Telephinidae
| Telephinidae Temporal range: | |
|---|---|
| Opipeuterella, reconstruction in dorsal view and swimming | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | †Trilobita |
| Order: | †Proetida |
| Superfamily: | †Bathyuroidea |
| Family: | †Telephinidae Marek, 1952 |
| Genera and subgenera | |
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| Synonyms | |
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Telephinidae is a family of pelagic trilobites with large wide-angle eyes, occupying most of the free cheeks, downward directed facial spines and 9-10 thorax segments. The family is known during the entire Ordovician and occurred in deep water around the globe.