1018 ANALYTICAL INDEX. 
Marsupialia (continued, 
Marsupialia (continued). 
genus Phalangista, 262 
Petaurus, 263 
Phascolarctus, 265 
tribe IV. ae sere aad 265 
+ panei Hypsiprymnus, 265 
tribe V. I. akintenane. 267 
genus Phascolomys, 267 
esteology of the Marsupialia, 268 
the skull * 
composition of the cranium, 209 
occipital bone, 269 
temporal, 269 
nasal, 272 
intermaxilla ' bg 
superior maxilla 
“ rforations of the bony palate, 273 
cavity of the peg 274 ; 
inferior maxilla, 97 
af ys Peasolethessom and Thylacotherium, 
setahens, column, 276 
cervical vertebra, 276 
dorsal, 277 
pot 9 
sacru 
sternum, 280 
pectoral extremities, 250 
scapula, 280 
clavicle, 281 
humerus, 281 
bones of the fore-arm, 23! 
carpus, 282 
metacarpus, 282 
L begnrsa. 20g 282 
pelvic extremities, 282 
os innominatum, 283 
marsupial bones, 283 
femur, 284 
patella, 284 
tibia, 284 
fibula, 235 
tarsus, 285 
metatarsus, 286 
mye; 287 
ominal muscles in a male Phatanger, 287 
external oblique, 287 
internal oblique, 288 
transversalis abdominis, 288 
pyramidalis, 288 
cremaster, 288 
muscles of the pectoral extremity in Perameles 
lagotis, 289 
trapezias, 289 
latissimus dorsi, 289 
omo-anconeus, 289 
serratus Magnus, 289 
su ra-spinatus, 239 
deltoides, 289 
subscapularis, 289 
teres major, 289 
triceps extensor, 289 
peereee major, 289 
iceps, 289 
peace teres, 290 
exor carpi ulnaris and radialis, flexor subli- 
mis digitorum, 290 
flexor profundus, 290 
pronator quadratus, 290 
supinator longus, 290 
muscles of the pelvic extremity, 290 
in the Kangaroo; sartorius, &c., 290 
ina Dasyure; sartorius and glutei, 290 
in Perameles lagotis; sartorius, rectus femo- 
ris, and biceps flexor cruris, 290 
in Dasyurus macrurus; plantaris, soleus, tibi- 
alis posticus, flexor longus pollicis, flexor 
communis digitorum, 
in Phalangista valpinea; muscles of the ante- 
rior part of the leg, 291 
in Perameles lagotis; gastrocnemius, soleus, 
and plantaris, 291 
nervous system, 291 
rain, 291 
spinal cord, 295 
organs of sense, 206 
digestive apetemes 297 
mouth, 297 
lips, 297 
masticatory muscles, 297 
teeth, 298 
cheek pouches, 299 
fauces, 299 
alimentary canal, 299 
sebaceous follicles of the rectum » 303 
Membrane, 331 
Meninges, 331 
Microscope, 331 
proper s bi incter of the anus, $03 4 
table of t : sg of the intestinal canal, ina 
few speci ne : 
salivary glands, 304 
tonsils, 304 
liver, 304 
respiratory organs, 309 
tracheal rings, 309 
thyroid glands, 310 
larynx, 310 
Herp 310 
thyroid cartilage, 310 
kidney, 310 
supra-renal glands, 310 
ureters and bladder, 310 
male — = generation, 310 
testes, 
vasa dchorvatia, Sis 
vesicula seminales, 311 
menos and prostatic portion of the arethra, 
Comper glands, 311 
penis, 911 
spermatozoa, 312 
erectores penis, 312 
retractor penis, 312 
levator penis, 319 
sphincter cloace, 313 
eens € organs, 313 
ovaries, $13 
(review of the female generative 
groups of vertebrate animals,) 316 
uteri and vagine in various spe bs 8 
t of th 1 
purposes: answered, bythe ai diferent forms of the 
marsupial a pr ’ 
enerative organs ©) 
gelatino-mucous secretion in the 
clitoris, $19 
developement of Marsupialia, $18 
Teview of the different opinions whick have 
- expressed on the subject, 318 4 
experiment performed with a view to ascertain 
eriod of ee estation, the structure of t! 
‘etal envelo e conditions of the new-be 
young, &c. in the Kangaroo, $21 
Ovarian ovum, 393 
examination and dissection of an embryo . 
at about the twentieth day of utero-gestation, 323 
condition of the foetus of the Kangaroo at a later stage 
of uterine developement, 325 
new-born feetus of the Kangaroo, 3 . 
new-born fetus of Didelphys virgiatinas and subse 
quent growth of the young, $25 : 
condition of the young o "Kangaroo whilst in the 
-marsupium, 325 - 
relative size of the brain of the Mer Too 
compared with that of the embryo of sheer, 26 
traces of the umbilical vessels, Prvcipp es Po 
mammary feetus of poping’ Bn Ge: 
dissection of asmall mammary feetus of Kangaroo, $I 3 
larynx of the mammary fetus of Kangaroo, 327 
maturation of the mammary feetus, 327 
mammary organs, $27 
marsupium, 327 
observations on the claims of the Marsupialia to 
be regarded as a natural group of coe as f 
table of classification of the Marsupialia, 330 
1. Optical poctier governing the coustveciaial f 
mit roscopes, 
influence ore conve and concave lenses on the 
of light passing through them, 331 
spherical ett tg =n $34 
correction, 334 
Herschel’s doublet, 335 
chromatic aberration, 335 
correction, 335 
simple microscope, 3 
(phenomena of onan vision), $37 
convex lens, 337 
’ Dr. Brewster’s lens of diamond, capphirey 
carbuncle, 337 ' 
Dr. Wollaston’s doublet, 338 
(ones le of a greirg $38 
dington lens, 339 
Stanhope lens, 339 
com — beers 339 
Ha Sento e-piece, 341 
Mr. Holland's doublet ‘microscope, $42 = 
eye-pieces intended to increase the eld, : J 
sthieeatic combinations, method of yar 
the magnifying power, 343 
