Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pradesuridae
Taxonomy
Pradesuridae was named by Spencer (1951). It is not extant. Its type is Pradesura.
It was assigned to Eophiuricae by Spencer (1951), Lehmann (1957) and Owen (1965); and to Proturina by Spencer and Wright (1966), Boczarowski (2001) and Blake (2013).
It was assigned to Eophiuricae by Spencer (1951), Lehmann (1957) and Owen (1965); and to Proturina by Spencer and Wright (1966), Boczarowski (2001) and Blake (2013).
Subtaxa
Synonymy list
Year | Name and author |
---|---|
1951 | Pradesuridae Spencer p. 111 |
1957 | Pradesuridae Lehmann p. 20 |
1965 | Pradesuridae Owen p. 547 |
1966 | Pradesuridae Spencer and Wright p. U80 |
2001 | Pradesuridae Boczarowski p. 8 |
2013 | Pradesuridae Blake p. 367 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Pradesuridae Spencer 1951
show all | hide all
G. †Erinaceaster Lehmann 1957
hide
†Erinaceaster giganteus Lehmann 1957
†Erinaceaster tenuispinosus Lehmann 1957
G. †Stuertzura Gregory 1897
hide
†Sturtzura brisingoides Gregory 1889
†Sturtzura leptosomoides Chapman 1907
Diagnosis
Reference | Diagnosis | |
---|---|---|
W. K. Spencer 1951 | Outer lateralia broad, with a single row of spines placed at an angle to the arm axis |
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|||||
|
|||||
|
|
||||
|
|
||||
Source: subp = subphylum, p = phylum | |||||
References: Bambach et al. 2007, Aberhan 1992 |
Age range: Early/Lower Emsian or 409.10000 to 402.50000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Early/Lower Emsian | Germany | Erinaceaster tenuispinosus, Erinaceaster giganteus (26904) |