| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Crassilinidae
Taxonomy
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1955 | Crassilinidae Ljaschenko |
| 1994 | Crassilinidae Farsan p. 53 figs. Table 9 |
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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. †Crassilinidae Ljaschenko 1955
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G. †Alaina Ljaschenko 1966
G. †Crassilina Ljaschenko 1955
G. †Sogdiana Klishevich 1967
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Early/Lower Emsian to the top of the Emsian or 409.10000 to 393.30000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pragian | Russian Federation (Sverdlovskaya Oblast) | Alaina sp. (81750) | |
| Pragian | Czech Republic | Crassilina sp. (80652) | |
| Pragian - Early/Lower Emsian | Russian Federation (Sverdlovskaya Oblast) | Alaina dentata, Alaina sp. (81790) | |
| Pragian - Emsian | Tajikistan | Alaina sp. (45831) | |
| Early/Lower Emsian | Tajikistan | Alaina dentata (45841) | |
| Late/Upper Emsian | Tajikistan | Alaina dentata (45826 45838) |