The tick-borne rickettsia Cowdria ruminantium has a Chlamydia-like developmental cycle.
Jongejan Frans, Zandbergen T.A., Van De Wiel P.A., De Groot M., Uilenberg Gerrit.
1990.
In : Tick host interactions and disease transmission with special reference to Cowdria ruminantium ( (Rickettsiales). Jongejan F. (ed.) ; University of Utrecht. Utrecht : University of Utrecht, 125-144.