Arietites semicostatus
- Time
- 192.9–199.5 million years ago
- Period
- Unknown
- Known sites
- 3
Summary
Arietites semicostatus was an extinct marine invertebrate, approximately 192.9–199.5 million years ago. Fossils have been recovered from Hong Kong SAR China and United Kingdom, notably in the Tolo Channel.
Summary generated from Paleobiology Database records. No Wikipedia article is available yet.
Known Sites
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