Index to 
PAGE 
Attempt to introduce a more 
precise distribution of the ge- 
MEP E ADO. <samicisesiaeve cee SOG 
MMR ra pusilla, oe. ccc ues ncieese, 849 
Modiolasinuosa .........-.++: 337 
Mollusca, mode of killing and 
RESERV N Ot ai oi ars, 5)njaofe\ «4,050 32 
Mollusca, Mr. S. “Stutchbury on 
two new genera of Testaceous 95 
Mollusca, Analysis of Mr, Jef- 
freys’ Synopsis of the Testa- 
ceous Pneumonobranchous, of 
SARCAPSETITAIN oc .0 c1nia'0 eiove azejsie) EOL 
Mollusca, Mr. Lowe on the Res- 
piratory Organs of certain .. 280 
Mollusca, Capt. King and Mr. 
Broderip’s Description of.... 332 
Mollusca, Mr. Lowe on the na- 
ture of the Respiratory Organs 
in certain littoral .......... 385 
Molops madidus, on the Entozoa 
AEUADICMIES Jpicislaieisisie oa eisio's en, OOL4 
Molossus cecus ........+---+- 468 
CastameuS ....-+e.- 468 
crassicaudatus ...... 468 
laticaudatus ........ 468 
Monoceros Fusoides...........- 348 
Monophleba,a genus of Coccidous 
MUBEDIS oie aie'n’slnin sas soveccces 402 
ERED nesses) AOS 
Monostomum plicatum.......... 381 
Morgan, J., Esq., Notice of his 
further description of the Ana- 
tomy of the Mammary Organs 
of the Kangaroo........ e+e- 264 
Notice of his Paper on 
the Organs of Deglutition in 
several Animals of the Order 
Of Rodentia... oscesereceess, 207 
Miller, Dr. J., Analysis of bis 
Memoir ona peculiar system 
of intestinal Nerves in Insects, 
analogous to the Nervus sym- 
patheticus .....+esseeeeeee 380 
Notice of his Paper ona 
new species of Ixodes ...... 479 
Munster, Count, Notice of his 
Paper on a new species of 
Pterodactylus......scccccee 481 
Murex thodocheilus ...ee+e.+- 347 
salebrosus ...ceeeeeee+ 247 
Mus messorius, Noteson.. 372, 446 
Mus minutus, Analysis of M. 
Gloger’s Memoir on the Nidi- 
Neation of the, ..010.4 csissias 371 
Mus pratensis, Notice of Baron 
von Ockskay’s Paper onthe,, 474 
Vol. V. 507 
PAGE 
Mus Angouya..sesssseseseres 470 
Callosus’ ee sic c demde ssp samavO 
decumanus .....eeeeeeeee 204 
longitarsusS ..+.essee+see0 470 
Musculus ..-.seeee. 204, 471 
Rattus). . 5 amiss anes amen ra 
TULEIS is 5's aegis are epee taisea EO 
Mustela flavigula, Capt. Shore’s 
Notice relating to .....seee5 270 
Mustela Canadensis ....+-+++¢ 203 
Hardwickii ........-- 272 
Martes ...scccccesere 200 
Mycetes Caraya ...-+eeesseeee 468 
Myochama, anew genus of tes- 
taceous Mollusca ....+..-+s 96 
Anomioides .s..+.+2 97 
Myopotamus Bonariensis ...... 471 
Myrina Jafra ...eeeeeseeeeee . 107 
Ravindra |S \selens cle be WOE 
Myrmecophaga jubata ........ 472 
tridactyla .... 472 
Nais, Analysis of Dr. Gruithui- 
sen’s Memoir on the nervous 
and sanguineous systems of 
two species Of ....-2+++e+++- 380 
Nais diaphana .............. 380 
diastropha .............. 380 
Nanina, a genus of Shells .... 458 
Nasalis recurvuS......s.s2.e2- 139 
Nasua socialis......sesee+see- 469 
BOMTAVIA-) <a caeiniels ellen OM 
Natica castanea ...... eccoe-.- 3405 
Glohosa se-seveeseseee 344 
Natural Arrangement of Birds 
and Amphibia, Analysis of 
Dr. Ritgen’s Paper on the 372, 377 
Nerves in Insects, Analysis of 
Dr. Miiller’s Paper on a pecu- 
liar system of, analogous to 
the Nervus sympatheticus .. 380 
Nervous system of the Crustacea, 
Notice of MM. Audouin and 
Milne Edwards’ Note on «+++. 253 
Nidification of Birds.......... 10 
Rooks ++++.... 10 
Jackdaws...... Il 
Spotted Fly- 
CALCHENS so ke asic eise enue v'seannie Ld 
Chimney Swal- 
LOWS) an noes cdnivrvcace 
Redbreasts.. coeo ll 
House Swallows 11 
House Martins 11, 12 
YellowBuntings 12 
a Humming bird 1 
theHarvestmouse 371 
