title: Orcheobius
text: # Orcheobius
  
  Orcheobius is a genus of parasitic alveolates of the phylum Apicomplexa.
  
  ## History
  
  The genus was created by Schuberg and Kunze in 1906.
  
  The genus Cariniella was synonymised with Orcheobius by Levine in 1980.
  
  ## Taxonomy
  
  There are two species known in this genus.
  
  ## Description
  
  The oocysts have 25 or more sporocysts.
  
  Each sporocyst produces 4 sporozoites.
  
  The gamonts are elongated.
  
  During syngny, four microgametes associate with the macrogamete. One microgamete penetrates the macrogamete and the remaining three die off.
  
  ## Host records
  
  * O. carinii - frog (Leptodactylus ocellatus)
  * O. herpobdellae - leech (Herpobdella atomaria)
  