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

Pisolina

Classification

    Phylum:  
Protista
    Subphylum:  
Sarcodina
    Class:  
Reticularea
    Subclass:  
Granuloreticulosia
    Order:  
Foraminiferida
    Suborder:  
Fusulinina
    Superfamily:  
Fusulinacea
    Family:  
Staffellidae
    Formal Genus Name and Reference:  
Pisolina LEE, 1933 [1934], *1120, p. 19
    Type Species:  
P. excessa, OD


Images

(Click to enlarge in a new window)
Fig. 301,2. *P. excessa, Wushan Ls., China (Mitsang Gorge), 2 a, axial sec. of holotype, X15, 2 b, sagittal sec. of paratype, X15 (*1922).


Synonyms



Geographic Distribution

Asia(China-Armenia)


Age Range

    Beginning Stage in Treatise Usage:  
Perm.
    Beginning International Stage:  
Asselian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
298.89
    Ending Stage in Treatise Usage:  
Perm.
    Ending International Stage:  
Changhsingian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
251.9


Description

Shell small, spherical throughout, spirotheca composed of tectum and ?keriotheca, possibly as in Staffella, septa widely spaced, plane, tunnel singular, chomata distinct, proloculus large




References



Museum or Author Information