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Sanguinolites naiadiformis
Taxonomy
Sanguinolites naiadiformis was named by Winchell (1871). It is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1871 | Sanguinolites naiadiformis Winchell p. 255 |
| 1888 | Sanguinolites naiadiformis Herrick p. 71 figs. pl. 4 f. 2; pl. 9 f. 3; pl. 10 f. 2 |
| 1991 | Sanguinolites naiadiformis Busanus and Hoare p. 475 figs. 5.23 - 5.25 |
| 1993 | Sanguinolites naiadiformis Hoare p. 392 figs. 7.6 – 7.7 |
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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.
†Sanguinolites naiadiformis Winchell 1871
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. W. Busanus and R. D. Hoare 1991 | Elongate, suboval, thin-shelled; beaks located in anterior one-third of length with moderately produced anterior portion; ornamentation of fine, closely spaced, comarginal ridges and some coarser ridges in some specimens.
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| R. D. Hoare 1993 | Elongate, suboval, thin-shelled Sanguinolites; beaks approximately one-third length from anterior margin; dorsal and ventral margins subparallel; anterior portion of shell moderately produced; ornamentation of fine, closely spaced, comarginal lirae and some coarser ridges; interior features not observed. |