinity of Tunis and Biserta, from 
observations made during a month’s visit from April 21st to May 21st 
1845. By H. M. Drumonp, 42nd R.H. ......... see vveceedude steve besene LOZ 
XH. On the British Diatomacee. By Joun Ratrs, Esq., M.R.C. s., 
Penzance; -- -(With:a Plate.) . .weswssswowss aefivdor duaetteveentihee fe dele s eaisns 109 
XIII. Botanical Notices from Spain. By Moritz WittkomM ...... 1}3 
Proceedings of the British Association for the Advancement of Sci- 
ence—Meeting held at Cambridge; Royal Society ; Geological 
Society ; Asiatic Society ; Botanical Society of Edinburgh... 128—140 
Ranunculus Lenormandi, F. W. Schultz; Carex montana, Linn. ; Mi- 
grations of Salmon; On the Spores of some Algez, by M. Gustave 
Thuret; On the Extinct Mammals of Australia, with Additional 
Observations on the genus Dinornis of New Zealand, by Prof. 
Owen; Meteorological Observations and Table...........+ --» L41—144 
NUMBER CIV. 
XIV. On the Anatomy of cteon, with remarks on the Order 
Phlebenterata of M. de Quatrefages. By Geo. J. Atuman, M.B., 
F.R.-C.S., M.R.I.A., Professor of Botany in Trinity College, Dublin, 
late Demonstrator of Anatomy T.C.D. (With three Plates.) ......... 
XV. Description of a new genus of Night Lizards from Belize. By 
Deki. Gee, LSQagn bi dvas Oks) <nonwckuensdstnhommenectvenacieeeneosiinese ateeean 
XVI. The Arctic Expedition under the command of Sir Joun 
BANK LIN» Gch scorn wicaeraeenacasowe cannes anoastodeaaseoneoeene eseacnncensncoienee 163 
XVII. Observations on some Plants obtained from the shores of 
Davis’ Straits. By Wit1iam Setzer, M.D., Fellow of the Royal Col- 
lege of Physicians, Edinburgh .......0.ccssssscccsecccseseeeseeecsseeeessseres 
XVIII. Hore Zoologice. By Sir W. Jarpine, Batt F.R.S.E. & 
Fabs. JC With two Plates.) <.cscsere status sean webaesendmeccneatat aes ee nena 
XIX. Descriptions of new or imperfectly described Diurnal Lepi- 
doptera. By Epwarp Douszepay, Esq., Assistant in the Zoological 
Department of the British Museums. Pals.S. Ses. cto: okcasebcnctvece 176 
XX. On the Development of the Annelides. By M. Sars. (With 
a Plate.) ...s0 Pe ee errr coe Cone mermceudeles ey beens oR oa oc nd one 
1838 
XXI. Botanical Notices from Spain. By Monivz Winikomm...... 189 
