Gnathichnus is a trace fossil on a hard substrate (typically a shell, rock or hardground made of calcium carbonate) formed by regular echinoids as they scraped the surface with their five-toothed Aristotle's Lantern feeding structures.[2]
References
- ^ Wisshak, M.; Knaust, D.; Bertling, M. (2019). "Bioerosion ichnotaxa: review and annotated list". Facies. 65 (2): 24. doi:10.1007/s10347-019-0561-8.
- ^ Bromley, R.G. (1975). "Comparative analysis of fossil and recent echinoid bioerosion". Palaeontology. 18: 725–739.
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