spinose ear tick
noun
spi·nose ear tick
ˈspī-ˌnōs- 
: an ear tick of the genus Otobius (O. megnini) of the southwestern United States and Mexico that is a serious pest of cattle, horses, sheep, and goats
Cite this Entry
“Spinose ear tick.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/spinose%20ear%20tick. Accessed 1 Dec. 2025.
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