iJicKLEs AND JiAssLEK.i SYSTEMATIC POSITION OF GENEKA. 



59 



Genus. 

 Evactinopora Meek and 



Worthen. 

 Favicella Hall. 

 Fenestella Lonsdale. 

 Fenestralia Prout. 

 Fenestrapora Hall. 

 Fistulipora McCoy. 

 Glossotrypa Hall. 

 Glyptopora Ulrich. 

 Goniocladia E the ridge, 



Jun. 

 Goniotrypa Ulrich. 

 Graptodictya Ulrich. 

 Hederella Hall. 

 Helicopora Claypole. 

 Heliotrypa Ulrich. 

 Helopora Hall. 

 Hemiphragma Ulrich. 

 Hemitrypa Phillips. 

 Hernodia Hall. 

 Heterotrypa Nicholson. 

 Hexagonella Waagen and 



Wentzel. 

 Homotrypa Ulrich. 

 Homotryiiella Ulrich. 

 Hyphasmopora Ether idge, 



Jnn. 

 Ichthyorachis McCoy. 

 Idiotrypa Ulrich. 

 Intrapora Hall. 

 Isotrypa Hall. 

 Leptotrypa Ulrich. 

 Liehenalia Hall. 

 Lichenotrypa Ulrich. 

 Lioclema Ulrich. 

 Lioclemella Fuerste. 

 Loculipora Hall. 

 Lyropora Hall. 

 Meekopora Ulrich. 

 Mesotrypa Ulrich. 

 Mitoclema Ulrich. 

 Monotrypa Nicholson. 

 Monotrypella Ulrich. 

 Monticulipora D'Orbigny. 

 Nemataxis Hall. 

 Nematopora Ulrich. 

 Nicholsonella Ulrich. 

 Orbipora Eichwald. 

 Orthopora Hall. 

 Pachydictya Ulrich. 

 Paleschara Hall. 

 Peronopora Nicholson. 

 Petalotrypa Ulrich. 



Family. 

 Cystodictyonidae. 



Fistuliporida'. 



Fenestellidse. 



Fenestellidse. 



Fenestellidie. 



Fistuliporidse. 



Fistuliporid;e. 



Cystodictyonida}. 



Cystodictyouidaj. 



Rhinidictyonida;. 



Ptilodictyonidae. 



Diastoporidse. 



Fenestellidse. 



Stictoporellidfe. 



Arthrostylidte. 



Trematoporidse. 



Fenestellidae. 



Diastoporidaj. 



Heterotrypidae. 



Fistuliporida;. 



Monticuliporidae. 

 Monticuliporidse. 

 Rhabdomesontidse. 



Acanthocladiidse. 



Constellariidfe. 



Stictoporellidse. 



Fenestellidse. 



Heterotrypidae. 



Rhinoporida;. 



Fistuliporidse. 



Batostomellidse. 



Batostomellidse. 



Fenestellidse. 



Fenestellidse. 



Fistuliporida;. 



Monticuliporidse. 



Entalophoridse. 



Trematoporidse. 



Amplexoporidse. 



Monticuliporidse. 



Rhabdomesontidse. 



Arthrostylidse. 



Constellariidfe. 



Heterotrypida?. 



Rhabdomesontidse. 



Rhinidictyonida;. 



Palescharidte. 



Monticuliporidae. 



Amplexuporidae. 



Suborder. 

 Cryptostomata. 



Cyclostomata. 



Cryptostomata. 



Cryptostomata. 



Cryptostomata. 



Cyclostomata. 



Cyclostomata. 



Cryptostomata. 



Cryptostomata. 



Cryptostomata. 



Cryptostomata. 



Cyclostomata. 



Cryptostomata. 



Cryptostomata. 



Cryptostomata. 



Trepostomata. 



Cryptostomata. 



Cyclostomata. 



Trepostomata. 



Cyclostomata. 



Trepostomata. 

 Trepostomata. 

 Cryptostomata. 



Cryptostomata. 



Trepostomata. 



Cryptostomata. 



Cryptostomata. 



Trepostomata. 



Cryptostomata. 



Cyclostomata. 



Trepostomata. 



Trepostomata. 



Cryptostomata. 



Cryptostomata. 



Cyclostomata. 



Trepostomata. 



Cyclostomata. 



Trepostomata. 



Trepostomata. 



Trepostomata. 



Cryptostomata. 



Cryptostomata. 



Trepostomata. 



Trepostomata. 



Cryptostomata. 



Cryptostomata. 



Chilostomata. 



Trepostomata. 



Trepostomata. 



