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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Rhombocorniculum
Taxonomy
Rhombocorniculum was named by Walliser (1958) [Sepkoski's age data: Cm Tomm-u Cm Boto-l Sepkoski's reference number: 522,885,1006,1244].
It was assigned to Tommotiidae by Missarzhevsky (1984); to Problematica by Sepkoski (2002); and to Bilateria by Li et al. (2003).
It was assigned to Tommotiidae by Missarzhevsky (1984); to Problematica by Sepkoski (2002); and to Bilateria by Li et al. (2003).
Species
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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Atdabanian to the top of the Botomian or 521.00000 to 512.10000 Ma
Collections (30 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Placentian | USA (Massachusetts) | R. cancellatum (56851 56853) R. sp., R. cancellatum (56841) | |
| Atdabanian | Russian Federation (Siberia) | R. insolutum (174247) | |
| Atdabanian | Kazakhstan | R. cancellatum (99301 99302) | |
| Atdabanian | United Kingdom (England) | R. cancellatum (79933 79934) | |
| Atdabanian | China | R. cancellatum (151497) | |
| Atdabanian | Russian Federation (Krasnoyarskiy Kray) | R. insolutum, R. cancellatum (80843) | |
| Atdabanian | Kyrgyzstan | R. cancellatum (99326 99327) | |
| Atdabanian | China (Shaanxi) | R. cancellatum (86679) R. sp., R. cancellatum (57691) | |
| Atdabanian - Botomian | Canada (Nova Scotia) | R. cancellatum (9350 9391) | |
| Atdabanian - Lenian | Germany (Saxony) | R. cancellatum (6899) | |
| Branchian | United Kingdom (England) | R. cancellatum (79928 79931 79932 79936 79937 79939 79942) | |
| Branchian | USA (Massachusetts) | R. cancellatum (56838 56852) | |
| Botomian | Russian Federation (Yakutia) | Rhombicorniculum cancellatum (232979) | |
| Botomian | USA (Massachusetts) | R. cancellatum (56839 56850) | |
| Botomian | Australia (South Australia) | Rhombicorniculum cancellatum (96963) |