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Incisius
Taxonomy
Incisius was named by Grant (1976) [Sepkoski's age data: P Sakm P Dora Sepkoski's reference number: 963,1142]. It is the type genus of Incisiini.
It was assigned to Strophomenida by Sepkoski (2002); and to Incisiini by Williams et al. (2000), Shen et al. (2003).
It was assigned to Strophomenida by Sepkoski (2002); and to Incisiini by Williams et al. (2000), Shen et al. (2003).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Incisius Grant p. 103 |
| 2000 | Incisius Williams et al. p. 442 |
| 2002 | Incisius Sepkoski |
| 2003 | Incisius Shen et al. p. 236 |
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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.
G. †Incisius Grant 1976
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†Incisius huatangensis Liao and Meng 1986
†Incisius longlinensis Yang 1986
†Incisius spiralis Yang 1986
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 19 | 2.76 | 1.20 | 5.00 | 3.00 | 1.14 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Williams et al. 2000, Aberhan et al. 2004 | |||||
Age range: base of the Asselian to the top of the Changhsingian or 298.90000 to 251.90200 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asselian | Slovenia | Productus incisus (129658) | |
| Sakmarian | China (Guangxi) | I. spiralis, I. longlinensis (134321) | |
| Sakmarian | Japan | I. incisus (229575) | |
| Kungurian | China (Guangxi) | I. longlinensis (134340) | |
| Roadian | Thailand (Trang) | I. concisus (40896 40899) I. cornuta (40897) | |
| Roadian | Ukraine | I. sp. (102500) | |
| Wuchiapingian | China (Xizang) | I. sp. (24590) | |
| Changhsingian | China (Hunan) | I. huatangensis (111899) | |
| Changhsingian | Russian Federation | Productus incisus (127858 127860) |