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Qilianotryma suspectum
Taxonomy
Euroatrypa suspecta was named by Nikiforova et al. (1982) [Popov in Nikforova et al. 1982
= 1956 Cliftonia ex gr. spiriferoides (McCoy); Rukavishnikova, p. 51, pl. 4, figs 14–15; non M’Coy, 1851,
p. 402.]. Its type specimen is CNIGR 25/11943 (complete shell) and is a 3D body fossil.
It was recombined as Qilianotryma suspecta by Popov et al. (1999); it was recombined as Qilianotryma suspectum by Popov and Cocks (2006).
It was recombined as Qilianotryma suspecta by Popov et al. (1999); it was recombined as Qilianotryma suspectum by Popov and Cocks (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1982 | Euroatrypa suspecta Nikiforova et al. |
| 1999 | Qilianotryma suspecta Popov et al. p. 634 figs. Plate 1, figures 11–15 |
| 2006 | Qilianotryma suspectum Popov and Cocks p. 280 figs. Text-figure 6G–H, J |
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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.
†Qilianotryma suspectum Nikiforova et al. 1982
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L.E. Popov et al. 1999 | Qilianotryma with dorsibiconvex, transverse, sub-oval shell about 76 per cent. as long as wide and 66 per cent as thick as long; radial ornament of fine, closely spaced, costellae about ten to 18 per 5mm along anterior margin; total of 16–20 costellae on the fold and sulcus and up to 40 on flanks; median rib in sulcus accentuated; concentric ornament of fine, regular, elevated concentric fila about ten to 12 per 1 mm; dental plates rudimentary; dorsal adductor scars arranged radially, separated by pair of fine submedian ridges; median ridge fine and faint, bisecting all the adductor muscle field; spiralia with up to six whorls. |