perekond

Harpichnus Vallon, Schweigert, Bromley, Röper et Ebert, 2015

Taksoni kirjeldused

Knaust & Neuman, 2016

Diagnosis: Surface imprints parallel to the bedding plane. Imprintsare slightly to sharply bent, more or less hook- to crescent-shaped anddeveloped as negative epirelief (furrow) with adjacent correspondingpositive epirelief (ridge), similar in shape, but not as distinct as the fur-row. The ridge may be on the convex or the concave side of the furrow,rarely on both sides. Usually the single elements, consisting of furrowand ridge each, occur together as irregular clusters, in which the singlefurrow-ridge elements are scattere

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