Home Plot Diversity Curves Tree of Life About Admin Login

Welcome to the Treatise on Invertebrate Paleontology!

Please enter a genera name to retrieve more information.

Search By:
and Class
and Order

Costatumulus

Classification

    Phylum:  
Brachiopoda
    Class:  
Strophomenata
    Order:  
Productida
    Superfamily:  
Linoproductoidea
    Family:  
Monticuliferidae
    Formal Genus Name and Reference:  
Costatumulus Waterhouse in Waterhouse & Briggs, 1986, p. 58
    Type Species:  
Auriculispina tumidus Waterhouse, Briggs, & PARFREY, 1983, p. 133, OD


Images

(Click to enlarge in a new window)

Fossil Image
Fig. 376, 2a-d. $* C$. tumidus (Waterhouse, Briggs, & Parfrey), Lower Permian, Elvinia Formation, Bowen basin, Australia, $a$, replica of ventral valve exterior, x1.5$, $b$, replica of incomplete ventral valve exterior, x1.5, c$, dorsal valve external mold, x1 . 5, ~} d$, replica of dorsal valve interior, x1.5$ (Waterhouse & Briggs, 1986).


Synonyms



Geographic Distribution

Australia, central and ?eastern Himalayas


Age Range

    Beginning Stage in Treatise Usage:  
Lower Permian (Artinskian)
    Beginning International Stage:  
Artinskian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
290.51
    Ending Stage in Treatise Usage:  
Lower Permian (Artinskian)
    Ending International Stage:  
Artinskian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
283.3


Description

Similar to Cancrinelloides with double row of spines close to ventral hinge, but possibly with less regular rugae, elongate spine bases continuing to ventral valve margin




References



Museum or Author Information

Waterhouse & Briggs, 1986