358 



Pars 8 



Stratigrapliisclie Yerbreituiig der Genera und Subgenera 

 Triadiseher Nautiloidea. 



Clydonautilus 



Proclydonautilus 



Clymenionautilus . . 



Cosmonautilus 



Germanonautilus. . . 



Gonionautilus 



Grypoceras 



Grj7)onautilus 



Indonautilus 



Juvavionautilus. . . . 



Mojsvaroceras 



Orthoceras 



Oxynautilus 



Paranautilus 



Phloioceras 



Pleuronautilus 



Anoploceras 



Encoiloceras 



Enoploceras 



Holconautilus 



Trachynautilus 



Sibyllonautilus 



Styrionautilus 



Syringoceras 



Syringonautilus . . . . 

 Taenionautilus 

 Thuringionautilus. . 

 Tumidonautilus . . . . 



