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Plagiochasma cruciferum
Taxonomy
Ananchytes cruciferus was named by Morton (1830). Its type specimen is ANSP 1464, a test, and it is a 3D body fossil.
It was recombined as Nucleolites cruciferus by Morton (1833); it was recombined as Nucleolites crucifer by Morton (1834); it was recombined as Pygorhynchus crucifer by Ravenel (1850); it was recombined as Echinobrissus crucifer by d'Orbigny (1854); it was recombined as Trematopygus crucifer by d'Orbigny (1858) and Cooke (1942); it was recombined as Trematopygus cruciferus by Clark and Twitchell (1915) and Clark (1915); it was recombined as Rhopostoma cruciferum by Cooke (1959); it was recombined as Plagiochasma cruciferum by Kroh (2001).
It was recombined as Nucleolites cruciferus by Morton (1833); it was recombined as Nucleolites crucifer by Morton (1834); it was recombined as Pygorhynchus crucifer by Ravenel (1850); it was recombined as Echinobrissus crucifer by d'Orbigny (1854); it was recombined as Trematopygus crucifer by d'Orbigny (1858) and Cooke (1942); it was recombined as Trematopygus cruciferus by Clark and Twitchell (1915) and Clark (1915); it was recombined as Rhopostoma cruciferum by Cooke (1959); it was recombined as Plagiochasma cruciferum by Kroh (2001).
Synonyms
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Synonymy list
Year | Name and author |
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1830 | Ananchytes cruciferus Morton p. 245 figs. pl. 3, fig. 8 |
1833 | Nucleolites cruciferus Morton p. 294 |
1834 | Nucleolites crucifer Morton |
1850 | Pygorhynchus crucifer Ravenel p. 160 |
1854 | Echinobrissus crucifer d'Orbigny p. 25 |
1855 | Trematopygus analis dOrbigny |
1857 | Nucleolites analis Agassiz |
1858 | Trematopygus crucifer d'Orbigny p. 387 |
1915 | Trematopygus cruciferus Clark p. 71 |
1915 | Trematopygus cruciferus Clark and Twitchell p. 71 |
1926 | Pyrina freucheni Desor |
1942 | Trematopygus crucifer Cooke p. 10 |
1959 | Rhopostoma cruciferum Cooke p. 26 |
1965 | Plagiochasma analis Meijer |
2001 | Plagiochasma cruciferum Kroh |
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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.
†Plagiochasma cruciferum Morton 1830
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Invalid names: Nucleolites analis Agassiz 1857 [synonym], Pyrina freucheni Desor 1926 [synonym], Trematopygus analis dOrbigny 1855 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class, p = phylum | |||||
References: Kiessling 2004, Aberhan 1992 |
Collections (12 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Danian | USA (Georgia) | Rhopostoma cruciferum (155919) | |
Danian | USA (Alabama) | Rhopostoma cruciferum (2813 2814 2838 2839 2840 2841 2842 155921) | |
Danian | Denmark | Pyrina freucheni (89866) | |
Danian | Austria | Plagiochasma cruciferum (47930) | |
Thanetian | USA (New Jersey) | Trematopygus cruciferus (3113) |