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Dicystoconcha
Taxonomy
Dicystoconcha was named by Termier et al. (1974) [Sepkoski's age data: C Pn P l].
It was assigned to Permianellidae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
It was assigned to Permianellidae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Dicystoconcha Termier et al. p. 122 |
| 1982 | Dipunctella Liang p. 228 |
| 1984 | Guangjiayanella Yang p. 211 |
| 1989 | Guangdongina Mou and Liu p. 457 |
| 1990 | Fabulasteges Liang p. 381 |
| 2000 | Dicystoconcha Williams et al. p. 639 |
| 2002 | Dicystoconcha Sepkoski |
| 2002 | Dipunctella Sepkoski |
| 2002 | Guangdangina Sepkoski |
| 2002 | Guangjiayanella Sepkoski |
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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. †Dicystoconcha Termier et al. 1974
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†Dicystoconcha lapparenti Termier et al. 1974
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Invalid names: Dipunctella contracta Liang 1982 [synonym], Dipunctella stenosulcata Liang 1982 [synonym], Fabulasteges planata Liang 1990 [synonym], Fabulasteges pumilis Liang 1990 [synonym], Guangdongina leguminiformis Mou and Liu 1989 [synonym], Guangdongina perforans Mou and Liu 1989 [synonym], Guangdongina xiamaoensis Mou and Liu 1989 [synonym], Guangjiayanella guangjiayanensis Yang 1984 [synonym], Paritisteges latesulcata Liang 1990 [synonym], Tenerella usualisa Liang 1990 [synonym]
Invalid names: Dipunctella Liang 1982 [synonym], Fabulasteges Liang 1990 [synonym], Guangdongina Mou and Liu 1989 [synonym], Guangjiayanella Yang 1984 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, c = class, p = phylum | |||||
| References: Aberhan et al. 2004, Williams et al. 2000 | |||||
Age range: base of the Roadian to the top of the Wuchiapingian or 274.40000 to 254.14000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Roadian | Afghanistan | D. lapparenti (81407) | |
| Roadian - Wordian | Malaysia | D. lapparenti (40411) | |
| Wordian | Japan | D. lapparenti (118974) | |
| Wordian | Japan (Miyagi) | D. lapparenti (149789) | |
| Capitanian | China (Zhejiang) | Tenerella usualisa (111932 111934) Tenerella usualisa, Paritisteges contracta (95519) Tenerella usualisa, Paritisteges latesulcata, Fabulasteges planata, Fabulasteges pumilis, Dipunctella stenosulcata (111933) | |
| Capitanian | China (Guangdong) | Guangdongina xiamaoensis, Guangdongina leguminiformis, Guangdongina perforans, Guangdongina sp. (95724) | |
| Wuchiapingian | China (Zhejiang) | Dipunctella contracta (120113) | |
| Wuchiapingian | China (Hunan) | D. lapparenti (117461) |