| Ramphoprionidae Temporal range: Ordovician(or earlier?) - Silurian (or later?) | |
|---|---|
| Scientific classification | |
| Kingdom: | |
| Phylum: | |
| Class: | |
| Family: | Ramphoprionidae |
Ramphoprionidae are a family of polychaete worms known from the Ordovician and Silurian periods[1] (and more?)
References
- ↑ Eriksson, Mats (September 2001), "Silurian Ramphoprionid Polychaetes From Gotland, Sweden", Journal of Paleontology, 1 (75): 993–1015, doi:10.1666/0022-3360(2001)075<0993:SRPFGS>2.0.CO (inactive 1 August 2023), JSTOR 1307063
{{citation}}: CS1 maint: DOI inactive as of August 2023 (link)
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