Cowdria
noun
Cow·dria
ˈkau̇-drē-ə 
: a former genus of bacteria consisting of a single species (C. ruminantium) that is the causative agent of heartwater of ruminants and is now classified in the genus Ehrlichia (E. ruminantium)
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“Cowdria.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Cowdria. Accessed 9 Jul. 2025.
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