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Pachastrellidae
Taxonomy
Pachastrellidae was named by Carter (1875). It is extant. Its type is Pachastrella.
It was assigned to Pachastrellida by Finks et al. (2004); and to Astrophorida by Pisera and Bitner (2007).
It was assigned to Pachastrellida by Finks et al. (2004); and to Astrophorida by Pisera and Bitner (2007).
Synonymy list
| Year | Name and author |
|---|---|
| 1875 | Pachastrellidae Carter |
| 2004 | Pachastrellidae Finks et al. |
| 2007 | Pachastrellidae Pisera and Bitner |
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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.
Fm. Pachastrellidae Carter 1875
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G. †Acanthophora
G. †Paropsites
G. †Youngella
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| References: Whittington et al. 1997, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Early/Lower Kimmeridgian to the top of the Tortonian or 154.80000 to 7.24600 Ma
Minimum age of oldest fossil (stem group age): 152.21 Ma
Minimum age of oldest fossil (stem group age): 152.21 Ma
Collections (17 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Kimmeridgian | Germany (Lower Saxony) | Pachastrellidae indet. (24127) | |
| Tithonian | United Kingdom | Pachastrella sp. (68088) | |
| Early/Lower Turonian | Germany (Bayern) | Propachastrella sp. (114012) | |
| Turonian | Germany (Niedersachsen) | Propachastrella primaeva (110531) | |
| Campanian | Germany (Niedersachsen) | Propachastrella primaeva, Helobrachium consecatum (110530) | |
| Early/Lower Campanian | Poland | Propachastrella primaeva (110120 110122 110330) | |
| Late/Upper Campanian | Germany | Propachastrella primaeva (64215) | |
| Late/Upper Campanian | Germany (Niedersachsen) | Propachastrella primaeva (31993) | |
| Lutetian | Ukraine | Pachastrellidae indet. (229623) | |
| Late/Upper Eocene | Australia (Western Australia) | Brachiaster claudelevii (110118) | |
| Priabonian | Ukraine | Pachastrellidae indet. (229620) Pachastrellidae indet., Triptolemma sp. (229619) | |
| Burdigalian | Algeria | Pachastrella sp. (114102) | |
| Serravallian | Portugal | Pachastrellidae indet. (117021) | |
| Tortonian | Spain (Andalusia) | Pachastrella sp. (110114) |