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Heterocidaridae
Taxonomy
Heterocidaridae was named by Mortensen (1934). Its type is Heterocidaris.
It was assigned to Diadematacea by Fell (1966); and to Cidaroida by Smith (2015).
It was assigned to Diadematacea by Fell (1966); and to Cidaroida by Smith (2015).
Subtaxa
Heterocidaris (syn. Heteroechinus) (type genus)
Synonymy list
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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. †Heterocidaridae Mortensen 1934
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G. †Heterocidaris
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†Heterocidaris wickensis Wright 1861
Invalid names: Heteroechinus Quenstedt 1874 [objective synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Kiessling 2004, Aberhan 1992 | |||||
Age range: base of the Aalenian to the top of the Early/Lower Bajocian or 174.10000 to 168.40000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Toarcian - Aalenian | United Kingdom (Yorkshire) | Heterocidaris wickensis (195972) | |
| Murchisonae | United Kingdom (England) | Heterocidaris wickensis (77240) | |
| Aalenian | United Kingdom (Yorkshire) | Heterocidaris wickensis (195973 195974) | |
| Aalenian - Bajocian | United Kingdom | Heterocidaris wickensis (171500) | |
| Early/Lower Bajocian | Luxembourg | Heterocidaris trigeri (38549) | |
| Discites | Luxembourg | Heterocidaris trigeri (141491) | |
| Bajocian | France | Heterocidaris sp. (34712) |