Heimdallia
Appearance
Heimdallia is an ichnogenus comprising a strange planar trace that does not have a circular cross-section; its maker may have been fed upon by Beaconella.[1]
The trace was probably made by a small crustacean.[2]
References
- ^ McNamara, K.J.; Trewin, N.H. (1993). "A euthycarcinoid arthropod from the Silurian of Western Australia". Palaeontology. 36: 319–335.
- ^ Bradshaw, M.A.; Harmsen, F.J. (2007). "The paleoenvironmental significance of trace fossils in Devonian sediments (Taylor Group), Darwin Mountains to the Dry Valleys, southern Victoria Land" (PDF). Antarctica: A Keystone in a Changing World--Online Proceedings of the 10 thISAES X, edited by AK Cooper and CR Raymond et al., USGS Open-File Report. 1047. Retrieved 2008-04-22.