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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Streptacis whitfieldi
Taxonomy
Streptacis whitfieldi was named by Meek (1871). It is not extant.
Synonymy list
| Year | Name and author |
|---|---|
| 1871 | Streptacis whitfieldi Meek |
| 1931 | Streptacis whitfieldi Knight p. 12 figs. pl. 2 f. 1; txt. f. 1c-e, j |
| 1967 | Streptacis whitfieldi Yochelson and Saunders p. 229 |
| 1985 | Streptacis whitfieldi Anderson et al. p. 1021 figs. f. 2.1, 4.10-4.11 |
| 1995 | Streptacis whitfieldi Batten p. 36 figs. 53a-b |
| 1997 | Streptacis whitfieldi Hoare et al. p. 1036 |
| 2001 | Streptacis whitfieldi Kues and Batten pp. 89 - 90 figs. f. 18.1 |
| 2002 | Streptacis whitfieldi Bandel pp. 50 - 52 figs. f. 1-5 |
| 2023 | Streptacis whitfieldi Wagner p. 4501 |
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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.
†Streptacis whitfieldi Meek 1871
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. L. Batten 1995 | Slender, high-spired orthostrophic shells. Early whorls heterostrophic with varying degrees of axial tilt, are more loosely coiled. Adult whorl profile evenly inflated to slightly angulate with midwhorl periphery. Growth lines form v-shaped, broad sinus culminating at periphery. Sutures sharp and deep. Base rounded and whorls embrace on base. Aperture ovate with slight siphonal notch. |