Maretia
Maretia is a genus of heart urchins belonging to the family Spatangidae.[1][2]
Maretia | |
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Maretia planulata | |
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Genus: | Maretia Gray, 1855 |
Species
Description
These sea urchins are irregular, as the mouth is located at the front of the underside of the animal, while the anus is located in rear end position.
![](../I/Spatangidae_-_Maretia_pavesi.JPG.webp)
Fossil of Maretia pavesi from Miocene of Italy
Fossil record
Fossils of Maretia are found in marine strata from the Eocene until the Quaternary (age range: from 40.4 to 0.012 million years ago.). Fossils are known from some localities in United Kingdom, United States, Germany, Cuba, Indonesia, New Zealand, and Eritrea and Greece.[4]
References
- Rowe, F.W.E & Gates, J. (1995). Echinodermata. In ‘Zoological Catalogue of Australia’. 33 (Ed A. Wells.) pp xiii + 510 (CSIRO Australia, Melbourne.)
External links
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