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Kewia marquamensis
Taxonomy
Kewia marquamensis was named by Linder et al. (1988). Its type specimen is UCMP 38207, a test, and it is a 3D body fossil. Its type locality is UCMP loc. 10568, Wilhoit [Marquam Mbr, Scotts Mills Fm], which is in a Chattian shallow subtidal sandstone in the Scotts Mills Formation of Oregon.
Synonymy list
| Year | Name and author |
|---|---|
| 1988 | Kewia marquamensis Linder et al. p. 953 figs. figs. 5.1-5.8 |
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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.
†Kewia marquamensis Linder et al. 1988
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. A. Linder et al. 1988 | Test very small with subpentagonal outline; width greater than length; both peristome and apical system anteriorly eccentric about 7 percent; periproct supramarginal, situated above ambitus about 2-3 periproct diameters, between third and fourth pair of coronal plates; anterior petal open, inflated distally, distinctly flared; anterior paired petals subparallel, pos- terior paired petals narrowly parallel; bivium angle 62?; smallest adult size observed 5.6 mm (anterior-posterior) with four gono- pores; largest specimen about 14 mm. |