Acta Palaeontologica Polonica

Blastogeny and individual variations in tetracoral colonies from the Devonian of Poland

Maria Różkowska

Acta Palaeontologica Polonica 05 (1), 1960: 3-64

In order to investigate the process of blastogeny and individual variations in tetracoral colonies, comparative studies have been made of t he following forms from the Middle and Upper Devonian strata of Poland: Disphyllum geinitzi L. & S., Hexagonaria taxa Gürich, Hexagonaria laxa jurkowicensis n. subsp., Peneckiella minor kunthi (Dames) and Sudetia lateseptata n. gen., n. sp.

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