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Opalia (Nodiscala)
Taxonomy
Nodiscala was named by De Boury (1890) [Sepkoski's age data: T Eo R]. It is extant.
It was reranked as Epitonium (Nodiscala) by Lowe (1932); it was reranked as Opalia (Nodiscala) by Durham (1937), Todd (2001); it was reranked as Scalina (Nodiscala) by Gardner (1947).
It was assigned to Epitonium by Lowe (1932); to Scalina by Gardner (1947); to Opalia by Durham (1937), Todd (2001); and to Neotaenioglossa by Sepkoski (2002).
It was reranked as Epitonium (Nodiscala) by Lowe (1932); it was reranked as Opalia (Nodiscala) by Durham (1937), Todd (2001); it was reranked as Scalina (Nodiscala) by Gardner (1947).
It was assigned to Epitonium by Lowe (1932); to Scalina by Gardner (1947); to Opalia by Durham (1937), Todd (2001); and to Neotaenioglossa by Sepkoski (2002).
Subtaxa
Species lacking formal opinion data
Nodiscala bimonilifera, Nodiscala scacchii, Nodiscala suzuensis, Opalia bezanconi, Opalia brawinderi, Opalia deboury, Opalia debouryi, Opalia excentrica, Opalia forestii, Opalia fratercula, Opalia grata, Opalia interrupta, Opalia pertusa, Opalia pertusa, Opalia plicata, Opalia plicosa, Opalia pontileviensis, Opalia pumilio, Opalia pusilla, Opalia pusilla, Opalia pusilla, Opalia rugatina, Opalia rugifera, Opalia rugosa, Opalia rugulosa, Opalia scacchii, Opalia schacchi, Opalia soror, Opalia tehuacana, Opalia varicostata, Pliciscala byramensis, Pliciscala dasystoma
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1890 | Nodiscala De Boury p. 12 |
| 1891 | Funiscala de Boury |
| 1932 | Epitonium (Nodiscala) Lowe |
| 1937 | Opalia (Nodiscala) Durham p. 504 |
| 1947 | Scalina (Nodiscala) Gardner p. 578 |
| 1990 | Funiscala Beu et al. p. 411 |
| 1995 | Opalia (Funiscala) Pacaud and Le Renard |
| 2001 | Opalia (Nodiscala) Todd |
| 2002 | Funiscala Sepkoski |
| 2002 | Nodiscala 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.
Subg. Opalia (Nodiscala) De Boury 1890
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†Opalia (Nodiscala) obtusicostata Wood 1842
Invalid names: Funiscala de Boury 1891 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. W. Durham 1937 | Shell small, slender, non-umbilicate; axial ribs nodose, ill-defined; occasional varices present representing resting stages, the last one very prominent; spiral ribs present, distinct; on last whorl there are two angulations, the lowest representing the keel bounding basal disk; interspaces between spiral ribs strongly punctate; aperture ovate, outer lip much thickened by terminal varix, inner lip moderately thick. Abundant in warm seas, usually in depths of less than 100 fathoms. |
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Beu et al. 1990, Kiessling 2004 | |||||
Age range: base of the Lutetian to the top of the Late/Upper Pliocene or 48.07000 to 2.58000 Ma
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lutetian | France (Centre) | Opalia pontileviensis, Opalia schacchi (178085) | |
| Aquitanian | France | Nodiscala bimonilifera (74861) | |
| Early/Lower Miocene | Germany (North Rhein-Westfalia) | Opalia rugatina (62883) | |
| Early/Lower Miocene - Middle Miocene | Germany (North Rhein-Westfalia) | Opalia rugatina, Opalia sp. (62884) | |
| Burdigalian | Germany | Nodiscala scacchii (111599) | |
| Langhian | Japan | Nodiscala suzuensis (176558) | |
| Middle Miocene | Germany (North Rhein-Westfalia) | Opalia rugatina (61896 61897 61898 61899 61900 61901 61903 61905 62885) | |
| Messinian | Panama (Bocas del Toro) | Opalia sp. (135816 135821) | |
| Zanclean | United Kingdom (England) | Scalaria obtusicostata (84755) | |
| Zanclean | Belgium (Antwerp) | Opalia obtusicostata (179597) | |
| Late/Upper Pliocene | Venezuela | Opalia pumilio (131210) |