The Australian Naturalist. 
INDEX TO VOL. IV., 1918-1921. 
PAPHRS 
Allen, C. T—Transformation of Perga dorsalis . 
Brewster, A. A—Geology of Bondi .. .. 
4 fy Germination of Choko Seed! ag a i He 4 
1, 5; Flowers of Haemodorum .. .. .. .. .. .. 
” * 1Dpegeo IVES opr (OFM! oo Ge oo a6 be an Ho 
f 41 Pollination of Persoonia.. .... .. .. ....- 
‘i eatmoteexcanl HOLT OG ammeter alt avers: meets 
4 0 Pneumatophores of Avicennia .. .. .. .. 
fF 5 Galls of Apiomorpha munita .. .. .. .. .. 
5 z, Macrozamia or Burrawang .. 2... 2. 3. .. 
, 1 Dawsoniaspolytrich ol Count mre: ele ienaenns 
” f, Aril of Cupania and Synoum .. .. .. .. .. 
Brewster, Mabel N.—Life History of ‘Ophion.. .. ........ 
3 x. , A Parasite of Eumenes 
,, Observations on Megachile .. .. .. 
Busby, Isabel. —Visit to a Private Zoo .. .. 
1 a4 Botany of Gosford . 
Cerga, Wie NRK UES Aue (CEV4 3c 46 ua op ca nod ob de 
Carpenter, F. W—-Blackheath Canyon .. .. .. .. .. .. «. + 
Cheel, Edwin—Australian INRSStS or bsgubg Wo Euan oe ole 
Dixson, Hugh —Notes on Orchids .. .. 
Drummond, H. R—Volcanic Neck at Hornsby ne ~) 4 mi 4 
+ Fossil Trilobites.. .. 
Dwyer, J. W—Floral Survey $. West. N.S. Wales .. .. .. .. 
Edwards, E. S—-The Naturalist and Modern Science .. .. .. 
Edwards, E. O—Birds of Central West N'S. Wales .. .... .. 
Finckh, H. E—Pseudomugil in the nae Pee, 
Fy pe Riccia fluitans .. .. . 
" The Aquarium .. . 
Frogeatt, W. W.—Pterogophorus bifasciatus ate at dey day kod 
i 41 IPATASILenOlm ATH LOCECLUS matures lta surelsmioss cere 
Dp qMhneehentss inbedasbeee: oe bo Go Ge ug ob 
” ” 
