from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A fossil bivalve mollusk of the genus Hippurites, of many species, having a conical, cup-shaped undervalve, with a flattish upper valve or lid.
from the GNU version of the Collaborative International Dictionary of English
- n. A fossil bivalve mollusk of the genus Hippurites, of many species, having a conical, cup-shaped under valve, with a flattish upper valve or lid. Hippurites are found only in the Cretaceous rocks.
from The Century Dictionary and Cyclopedia
- n. A specimen or species of the family Hippuritidæ one of the Rudistes; a horsetail. Hippurites were formerly classed by Lamarck and Latreille with belemnites, etc., as being cephalopods.
- n. A kind of fossil cupcoral, Cyathophyllum ceratites of Goldfuss.
- Pertaining to or having the characters of the Hippuritidæ
- Same as hippuritic.
Our English chalk which ranges across the north of France, Belgium, Denmark, and the North of Germany, represents a portion of the deposits of that sea floor, probably accumulated in a northern, somewhat isolated basin, while the massive hippurite limestone of Southern Europe represents the deposits of the opener ocean.
(about 3580 feet thick) is characterized at the base by abundant oyster beds or by hippurite limestone (Cenoman-Turon).