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Palaeolima

Classification

    Phylum:  
Mollusca
    Class:  
Bivalvia
    Subclass:  
Pteriomorphia
    Order:  
Pterioida
    Suborder:  
Pteriina
    Superfamily:  
Limacea
    Family:  
Limidae
    Formal Genus Name and Reference:  
Palaeolima HIND, 1903, p. 38
    Type Species:  
Pecten simplex Phillips, 1836, p. 212, SD COX, 1952, p. 48


Images

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Synonyms



Geographic Distribution



Age Range

    Beginning Stage in Treatise Usage:  
L.Carb.
    Beginning International Stage:  
Tournaisian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
359.3
    Ending Stage in Treatise Usage:  
L.Carb.
    Ending International Stage:  
Serpukhovian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
323.4


Description

Small, obliquely ovate, opisthocline, length commonly slightly exceeding height, inflation moderate, beaks near middle of moderately long hinge margin, auricles obtuse, no distinct umbonal ridge, surface smooth or with radial ribs, grouped in pairs or bunches in some species. Differs very little from Plagiostoma, but size is invariably small and umbonal ridge and lunule are absent.




References



Museum or Author Information