| Mucrospirifer mucronatus Temporal range:
| |
|---|---|
| |
| A Mucrospirifer mucronatus from the Windom shale. | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Brachiopoda |
| Class: | Rhynchonellata |
| Order: | †Spiriferida |
| Family: | †Mucrospiriferidae |
| Genus: | †Mucrospirifer |
| Species: | †M. mucronatus
|
| Binomial name | |
| †Mucrospirifer mucronatus Conrad, 1841
| |
Mucrospirifer mucronatus is a species of articulate brachiopod from the middle Devonian.[1] The species serves as an index fossil for the middle Devonian.[2] [3]
- ^ Jackson, Paula. "Environmental and physiological influences on isotopic and elemental compositions of brachiopod shell calcite: Implications for the isotopic evolution of Paleozoic oceans" (PDF).
- ^ Tillman, John R. (1964). "Variation in Species of Mucrospirifer from Middle Devonian Rocks of Michigan, Ontario, and Ohio". Journal of Paleontology. 38 (5): 952–964. ISSN 0022-3360. JSTOR 1301615.
- ^ Welch. "Geographical Variation and Evolution in the Middle Devonian Brachiopod, MUCROSPIRIFER" (PDF).