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Icrioma
Taxonomy
Icrioma was named by De Wever (1979) [Sepkoski's age data: Tr Carn-u Tr Nori-m Sepkoski's reference number: 707].
It was assigned to Hexaporobrachiidae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
It was assigned to Hexaporobrachiidae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1979 | Icrioma De Wever |
| 1999 | Paricrioma Tekin p. 83 |
| 2001 | Icrioma De Wever et al. p. 138 |
| 2002 | Icrioma Sepkoski |
| 2007 | Paricrioma Bragin |
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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.
G. †Icrioma De Wever 1979
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†Icrioma cistella Carter 1993
†Icrioma cruciformis Tekin 1999
†Icrioma praecipua Blome 1983
†Icrioma tetrancistrum De Wever 1979
†Icrioma transversa Blome 1983
Invalid names: Paricrioma Tekin 1999 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range: base of the Lacian to the top of the Early/Lower Hettangian or 227.30000 to 199.50000 Ma
Collections (79 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tuvalian - Lacian | Türkiye | I. tetrancistrum, I. cruciformis (130681 130689) | |
| Lacian | Türkiye | I. cruciformis (130686 130701) I. sp. A, I. tetrancistrum (130996) I. sp. A, I. tetrancistrum, I. cruciformis (130696 130697) I. sp. A, I. tetrancistrum, I. cruciformis, Paricrioma deweveri (130691) I. tetrancistrum (130695 130700 130703 130709) I. tetrancistrum, I. cruciformis (130685 130687 130692 130693 130698) I. tetrancistrum, I. cruciformis, Paricrioma deweveri (130694) | |
| Lacian | Cyprus | I. cruciformis (94790) I. tetrancistrum (73854) I. tetrancistrum, I. cruciformis, Paricrioma truncatum (94789) | |
| Norian | USA (Oregon) | I. sp., I. praecipua, I. transversa (95117 95118 95119 95120 95126 95128 95131 95132 95133 95134 95135 95136 95137) I. sp., I. transversa (95125 95127 95129 95138 95139 95140) | |
| Sevatian | Canada (British Columbia) | I. cistella (94697) | |
| Rhaetian | Canada (British Columbia) | I. cistella (94701 94702 94724 94727 94728 94729 94744) I. sp. A (94703 94704 94713 94717 94740 94741 94746 94747 94753 94755 94759 94760 94762 94763 94764 97480 97492) I. sp. A, I. cistella (94709 94726 94737) | |
| Rhaetian | Philippines (Palawan) | I. sp. A, I. tetrancistrum (95145) | |
| Rhaetian | Nicaragua | Paricrioma cistella (209712) | |
| Rhaetian | Türkiye | Paricrioma cistella (130665 130668 130669 130670 130673 130674 130675) | |
| Early/Lower Hettangian | Canada (British Columbia) | I. sp. A (97483 97489) |