vi CONTENTS. 
Page 
XXXIII. On the Spongie ciliate as is Negehes SJlagellata ; or Obser- 
vations on the Structure, Animality, and Relationship of Leucosolenia 
botryoides, Bowerbank. By H. Jamxs-Criarx, A.B., B.S., Professor 
of Natural History in the Agricultural College of Pennsylvania .... 250 
XXXIV. Description of two new Gobioid Fishes from Sarawak. 
By Dr. A. Gtnruer, F.R:S., F.Z.8. (Plate XIL) . ...0c:sue ee ee 264 
XXXV. Notes on the Remains of some Reptiles and Fishes from 
the Shales of the Northumberland Coal-field. By ALBany Han- 
cock, F.L.S., and THomas ATTHEY. .....4.:..+:00.0 eee 266 
XXXVI. Remarks on the Names apne to the British Hemuptera 
Heteroptera. By J. W. Doveuas and JoHN ScorT............ .. 278 
XXXVII. On the Muscular Anatomy of the Alligator. By the 
Rev. SamveL Haveuton, M.D., F.R.S., Fellow of Trinity College, 
Dublin: «(Plate Bi). i. 6 oes 5 ee ges 2 282 
XXXVIII. On the peculiar Structure and Function of the Spicules 
of Hyalonema. By Dr. J. E. Gray, F.BS.,, V.P.ZS., F.LS., &e... 292 
New Books :—Coleoptera Hesperidum, being an Enumeration of the 
Coleopterous Insects of the Cape Verde Archipelago, by T. 
Vernon Wollaston, M.A., F.L.S. — Naturhistorisk Tidsskri 
G ournal of Natural History), edited by Prof. J. C. Schiédte, at 
openhagen ; third series, vols. iii. & iv. (1865-1867).—The 
Record of Zoological Literature, 1866. Volume III. Edited by 
Albert C. L. G. Giinther, MA., M.D., Ph.D., F.R.S, &... 295—305 
Proceedings of the Dublin Natural-History Society 
On the Gingee Squirrel of Sonnerat, by Dr. J. E. Gray, F.R.S. &c.; 
On the Mode in which certain Naot introduce food into 
their Mouths, by E. Claparéde ; On the Habits of Volutes, b 
Dr. J. E. Gray, F.R.S. &c.; On Loxosoma Kefersteinii, a so 
Bryozoan of the ag of Naples, by E. Claparéde ; On new British 
Fishes, by Dr. J. E. Gray, F.R.S. &c.; Cetacean Animals in 
Museums; The late Professor Van der Hoeven ...... .. 809—812 
NUMBER V. 
XXXIX. Contributions toward the formation of a correct System 
of Muscular Homologies. By AtrexanpER MACALISTER, WD, 
L.R.C.8., L.K.Q.C.P., Demonstrator of Anatomy, Royal College of 
Surgeons, Ireland, one of the Honorary Secretaries of the Royal — 
Geological Society of Ireland | .4. o's nsec ss cannes evcnde nsec 318 
XL. Descriptions of two new Species of Humming-birds. By 
Joun. Gourd, Beg, BRS... esse ieee bician eee 322 
_ _ XLI_ List of Coleoptera received from Old Calabar, on the West 
Coast of Africa, By ANDREW Murray, F.L.S. (Plate IX.) .... 328 
XLIL On Elhpsoidina, a new Genus of Foraminifera. By Grv- 
SEPPE SEGUENZA, Professor of Natural History in the Royal Lyceum, 
