Xenodiscacean ammonoids and their bearing on the discrimination of the Permo-Triassic boundary

E. T. Tozer

1969

Article

Geological Magazine 106(4):348-361

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Taxonomy:

• Paratirolites douvillei belongs to Paratirolites - Tozer (1969)
• Paranorites madagascariensis belongs to Paranorites - Tozer (1969)