176 

ECHINODERMATA—PELMATOZOA 
TABLE SHOWING THE VERTICAL 
Families. 
1. Larviformia 
Haplocrinidae 
Allagecrinidae 
Pisocrinidae 
Symbathocrinidae 
Cupressocrinidae 
Stephanocrinidae 
_ 
Or a co bo 
7 
2. Camerata 
Platycrinidae 
Hexacrinidae 
Actinocrinidae 
Barrandeocrinidae 
Reteocrinidae 
Thysanocrinidae 
Rhodocrinidae 
Melocrinidae 
Calyptocrinidae 
Crotalocrinidae 
—e 
MID OB wD 
o 
Se 
10. 
3. Fistulata 
1. Hybocrinidae 
Anomalocrinidae 
Heterocrinidae 
Belemnocrinidae 
Catillocrinidae 
Calceocrinidae 
Gasterocomidae 
Cyathocrinidae 
Poteriocrinidae 
10. Agassizocrinidae 
4. Flexibilia 
1. Ichthyocrinidae 
2. Marsupitidae 
3. Uintacrinidae 
5. Articulata 
1. Encrinidae 
Apiocrinidae 
3ourgueticrinidae 
Eugeniacrinidae 
Holopidae 
Plicatocrinidae 
Saccocomidae 
Pentacrinidae 
Comatulidae 

Cambrian. 

Ordovician. 



Silurian. 
RANGE 
Devonian. 


Carboniferous. 


OF 

Permian. 


THE 


SUB-KINGDOM III 
CRINOIDEA. 





Cretaceous, 





