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COWDRY, E. V. (1925A) Studies on the etiology of heartwater. I.

Observations of a rickettsia, Rickettsia ruminantium
(n. sp.) in the tissues of infected animals. J. exp.
Med., 42(2):231252.

(1925B) Idem. II, Rickettsia ruminantium (n. sp.)
in the tissues of ticks transmitting the disease. Ibid,
42(2):253-274.

(1925C) A group of microorganisms transmitted here ditarily in ticks and apparently unassociated with disIbid, 41(6):817-830.

ease.

(1926A) Idem. 11-12th Rep. vet. Res. S. Afr., Pt. 1, pp. 147-158.

(1926B) Cytological studies on heartwater. I. The observation of Rickettsia ruminantium in the tissues of infected animals. Ibid, pp. 161-177.

(19260) Idem.

II. Rickettsia ruminantium in the

tissues of ticks capable of transmitting the disease.
Ibid, pp. 181-196.

(1927) Reprint of 1926A. Pretoria_7.

COWDRY, E. V. & DANKS, W. B. C. (1933) Studies on East Coast fever. II. Behavior of the parasite and the development of

distinctive lesions in susceptible animals. Parasitology, 25(1):163.

COWDRY, E. V. & HAM, A. W. (1930) The life cycle of the parasite of East Coast fever in ticks transmitting the disease. (Preliminary note). Science (1870), 72:461-462.

(1932) Studies on East Coast fever.

I. The life cycle of the parasite in ticks. Parasitology, 24(1):149.

Cox, H. R. (1952) The spotted fever group. In: T. M. Rivers, ed., Viral and rickettsial infections of man, pp. 611-637. 2d. ed., Philadelphia, London, Montreal.

CRAWFORD, M. (1937) Report of the government veterinary surgeon for 1936, Ceylon, 16 pp.

CROSS, H. E. & PATEL, P. G. (1922) A note on Argasidae found in the Punjab. Vet. Bull. Dep. Agric. Punjab, No. 9,

13 pp.

CULLINAN, E. R. (1946) Medical disorders in East Africa. Trans. R. Soc. trop. Med. Hyg., 39(5):353–372.

CUNLIFFE, N. (1913) The variability of Rhipicephalus pulchellus (Gerstacker, 1873), together with its geographical distribution. Parasitology, 6(2):204–216.

(1914A) Rhipicephalus sanguineus: variation in size and structure due to nutrition. Ibid, 6(4):372_378.

(1914B) Observations on Argas brumpti, Neumann. Ibid, 6(4):379-381.

(1921) Some observations on the biology and structure of Ornithodorus moubata, Murray. (Together with a note on the external characters which serve to differentiate the sexes, by G. H. F. Nuttall). Ibid, 13(4):327–347.

(1922) Some observations on the biology and structure of Ornithodorus savignyi, Audouin. Ibid, 14(1):17–26. CURSON, H. H. (1928) Metazoan parasites from Zululand. S. Afr. J. nat. Hist., 6(3):181187.

CURTICE, C. (1892) The cattle tick. Bull. Tex. agric. Exp. Sta., 24:237-252.

CVJETANOVIC, B., FALISEVAC, J., MIHALJEVIC, F., KOZMAR, D., TOPOLNIK, E. & VESENJAK ZMIJANAC, J. (1953) Q fever epidemic at Ogulin in 1952 and its occupational features. (In Serbian, English summary). Arh. hig. rada (Zagreb), 4(1):14–32. [Reprint at hand; year of publication not certain.

D

DA COSTA LIMA, A. (1915) O chalcidideo Hunterellus hookeri, Howard, parasita do carrapato Rhipicephalus sanguineus Latreille, observado no Rio de Janeiro. Rev. Vet., Rio de J., 5(4): 201-203.

DA FONSECA, F., PINTO, M. R., COLAÇO, A. F., OLIVEIRA, J., BRANCO, F.,
DA GAMA, M. M., SOARES FRANCO, J., & LACERDA, M. T. (1951) ́
Febre Qem Portugal. Epidemiologia da doença. Clin.
Contem. Rev. Med. Cirurg., Lisboa, 5(1):123.

DALY, L. L. (1950) Some veterinary problems of the state veterinarian in Natal. J. S. Afr. vet. med. Ass., 21(4):141154.

D'ARCES, P. J. (1952) Les piroplasmoses bovines en Algérie. Bull. Off. int. Epizoot., 38:55&569.

DAS, R. S. (1939) The cytoplasmic inclusions in the oogenesis of Rhipicephalus sanguineus (Latreille). Z. Zellforsch., 30(1):36 51.

DASGUPTA, B. (1955) A note on the campaniform sense organs in Hyalomma savignyi. Proc. 42nd Indian Sci. Congr. Part (abstracts), p. 287.

DASGUPTA, B. & RAY, H. N. (1955) Observations on rickettsia like bodies in Hyalomma savignyi. Ibid, pp. 287-288.

(DA) SILVA LEITÃO, J. L. (1945) Piroplasma caballi (Nuttall et
Strickland, 1910) em Portugal. Repos. Lab. Pat. vet.,
Lisboa, 6(1):145-151.

DAUBNEY, R. (1927) Bovine lymphangitis or tropical actinomycosis.
J. comp. Path., 40(3):195-216.

(1930A) Natural transmission of heart-water of sheep
by Amblyomma variegatum (Fabricius 1794). Parasitology,
22(2):260 267.

(1930B) Heartwater (Rickettsia ruminantium). Rep. Dep. Agric. Kenya, 1929, pp. 325–332.

DAUBNEY, R. (1933) Report of the chief veterinary research officer.

Rep. Dep. Agric. Kenya, 1932, pp. 271291.

(1934) Idem. Ibid, 1933, pp. 348381.

(1936A) Idem. Ibid, 1934, 3:2–32.

(1936B) Idem. Ibid, 1935, 2:130-162.

(1937) Idem. Ibid, 1936, 2:55-100.

(1939) Research. Rep. vet. Dep. Kenya, 1938, pp. 69-91.

(1942) Rep. vet. Dep. Kenya, 1941, 16 pp.

(1944) Ibid, 1943, 15 pp.

(1946) Ibid, 1944, 23 pp.

DAUBNEY, R. & HUDSON, J. R. (1931A) Nairobi sheep disease. Para sitology, 23(4):507–524.

1938, pp. 127–132.

10(1):219.

(1931B) Idem. Rep. Dep. Agric. Kenya,

(1933) Rift Valley fever. E. Afr. med.

(1934) Nairobi sheep disease: natural and experimental transmission by ticks other than Rhipi cephalus appendiculatus. Parasitology, 26(4):496-509.

DAUBNEY, R. & SAID, M. S. (1951) Egyptian fever of cattle.

The

transmission of Theileria annulata (Dzchunkowsky & Luhz 1904) by Hyalomma excavatum Koch, 1844. Ibid, 41(3-4): 249-260.

DAVEY, J. B. & NEWSTEAD, R. (1921) Mosquitoes and other blood sucking arthropods of the Upper Shiri River, Nyasaland. Ann. trop. Med. Parasit., 15(4):457-462.

DAVIS, G. E. (1947) A note on the larval stage of the argasid tick Ornithodoros moubata (Murray) 1877. J. Parasit., 33(6): 495-496.

(1951) Parthenogenesis in the argasid tick Ornithodoros moubata (Murray, 1877). Ibid, 37(1):99-101.

(1955) The endemic relapsing fevers. Chapter 28, pp. 552-565, in: Hull et al, Diseases transmitted from animals to man. Springfield, Illinois.

DAVIS, G. E. & BURGDORFER, W. (1954) On the susceptibility of the guinea pig to the relapsing fever spirochete Borrelia duttonii. Bull. Soc. Path. exot., 47(4):498301.

DAVIS, G. E. & HOOGSTRAAL, H. (1954) The relapsing fevers: A survey of tick-borne spirochetes in Egypt. J. Egypt. publ. Hlth. Ass., 29(5):139 143.

(1955) Idem. Atti 6th Congr. int.

Microbiol. (Rome, 1953), 5(Sez.13):24-25.

(1956) Studies on the biology of

the relapsing fever spirochete, Borrelia persica, recovered from the argasid ticks, Ornithodoros tholozani collected in the Western Desert Governorate, Egypt; with comments on the distribution and ecology of the tick vector. Ann. Parasit. hum. comp. In press7.

DAVIS, G. E. & MAVROS, A. J. (1956A) Observations on the biology of Ornithodoros d. delanoëi Roubaud and Colas Belcour, 1931 (Ixodoidea, Argasidae). Bull. Soc. Path. exot.

In press.

(1956B) Observations on the biology

of Argas brumpti Neumann, 1907 (Ixodoidea, Argasidae).
Bull. Soc. Ent. Egypte, 40. In press.

(1956C) Concerning the life cycle of

Ornithodoros coniceps (Canestrini, 1890) (Ixodoidea,
Argasidae). J. Egypt. publ. Hlth. Ass., 31(1):55–59.

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