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n.1.(Paleon.) An ancient wormhole in sand, preserved in the rocks.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Trace fossils Nereites, Helminthopsis, Cruziana, Lockeia, Cochlichnus, Arenicolites, Archaeonassa, Aulichnites, Phycodes and Planolites are found.
This ichnocoenosis is interpreted as being inhabited by detritus-feeding crustaceans (Thalassinoides), anemones (Conichnus) and suspension-feeding or predatory annelids (Arenicolites, Palaeophycus, Planolites and Skolithos), and also includes rare bivalve borings (Teredolites) in wood that was presumably floating.
Trace fossils of this morphology, but without spreite, are also ascribed to Arenicolites, which however displays parallel arms (see Hofmann et al.