April 1934. 
The Queensland Naturalist 
29 
(in about three weeks) they would pass from mosquito to 
man through the medium of the insect’s proboscis on its 
puncturing his cuticle. These facts Dr. T. L. Bancroft 
set forth in a communication to the Australian Medical 
Gazette of June 20, 1898, entitled “Metamorphosis of Fil- 
aria sanguinis liominis,” and in two subsequently pub- 
lished memoirs, entitled respectively: (1) “On the Meta- 
morphosis of the Young Form of Filaria Bancroft! Cobl. 
( Filaria sanguinis liominis Lewis, Filaria nocturna Man- 
son) in the Body of Culex ciliaris Linn. — the, 'House Mos- 
quito’ of Australia” (Jnl. and Proc. R. Soc. N.S.W., Yol. 
XXXIII., pp. 48-62, Figs, 1-6. Read 7th June, 1889) ; and 
(2) “Preliminary Notes on the Intermediary Host of Fil- 
aria immitis Leidg. (Same journal Vol. XXXVI., pp. 
41-46). 
Filaria and Birds. 
In 1889, Dr. T. L. Bancroft contributed a paper to the 
Royal Society of Queensland (Proc. R. Soc. Qld., Yol. VI., 
pp. 58-62) dealing with the occurrence of Filaria in the 
blood of the birds of the Eidsvold district. 
In 1908 he published a remarkable work in his “List 
of the Mosquitoes of Queensland with the Original De- 
scriptions and Notes on the Life History of a Number,” 
constituting Annals of the Queensland Museum No. 8. 
Dengue Disease and the Mosquito. 
On the occurrence of the 1905 epidemic of Dengue in 
Southern Queensland and north-eastern New South Wales, 
Dr. T. L. Bancroft was retained by the Commissioner of 
Public Health. Dr. Burnett Ham, M.D., to enquire into 
certain aspects of the outbreak. Accordingly he submitted 
an account that is embodied in the Commissioner’s “Re- 
port on an Epidemic of Dengue Fever in Brisbane,” Bris- 
bane, July, 1905 (Parliamentary Paper), pp. 4 and 5. 
>S 'mybiotic Bacteria in Plants. 
In April, 1893 a paper entitled “Note on Bacterial 
Diseases of the Roots of the Leguminosae” was read at a 
meeting of the Linnean Society of New South Wales (Proc. 
Yol. VIII., Series 2, pp. 51-2, PI. IV.). 
Industrial Projects (Plants). 
Whilst residing at Burpengary, Deception Bay, an 
effort was made by him to raise new forms of economic 
plants. This undertaking had special 1 reference to Cotton 
and Castor Oil. 
Plants Latex and Protozoa (Phytomonas ) . 
In May, 1927, a paper by Dr. T. L. Bancroft, entitled 
