On the species Orbignyella fibrosa (Lonsdale)

作者: David E. Owen

DOI: 10.1017/S0016756800060489

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摘要: The species Alveolites fibrosa Lonsdale, 1839, described also as Stenopora var. β Regularis McCoy, 1851, and referred to incrustans was recognized originally by Lonsdale (1839) different from Calamopora Goldfuss, 1826. It is here Orbignyella (Lonsdale) shown occur typically in beds of Leintwardine age.