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Ammodiscus
Taxonomy
Ammodiscus was named by Reuss (1862) [Sepkoski's age data: Cm uMid R Sepkoski's reference number: 579]. It is extant. Its type is Ammodiscus cretaceus.
It was assigned to Foraminiferida by Sepkoski (2002); and to Ammodiscidae by Cushman (1927), Morlotti (1988), Loeblich and Tappan (1988), Neagu and Cirnaru (2004).
It was assigned to Foraminiferida by Sepkoski (2002); and to Ammodiscidae by Cushman (1927), Morlotti (1988), Loeblich and Tappan (1988), Neagu and Cirnaru (2004).
Species
A. anceps, A. auricula, A. centrifugus, A. cretaceus (type species), A. fusiformis, A. incertus, A. jurassicus, A. milioloides, A. parapriscus, A. robertsoni
Species lacking formal opinion data
A. annularis, A. annulinoides, A. bradynus, A. cretaceous, A. gaultinus, A. giganteus, A. glabratus, A. glabratus, A. grandis, A. gualtinus, A. hashimotoi, A. incognitus, A. infimus, A. jasper, A. latus, A. longexsertus, A. mackenziensis, A. multicinctus, A. nitidus, A. nuceus, A. oonahensis, A. peruvianus, A. peruvianus, A. planus, A. roessleri, A. semiconstrictus, A. septentrionalis, A. siliceus, A. tenuissimus, A. turbulensis, A. veteranus
Entered
by J. Sepkoski on 2003-01-23; modified by K. Jamson on 2020-11-09
Synonymy list
| Year | Name and author |
|---|---|
| 1862 | Ammodiscus Reuss |
| 1927 | Ammodiscus Cushman p. 18 |
| 1988 | Ammodiscus Loeblich and Tappan |
| 1988 | Ammodiscus Morlotti p. 277 |
| 2002 | Ammodiscus Sepkoski |
| 2004 | Ammodiscus Neagu and Cirnaru p. 279 |
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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. Ammodiscus Reuss 1862
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†Ammodiscus anceps Brady 1876
†Ammodiscus auricula Chapman 1895
†Ammodiscus centrifugus Brady 1873
†Ammodiscus cretaceus Reuss 1845
†Ammodiscus fusiformis Chapman 1895
†Ammodiscus incertus d'Orbigny 1839
†Ammodiscus jurassicus Haeusler 1882
†Ammodiscus milioloides Jones et al. 1869
†Ammodiscus parapriscus Ho 1959
†Ammodiscus robertsoni Brady 1876
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order | |||||
| References: Loeblich and Tappan 1984, Loeblich and Tappan 1988, Kiessling 2004 | |||||
Age range: base of the Early/Lower Cambrian to the top of the Holocene or 538.80000 to 0.00000 Ma
Collections (374 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Cambrian | Senegal | A. sp. (97595) | |
| Frasnian - Famennian | Vietnam | A. sp. (83255) | |
| Late/Upper Famennian | USA (Montana) | A. sp. (643) | |
| Kinderhookian | USA (Indiana) | A. longexsertus (6733 6734) | |
| Chadian | USA (Indiana) | A. sp. (2249 2442) | |
| Visean | United Kingdom (Northern Ireland) | A. sp. (211911) | |
| Brigantian | United Kingdom (England) | A. anceps (73424) A. incertus (73394 73399 73420 73429) | |
| Chesterian | USA (Montana) | A. sp. (581) | |
| Pendleian | United Kingdom (England) | A. incertus (73467) | |
| Pennsylvanian | USA (Texas) | A. incertus (217080) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Pliocene | North Pacific | A. sp. (252867) | |
| Pliocene - Pleistocene | North Pacific | A. spp. (267796) | |
| Pleistocene | Indian Ocean | A. sp. (251535) | |
| Quaternary | North Pacific | A. sp. (263496) | |
| NN19 | Indian Ocean | A. sp. (259150 259968 259970) | |
| G. ruber PRZ | Indian Ocean | A. sp. (256708 256709 256712) | |
| G. truncatulinoides PRSZ | Indian Ocean | A. sp. (256728) | |
| NN20 | Indian Ocean | A. sp. (259148) | |
| NN21 | Indian Ocean | A. sp. (259786) | |
| Holocene | Indian Ocean | A. sp. (251534) | |