Rodzina Pygodontidae Bergström, 1981

Opis

The P1 elements with a reduced inner process but developing instead an additional externally oriented process connected by a thin sheet into a triangular unit. The remaining elements
of the symmetry transition series with obliquely oriented minute denticles.

Synonimy

Zasięg czasowy

Literatura

Dzik, J. 1994. Conodonts of the Mójcza Limestone. In: J. Dzik, E. Olempska, & A. Pisera. Ordovician carbonate platform of the Holy Cross Mountains. Palaeontologia Polonica 53, 43-128. 

Zhang J. 1998. The Ordovician conodont genus Pygodus. In: H. Szaniawski (ed.), Proceedings of the Sixth European Conodont Symposium (ECOS VI).  Palaeontologia Polonica 58, 87-105 .

Specyfikacja

Królestwo
ANIMALIA 

Typ
CHORDATA 

Podtyp
CONODONTA

Gromada
CONODONTOPHORIDA

Podgromada
EUCONODONTA

Rząd
Prioniodontida

Rodzina
Pygodontidae


Tags:
Utworzone 2013/11/11 09:55 przez Jerzy Dzik

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