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Collections of Amblyomma auricularium and A. pseudoconcolor Aragão, 1908 are discussed in relation to distribution and hosts. Three tick collections (two from Argentina and a third from the USA) house a total of 574 A. auricularium (307 males, 162 females, 73 nymphs and 32 larvae) and 179 A....

Guglielmone, A. A.; Estrada-Peña, A.; Luciani, C. A.; Mangold, A. J.; Keirans, J. E.
Kluwer Academic Publishers, Dordrecht, Netherlands
Experimental and Applied Acarology, 2003, 29, 1/2, pp 131-139

The guttatus group of the genus Culicoides, subgenus Hoffmania, is comprised in the Neotropical Region of 30 species, of which the following 7 species are described as new (by Spinelli): C. brownei sp. nov. from Colombia; C. davidi sp. nov. from Colombia and Trinidad; C. diffusus sp. nov. from...

Spinelli, G. R.; Greiner, E. C.; Wirth, W. W.
Associated Publishers, Gainesville, Florida, USA
Contributions of the American Entomological Institute, 1993, 27, 3, pp 91 pp.
Cover for Brahman cattle

Evolutionary HistoryAll modern cattle trace their origins to Bos primigenius. Analyses of mitochondrial DNA have shown that divergence of Bos...

Cover for Charolais cattle

The Charolais Bos taurus cattle breed has its origins in France in the south-eastern and west-central regions, in the former province of Charolles...


According to Olson and Miller (1987), the initial descriptions of enzootic bovine leukosis (EBL) were published in German medical literature in...

Cover for babesiosis

The parasite Babesia is named after Babes, the scientist who first described it in sheep and cattle in 1888 (Levine, 1961). Organisms belonging to...

Cover for Nelore cattle

The Nelore is a Bos indicus Brazilian cattle breed whose ancestry is the Ongole, a heavy draught animal with a good milk yield, which was imported...


Brucella abortus was isolated from cattle in 1897 by the Danish veterinarian Bernard Bang (Bang, 1897). The disease caused by Brucella abortus (B....

Cover for rabies

Rabies is caused by a neurotropic virus that is transmissible to all mammals. Birds are much less susceptible to the virus than mammals, and the...

Cover for Holstein cattle

The Holstein breed has its origins in the USA where it was developed from the late 1800s onwards. This Bos taurus breed was developed from the Dutch...

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