| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Aulacodiscus
Taxonomy
Aulacodiscus was named by Ehrenberg (1844). It is extant.
It was assigned to Eupodiscaceae by Lakhanpal et al. (1976); to Aulacodiscaceae by Round et al. (1990); and to Heliopeltaceae by Chrétiennot-Dinet et al. (1993).
It was assigned to Eupodiscaceae by Lakhanpal et al. (1976); to Aulacodiscaceae by Round et al. (1990); and to Heliopeltaceae by Chrétiennot-Dinet et al. (1993).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1844 | Aulacodiscus Ehrenberg p. 73 |
| 1976 | Aulacodiscus Lakhanpal et al. |
| 1990 | Aulacodiscus Round et al. |
| 1993 | Aulacodiscus Chrétiennot-Dinet et al. p. 163 |
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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
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Campanian to the top of the Pleistocene or 83.60000 to 0.01170 Ma
Collections (56 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Campanian | Canada (Northwest Territories) | A. breviprocesus (57626 57629 57630 57633) | |
| Campanian | Antarctica | A. sp. (57573 57574) | |
| Maastrichtian | Antarctica | A. breviprocessus (57556) A. breviprocessus, A. nigrescens (57557) A. nigrescens, A. sp. A. (57568) A. sp. A. (57558 57562 57569) A. sp., A. sp. A. (57563) | |
| Paleocene | Antarctica | A. nigrescens, A. sp. (57545) A. simbiriskianus, A. sp. (57538 57540) A. sp. (57541 57542 57550 57551) | |
| Early/Lower Miocene | Southern Ocean | A. brownei (256688) | |
| Neogene | India (Andaman and Nicobar Islands) | A. amoenus, A. angulatus, A. argus, A. kittoni, A. macreaenus, A. orientalis, A. parvulus, A. scaber, A. kittoni, A. crux (224619) | |
| Middle Miocene | Southern Ocean | A. brownei (256668) | |
| Late/Upper Miocene | Southern Ocean | A. brownei (247485 247486 247496 251401 258573) | |
| Late/Upper Miocene - Pliocene | Southern Ocean | A. brownei (247483 247484) | |
| Pliocene | Southern Ocean | A. brownei (247463 247464 247466 247479 247480 247481 247482 248885) | |
| Pleistocene | Southern Ocean | A. brownei (247590 247593 247594 247597 247598 247600 248875 248876 248877 248878 248879 248880 248881 248883 248998 248999 249001 255269) |