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Thaerodonta recedens
Taxonomy
Leptaena recedens was named by Sardeson (1892).
It was recombined as Thaerodonta recedens by Wang (1949), Howe (1965) and Howe (1988); it was recombined as Eoplectodonta recedens by Catalani (1987); it was recombined as Eochonetes recedens by Bauer and Stigall (2016).
It was recombined as Thaerodonta recedens by Wang (1949), Howe (1965) and Howe (1988); it was recombined as Eoplectodonta recedens by Catalani (1987); it was recombined as Eochonetes recedens by Bauer and Stigall (2016).
Synonyms
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Synonymy list
Year | Name and author |
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1892 | Leptaena recedens Sardeson p. 330 figs. pl. 4, figs. 29-32. |
1892 | Leptaena saxea Sardeson p. 330 figs. pl. 4, figs. 33–35 |
1949 | Thaerodonta recedens Wang p. 20 figs. pl. 11A, figs. 1-3 |
1949 | Thaerodonta saxea Wang p. 21 figs. pl. 11B, figs. 1–5. |
1965 | Thaerodonta recedens Howe pp. 649 - 651 figs. P1. 81, figs. 13-17 |
1972 | Thaerodonta saxea Howe figs. pl. 1 f. 10; pl. 2 f. 5, 9-10; pl. 3 f. 1-6 |
1987 | Eoplectodonta recedens Catalani p. 211 |
1988 | Thaerodonta recedens Howe |
2016 | Eochonetes recedens Bauer and Stigall pp. 906 - 907 fig. 9.7–9.13 |
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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.
†Thaerodonta recedens Sardeson 1892
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Diagnosis
Reference | Diagnosis | |
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J. E. Bauer and A. L. Stigall 2016 | Lateral margins acute to gently sloping; anterior margin truncate. Ventral anterior margin occasionally forming broad sulcus. Accessory teeth subdued if present. Cardinal fossettes/denticles originating in center of hinge line; averaging 5–9 per cardinal extremity, evenly spaced along hinge line, typically increasing in size laterally. |