Meaning of billingsellacean | Babel Free
Definitions
Any brachiopod of the superfamily Billingsellacea.
Examples
“The Obolellida and the basic articulate stock⟳, the billingsellaceans, appear⟳ later in the lower Cambrian. The orthide billingsellaceans with their strophic hinge lines, deltidiodont dentition and invariably calcareous shells, comprise two families which, although morphologically similar, have⟳ a fundamentally different style of shell secretion, reflected in their various descendants.”
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.
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