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Paraglauconia
Taxonomy
Paraglauconia was named by Steinmann (1929) [Sepkoski's age data: K Berr-l K Albi-l Sepkoski's reference number: 815].
It was assigned to Neotaenioglossa by Sepkoski (2002); and to Cassiopidae by Bandel (1993) and Banjac et al. (2007).
It was assigned to Neotaenioglossa by Sepkoski (2002); and to Cassiopidae by Bandel (1993) and Banjac et al. (2007).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1929 | Paraglauconia Steinmann |
| 1993 | Paraglauconia Bandel p. 9 |
| 2002 | Paraglauconia Sepkoski |
| 2007 | Paraglauconia Banjac et al. pp. 64 - 65 |
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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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| N. D. Banjac et al. 2007 | According to
it, the shell is of conical shape with concave whorls. Ornament consists of two rows of nodes positioned at the apical corner and the edge to the base of whorls. Spiral rows of secondary order may occur. The growth lines bear a wide sinus which reflects a wide lobe at the middle of the outer lip of the aperture. |
Measurements
No measurements are available
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| Source: subo = suborder, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Age range: base of the Valanginian to the top of the Middle Albian or 139.80000 to 105.30000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Valanginian | Peru (Ancash) | P. strombiformis (56944) | |
| Valanginian - Barremian | Spain (Biscay) | P. strombiformis (144740) | |
| Hauterivian | Spain (Castellon) | P. gaudryi, P. lorieri (3726) | |
| Hauterivian - Barremian | Peru (Cajamarca) | P. strombiformis (56939) | |
| Aptian | Spain | P. lujani (212765 212766) | |
| Early/Lower Albian | Mexico | P. sp. (161077) | |
| Early/Lower Albian | Brazil | P. sergipensis (142309 142310) | |
| Early/Lower Albian - Middle Albian | Greece | P. lujani (64246) | |
| Middle Albian | Brazil (Sergipe) | P. lyrica (87863) |