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Pisidium leslieae
Taxonomy
Pisidium leslieae was named by Firby (1966). Its type specimen is UCMP 37872, a shell, and it is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1966 | Pisidium leslieae Firby p. 463 figs. 2, 3, 6, 7, 10 |
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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.
†Pisidium leslieae Firby 1966
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. R. Firby 1966 | Shell trigonal, inflated; beaks high, two-thirds distant from anterior margin; surface of shell with prominent concentric sculpture, regularly spaced, uniform in size near beak, stronger towards margin; hinge arched, wath cardinal area almost straight; posterior margin slightly curved; right valve with two posterior and two anterior laterals, posterior laterals slightly more massive than anterior; cavity between both posterior and anterior laterals deep; dorsal laterals low, ventral laterals roundly pointed; crescent-shaped shallow ligamental groove from cardinal tooth extends anteriorly to, but does not meet, anterior lateral; 2 triangular, pointed cardinal teeth; anterior cardinal extended to form low ridge which joins anterior lateral, forming ventral boundary of the anterior ligamental groove. |
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Aberhan et al. 2004, Bush and Bambach 2015 | |||||
Collections
No collection or age range data are available