
choanoseratidae

choanoseratidae anedi antarinchipoyina orthoceratoid sephalopods yokka oka chinna, mono-generic kutumbam, idhi orthocerida kramamlo undhi, ivi madhya silurian samayamlo airopalo unde 428.2 nundi 426.2 miah varaku nivasinchaayi, ivi sumaruga unnaayi.
vargeekarana.
miller (1932), puvvutho paatu (1941) dheenini ascoseridaku chendinadigaa bhaavinchina daani ekaika sabhyudu "choanoseras" kosam chaonoseratideku eee kutumbamgaa paeru pettaru. ayithe ascoserid vamsaaniki "choanoseras" nuu gurtinchadam asadhyam ayyindi, mariyu sannihita anubandhaala aadhaaramgaa, idhi 1962loe pushpam dwara mishelinoseratidaku (orthoseridaku samaanamaina) ketayinchabadindi.
padanirmaana shaastram.
"choanoseras" sahajamaina kattirimputoe sannani, chaalaa sunnitamgaa vampu gala shelnu kaligi undhi, akkada adhi daani jeevitakaalamlo eppudaina apical bhaganni paaravesindi, kontavaraku munupati ascoseridlanu pooli untundi, syphankil vibhagalu perugudala samayamlo kramamga marinta vistarinchaayi. aaa jantuvu gurinchi aemee teliyadu.

