I,,, Cystoidea. 



Heliopirum Haeck. 1896. 



Orocystites Bark. 1887 Orocystis Haeck. 1896). 



I>, utocystites Baer. 1887. 



Arachnocystites NeüM. 1889. 



Aiiijihoracystis HAECK. 1896. 



Trinemacystis Haeck. 1896. 



( itrocystis Haeck. 18%. 



Amorphocystis n. g. 



.">. Farn. Tetracystidae. 

 Tiaracrinus Schultze 1866. 

 Rhombi/era Bare. 1887. 

 Staitrosoma Barr. 1887 non Staurosoma Will. 



IL Ord. Diploporita. 



1. Farn. Mesocystidae. 



(Mesites Hoffm. 1866, non Bon. 1838, neu G-eoffr. 1838, non Jenys 1842 



Mesocystis Bath. 1898. 

 Blastoidocrinus BiLLlNGS 1859. 

 Asteroblastus Eicnw. 1861. 

 Asterocystis Haeck. 1896. 



2. Farn. Sphaeronidae. 



Spkaeronites Hrs. 1828 (Sphaeronis Ang. 1878). 

 Eucystü Ang. 1878. 



[Craterina Barr. 1887 non Boey 1824) Codiacystis n. n. 

 Proteocystites Barr. 1887 (Proteocystis Haeck. 1896). 

 Pomonites Haeck. 1896. 

 Pomocystis Haeck. 1896. 

 Pomosphaera Haeck. 1896. 

 Palmacystis Haeck. 1896. 

 .">. Farn. Aristocystidae. 

 Galix Rouault 1851. 



Aristocystites Bark. 1887 {Aristocystis Haeck. 1896). 



Holocystites Hall 1864 z. Th. (= Holocystis Haeck. 1896 non Lonsdale 184',ti. 

 Allocystites J. S. Mill. 1889. 



4. Farn. Gromphocystidae. 



Gomphocystites Hall 1868 (Gomphocystis Ang. 1878). 

 Pyroeystites Baer. 1887 {Pirocystis Haeck. 1896). 



5. Farn. Grlypl ospi aeridae. 



Glyptosphaerites Joh. Müll. 1854 (Glyptosphaera Ang. 1878). 



ii. Fam. Dactylocystidae. 



Protocrinites Eichw. 1840 (Protocrinus Eichw. 1860). 

 Fungocystites Barr. 1887 {Fungocystis Haeck. 1896). 

 Dactylocystis ti. g. (Proteroblastus Jaek. 1895 nur Name). 



