CONTENTS, | Vil 
Page 
Examination of the most recent Works on this class of Worms. By 
RP on PIE BON Eg COREE DEES TEPETE OPT E ECEPTT TEP DLEE EPEC POTEET OEE Cr 337 
XLV. On the Campodee, a Family of Thysanura. By Dr. Fr. 
MEINERT «.....-000. PMR RAIS C aA ietesutncaswnscgacecers sbehecicesccscnncneds 361 
New Books :—British Conchology. Vol. IV. Marine Shells, in con- 
tinuation of the Gastropoda as far as the Bulla Family, by John 
Gwyn Jeffreys, F.R.S., F.G.S., &e.—Mind in Nature; or, the 
Origin of Life and the Mode of Development of Animals, by 
Henry James-Clark, A.B., B.S., Adjunct Professor of Zoology in 
Harvard University, Cambridge, Mass., &€. .....+..eseeceeees 378—382 
On the Organization of Cryptoprocta ferox, by MM. A. Milne-Ed- 
wards and A. Grandidier; A way to determine Trichopterous 
Pupe, by A. E. Eaton, Trin. Coll. Cam.; On the Spontaneous 
Movements of the Leaves of Colocasia esculenta (Schott), and 
on the Ejection of Water from them in a continuous Jet, by M. 
Musset; On two new forms of Plants parasitic on Man (Asper- 
gillus flavescens and A. nigricans, by Robert Wreden; The 
Theory of the Skeleton, by Mr. H. Spencer.................. 382—388 
NUMBER CXxX. 
XLVI. Observations on the Aériferous Vesicles of the Utricularie. 
RN NEEDLE MOT i 03505 ce ceasin ces stn cancestesssosuccsasesecctchoneses 389 
XLVII. Descriptions of new or little-known Species of Asiatic 
Lepidoptera. By Artur G. Burier, F.Z.S. (Plates VIII. & IX. 
BN BEND vis iidave sw cesesssoesvarccress beRceaaUAcosdvnnssdseenbacssssasaibeates 399 
_ XLVIII. Description of a new Genus and Species of American 
Satyride from the Collection of Mr. H. W. Bates. By A. G. BuTter, 
Boers | Pate 1X, fig. 11.) ........... sepekeshissieeiaw skis i nabGacdeilices ches 404 
XLIX. The Method of Geology; being an Account of the intro- 
ductory part of a paper on “The Laws which have determined the 
Distribution of Life and of Rocks,” read before the Cambridge Philo- 
sophical Society, Nov. 12, 1866. By Harry G. Srexey, F.G.S., of 
the Woodwardian Museum in the University of Cambridge ............ 405 
L. Synopsis of the Species of American Squirrels in the Collection 
of the British Museum. By Dr. J. E. Gray, F.R.S., V.P.Z.S., &c.. 415 
LI. Synopsis of the Species of Burrowing Squirrels Pegene in 
the British Museum. By Dr. J. E. Gray, F.R.S., V.P.Z.S. « 434 
LIT. Descriptions of two new Fossil Cowries characteristic of Ter- 
tiary beds near Melbourne. By Freprerick M‘Coy, Prof. of Nat. 
