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Ajacicyathus
Taxonomy
Ajacicyathus was named by Bedford and Bedford (1939) [Sepkoski's age data: Cm Atda-l Cm Tojo-l Sepkoski's reference number: 1243].
It was assigned to Ajacicyathida by Sepkoski (2002); and to Ajacicyathidae by Kerner et al. (2011).
It was assigned to Ajacicyathida by Sepkoski (2002); and to Ajacicyathidae by Kerner et al. (2011).
Species
Species lacking formal opinion data
A. aequitriens, A. aequitriens, A. ajax, A. anabarensis, A. araius, A. arteintervallum, A. bedfordorum, A. biohermicus, A. cautus, A. centesimus, A. consuetus, A. foraminatus, A. gigantoporus, A. immanis, A. mongolicus, A. rimouski, A. shoricus, A. subturbidus, A. tkatchenkoi, A. tkatschenkoi, A. turbidus, A. virgathus, A. virgatus
Entered
by J. Sepkoski on 2003-01-23; modified by P. Wagner on 2022-11-04
Synonymy list
| Year | Name and author |
|---|---|
| 1939 | Ajacicyathus Bedford and Bedford |
| 2002 | Ajacicyathus Sepkoski |
| 2011 | Ajacicyathus Kerner et al. p. http://archaeocyatha.infosyslab.fr/gener |
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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. †Ajacicyathus Bedford and Bedford 1939
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†Ajacicyathus crassus Debrenne 1961
†Ajacicyathus nevadensis Okulitch 1943
†Ajacicyathus yukonensis Kawase and Okulitch 1957
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| References: Kiessling 2004, Bambach et al. 2007 | |||||
Collections (60 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tommotian | Russian Federation (Sakha) | A. tkatschenkoi, A. anabarensis (232888) A. virgatus (232887) | |
| Tommotian | Russian Federation (Y) | A. anabarensis (10093) | |
| Tommotian | Russian Federation (Yakutiya) | A. anabarensis (96400) A. gigantoporus, A. sp. (80951) A. subturbidus, A. centesimus, A. tkatchenkoi (80950) A. tkatchenkoi (80953) A. tkatchenkoi, A. anabarensis (80952) A. tkatschenkoi (96251 96391 96394) A. virgatus (10041) | |
| Tommotian | Russian Federation (Yakutia) | A. tkatschenkoi (45856) A. tkatschenkoi, A. anabarensis, A. cautus, A. turbidus (96393) A. tkatschenkoi, A. anabarensis, A. turbidus (10067) A. virgathus, A. tkatschenkoi (45847) A. virgatus, A. tkatschenkoi (96245) | |
| Atdabanian | Canada (British Columbia) | A. crassus (49012) A. yukonensis (49011) | |
| Atdabanian | Russian Federation (Kemorovo) | A. sp. (56748 56753) | |
| Atdabanian | Russian Federation | A. immanis, A. sp. (10170) | |
| Atdabanian | Russian Federation (Yakutiya) | A. biohermicus (81220) A. biohermicus, A. sp. (81221) A. biohermicus, A. sp., A. arteintervallum (81219) A. sp. (81205 81216) A. sp., A. anabarensis (81196) A. sp., A. anabarensis, A. gigantoporus (81197 81204) A. sp., A. arteintervallum (81218) A. sp., A. biohermicus (81203 81214 81217) A. sp., A. biohermicus, A. anabarensis, A. gigantoporus (81198) A. sp., A. biohermicus, A. arteintervallum (81201) A. sp., A. biohermicus, A. gigantoporus, A. tkatschenkoi (81195) A. sp., A. tkatschenkoi, A. biohermicus, A. gigantoporus (81194) | |
| Atdabanian | Russian Federation (Yakutia) | A. arteintervallum (10065) | |
| Atdabanian | Mongolia | A. mongolicus (63210) | |
| Atdabanian | Russian Federation (Khakasiya) | A. shoricus (81310 81311) | |
| Atdabanian - Botomian | Mongolia | A. mongolicus (22939 22940) | |
| Montezuman - Atdabanian | Mexico | A. rimouski, A. nevadensis (10681) | |
| Montezuman | Mexico | A. rimouski, A. nevadensis (10682) | |
| Montezuman - Dyeran | USA (California) | A. nevadensis (217094) | |
| Botomian | Russian Federation (Kemorovo) | A. bedfordorum (56763) | |
| Botomian | China (Guizhou) | A. sp. (79911) | |
| Botomian | Russian Federation (Yakutiya) | A. biohermicus, A. consuetus (81222) A. sp. (81240) | |
| Botomian | Australia (South Australia) | A. aequitriens (79944) A. aequitriens, A. foraminatus (81016) | |
| Botomian | Canada (Yukon) | A. sp. (80948) | |
| Botomian | Russian Federation (Khakasiya) | A. sp. (81444) | |
| Botomian | Antarctica | A. ajax (62871) A. ajax, A. araius (80915) | |
| Botomian - Toyonian | Canada (Yukon) | A. sp. (80949) | |
| Lenian | Kyrgyzstan | A. sp. (81268) | |
| Toyonian | Australia (South Australia) | A. sp. (81025) |