28 CARBONIFEROUS AMMONOIDS OF AMERICA. 



Tahle of occurrence of ammonoid genera in the Ainei'lcan Carboniferous — Continuod. 



TABLE OF SPECIES DESCRIBED. 



Page. 



Family Bactritid.e 31 



Bactrites 31 



carbonarius Smith, sp. nov 31 



Family Ao.oniatitid.e 32 



Agoniatites 32 



opimus White and Whitfield 32 



Family Gephykoceeatid.e 33 



Nomismoceras 33 



monroense Wortheii 34 



Superfamily Prolecanitid/e 34 



Family Beloceratidre S'i 



Prodromites - 34 



gorbyi Miller 37 



ornatus Smith, sp. nov 39 



prtematurus Smith and Weller 40 



Family Pronoeitid.e 41 



Pronorites •il 



cyclolobus Phillips var. arkansasensis 4.3 



siebenthali Smith, sp. nov 47 



Medlicottia -1" 



copei White ■1''* 



Family Noritice - ""^ 



Schuchertites gen. nov -49 



grahami Smith, sp. nov SO 



Family Prolecanitid.e s. str 51 



Prolecanites 51 



? compactus Meek and Worthen 52 



greenii Miller 52 



gurley i Smith, sp. nov 53 



