This was the first ultrastructural description of formation of yolk in today 's clade Neritimorpha .
Oogenesis and formation of yolk ( vitellogenesis ) of Bathynerita naticoidea was described by Eckelbarger & Young ( 1997 ) .
This was the first ultrastructural Bathynerita naticoidea of formation of yolk in today 's clade Neritimorpha .
Oogenesis and formation of yolk ( vitellogenesis ) of Bathynerita naticoidea was described by Eckelbarger & Young ( 1997 ) .