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Crateraster debrisi
Taxonomy
Crateraster debrisi was named by Breton (1992). It is not extant. Its type specimen is Muséum d'Histoire Naturelle of Le Havre, holotype MHNH 8290, paratypes MHNH 8291.
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.
†Crateraster debrisi Breton 1992
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Diagnosis
Reference | Diagnosis | |
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G. Breton 1992 | Marginals of small size, relatively low. Ornament of granule-pits and tiny glassy tubercles. Generally tubercles on adradial part and granule-pits on abradial part. Lateral faces with ball and socket articulation process and adradial side. Pedicellariae-pits oval or of winged-type. |
Measurements
No measurements are available
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Source: f = family, c = class, p = phylum | |||||
References: Blake 1990, Aberhan 1992, Aberhan et al. 2004 |
Age range: Early/Lower Cenomanian or 99.60000 to 93.50000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Early/Lower Cenomanian | France (Normandy) | Crateraster debrisi (59658) |