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ANALYSIS OF THE SYSTEMATIC RELATIONSHIPS AMONG TICKS OF THE GENERA RHIPICEPHALUS AND BOOPHILUS (ACARI: IXODIDAE) BASED ON MITOCHONDRIAL 12S RIBOSOMAL DNA GENE SEQUENCES AND MORPHOLOGICAL CHARACTERS
- L. Béati, J. E. Keirans
- Biology, Medicine
- The Journal of parasitology
- 1 February 2001
A portion of mitochondrial 12S rDNA sequences (337–355 base pairs) and 63 morphological characters of 36 hard-tick species belonging to 7 genera were analyzed to determine the phylogenetic… Expand
Ticks of Venezuela (Acarina: Ixodoidea) with a key to the species of Ambiyomma in the western hemisphere
- E. Jones, C. M. Clifford, J. E. Keirans, G. Kohls
- Biology, Geography
- 1972
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- 285
- 27
Population genetics of Ixodes scapularis (Acari: Ixodidae) based on mitochondrial 16S and 12S genes.
- D. Norris, J. S. Klompen, J. E. Keirans, W. Black
- Biology, Medicine
- Journal of medical entomology
- 1996
Blacklegged tick, Ixodes scapularis Say, is the principal vector of Borrelia burgdorferi Johnson, Schmid, Hyde, Steigerwalt & Brenner in the eastern half of the United States. Populations exhibit… Expand
The Argasidae, Ixodidae and Nuttalliellidae (Acari: Ixodida): A World List of Valid Tick Names
- I. Horak, J. Camicas, J. E. Keirans
- Biology, Medicine
- Experimental & Applied Acarology
- 2004
The world's argasid tick fauna comprises 183 species in four genera, namely Argas, Carios, Ornithodoros and Otobius in the family Argasidae. The ixodid tick fauna consists of 241 species in the genus… Expand
Ixodes (Ixodes) scapularis (Acari:Ixodidae): redescription of all active stages, distribution, hosts, geographical variation, and medical and veterinary importance.
- J. E. Keirans, H. Hutcheson, L. Durden, J. S. Klompen
- Biology, Medicine
- Journal of medical entomology
- 1 May 1996
The blacklegged tick, Ixodes (Ixodes) scapularis Say, 1821, is redescribed, based on laboratory reared specimens originating in Bulloch County, Georgia. Information on distribution, host… Expand
Nymphs of the genus Ixodes (Acari: Ixodidae) of the United States: taxonomy, identification key, distribution, hosts, and medical/veterinary importance.
- L. Durden, J. E. Keirans
- Biology
- 1996
- 191
- 12
Evolution of ticks.
- J. S. Klompen, W. Black, J. E. Keirans, J. Oliver
- Biology, Medicine
- Annual review of entomology
- 1996
Evolutionary patterns in ticks have traditionally been cast in terms of host associations. Largely untested assumptions of cospeciation and observations of current host associations are used to… Expand
Idiosomal lyrifissures, Setae, and small glands as taxonomic characters and potential indicators of ancestral segmentation patterns in larval ixodidae (Acari: Ixodida)
- J. S. Klompen, J. E. Keirans, N. Filippova, J. Oliver
- Biology
- 1 June 1996
Abstract Variability in idiosomal chaetotaxy, lyrifissure, and gland patterns among ixodid larvae is assessed based on a comparative analysis of these structures in 53 species of ixodid ticks. A… Expand
Systematics and Biogeography of Hard Ticks, a Total Evidence Approach
- J. Klompen, W. Black, J. E. Keirans, D. Norris
- Biology
- 1 March 2000
Systematic relationships among the basal Ixodidae are examined using one morphological and three molecular data sets, 18S and 28S nuclear and 16S mitochondrial rDNA. Although different combinations… Expand
Distribution, Seasonality, and Hosts of the Rocky Mountain Wood Tick in the United States
- A. James, J. Freier, J. E. Keirans, L. Durden, J. Mertins, J. Schlater
- Biology, Medicine
- Journal of medical entomology
- 2006
Abstract Anaplasma marginale Theiler is a tick-borne pathogen that causes anaplasmosis in cattle. There are ≈20 tick species worldwide that are implicated as vectors of this pathogen. In the United… Expand
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