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Lingulellotreta malongensis
Taxonomy
Lingulepis malongensis was named by Rong (1974) [Holotype lost.]. Its type specimen is NIGP 22154, a shell, and it is a 3D body fossil.
It was recombined as Lingulellotreta malongensis by Holmer et al. (1997).
It was recombined as Lingulellotreta malongensis by Holmer et al. (1997).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Lingulepis malongensis Rong p. 114 figs. pl. 44, figs. 27, 32 |
| 1983 | Lingulellotreta ergalievi Koneva (in Gorjansky and Koneva |
| 1983 | Lingulellotreta ergalievi Koneva in Gorjansky and Koneva p. 132 figs. pl. 28, figs. 1-8 |
| 1993 | Lingulepis malongensis Jin et al. p. 794 |
| 1997 | Lingulellotreta malongensis Holmer et al. p. 581 |
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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.
†Lingulellotreta malongensis Rong 1974
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Invalid names: Lingulellotreta ergalievi Koneva in Gorjansky and Koneva 1983 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| Y. G. Jin et al. 1993 | Shell small, up to 7 mm long, oval outline, pseu- dointerarea ranging from 0.25 to 0.35 of length; costae relatively coarse, discontinuous, spinose at frontal end. | |
| L. E. Holmer et al. 1997 | Lingulellotretids with shell elongate oval to subtriangular, posteriorly acuminate; pseudointerareas of both valves with well-developed flexure lines; ventral pseudointer area orthocline; dorsal pseudointerarea with wide, concave median groove and short propareas; visceral areas of both valves not thickened; ventral visceral area extends to midvalve; dorsal visceral area with median tongue that extends somewhat anterior to midvalve. |