Trenella bifrons: a new helcionelloid mollusck from the Lower Cambrian of South Australia

P. Yu. Parkhaev

2001

Article

Paleontological Journal 35(6):585-588

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Taxa discussed in this work:

• Trenella
• Trenella bifrons

Taxonomy:

• Isitella belongs to Parailsanella - Parkhaev (2001)