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Taxonomy
Dechenella (Basidechenella) witherspooni was named by Stumm (1968). Its type specimen is UMMP 56620 and is a 3D body fossil. Its type locality is Huron Portland Cement Company Quarry, which is in a Givetian marine limestone in the Alpena Formation of Michigan.
It was recombined as Basidechenella witherspooni by Lieberman (1994).
It was recombined as Basidechenella witherspooni by Lieberman (1994).
Synonymy list
| Year | Name and author |
|---|---|
| 1968 | Dechenella (Basidechenella) witherspooni Stumm p. 33 figs. pl. 1, fig. 2 |
| 1994 | Basidechenella witherspooni Lieberman p. 108 fig. 32.6 |
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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.
†Basidechenella witherspooni Stumm 1968
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| B. S. Lieberman 1994 | Posterior border furrow at distal end flexes slightly anteriorly; prosopon smooth; glabellar furrows developed as pigment patches; faint furrow separates two ridges on anterior cephalic border; anterior edge of glabella in dorsal view appears transverse; tubercles only on anteriormost pygidial axial rings and the anteriormost and six posteriormost thoracic axial rings; posterior margin of pygidium in dorsal view is transverse; 11 pygidial axial rings present. |
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009, Fortey and Owens 1999 | |||||