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Thorsteinssonoceras Jeletzky, 1964

Source

Rank

genus

Names

1

Geol. Surv. Pap. Can. 64-11: 2 and Jeletzky 1965, Bull. geol. Surv. Can. 120: 1.

Polyptychitidae
- Thorsteinssonoceras Jeletzky, 1964
  - Thorsteinssonoceras ellesmerensis