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Pachytheca
Taxonomy
Pachytheca was named by Schlüter (1885) [Sepkoski's age data: D Eife]. It is not extant. Its type is Pachytheca sphaerica.
It was synonymized subjectively with Monotrypa by Bassler (1953).
It was assigned to Chaetetinae by Hill (1981); to Tabulospongida by Sepkoski (2002); and to Suberitidae by West et al. (2015).
It was synonymized subjectively with Monotrypa by Bassler (1953).
It was assigned to Chaetetinae by Hill (1981); to Tabulospongida by Sepkoski (2002); and to Suberitidae by West et al. (2015).
Species
P. sphaerica (type species)
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1885 | Pachytheca Schlüter |
| 1981 | Pachytheca Hill |
| 2002 | Pachytheca Sepkoski |
| 2015 | Pachytheca West et al. p. 223 |
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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
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Whittington et al. 1997 | |||||
Age range: base of the Homerian to the top of the Early/Lower Givetian or 430.50000 to 383.70000 Ma
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Homerian | Czech Republic | P. sp. (14077 14159) | |
| Gorstian | Czech Republic | P. sp. (14063 14160) | |
| Lochkovian | United Kingdom (England) | P. sphaerica (10679) | |
| Eifelian | Australia (New South Wales) | P. abdita (24210) | |
| Eifelian | Germany (Rheinland-Pfalz) | P. stellimicans (79636 82032) | |
| Eifelian - Givetian | Vietnam | P. alexeikimi, P. abdita (83339) | |
| Early/Lower Givetian | Germany | P. stellimicans (25369) | |
| Early/Lower Givetian | Belgium (Namur) | P. stellimicans (70372 70428 70430) | |
| Givetian | Vietnam | P. sp. (83288) |