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Eccentrotheca kanesia
Taxonomy
Eccentrotheca kanesia was named by Landing et al. (1980). It is not a trace fossil.
Synonymy list
Year | Name and author |
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1980 | Eccentrotheca kanesia Landing et al. pp. 404 – 407 figs. 8-10, 12-19 |
1986 | Eccentrotheca kanesia Laurie p. 446 figs. 9A-E |
1987 | Eccentrotheca kanesia Hinz pp. 81 – 82 figs. pl. 13 f. 10-11; pl. 15 f. 1-7, 12 |
1989 | Eccentrotheca kanesia Landing et al. p. 760 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Eccentrotheca kanesia Landing et al. 1980
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Diagnosis
Reference | Diagnosis | |
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J. R. Laurie 1986 | Sclerite very variable in shape, ranging from laterally compressed crescentic to vaguely semicircular, with apertural margin straight or concave. In compressed specimens (Fig. 9B, C) apex of crescent truncate and rotated about 30 degrees relative to long narrow aperture. In other specimens shape is less regular, aperture is broad, almost equidimensional. External ornament consis" of coarse, irregular growth lamellae. Interior of sclerite smooth or irregularly undulatory |