from The Century Dictionary.
- noun A fossil pteropod of the family Tentaculitidæ.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Paleon.) Any one of numerous species of small, conical fossil shells found in Paleozoic rocks. They are supposed to be pteropods.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun paleontology Any of numerous
speciesof small, conical fossil shellsfound in Paleozoic rocks.
Sorry, no etymologies found.
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