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Duostominacea
Taxonomy
Duostominacea was named by Brotzen (1963). It is not extant.
It was assigned to Robertinina by Loeblich and Tappan (1984).
It was assigned to Robertinina by Loeblich and Tappan (1984).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Duostominacea Brotzen |
| 1984 | Duostominacea Loeblich and Tappan |
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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.
Superfm. †Duostominacea Brotzen 1963
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Fm. †Duostominidae Brotzen 1963
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G. †Diplotremina
G. †Duostomina Kristan-Tollmann 1960
G. †Variostoma
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| References: Kiessling 2004, Loeblich and Tappan 1984 | |||||
Collections (111 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Spathian | China (Guizhou) | Diplotremina sp. (116927) Variostoma sp. (116937 116940) | |
| Aegean - Bithynian | China (Guizhou) | Diplotremina sp. (116955 116957 116959 116960) Variostoma sp. (116947) | |
| Anisian | Türkiye | Duostominidae indet. (73816) | |
| Anisian | Italy | Diplotremina astrofimbriata (67717) Duostomina sp. (49915) Duostominidae indet. (67739) | |
| Anisian | Hungary | Diplotremina astrofimbriata (67640) | |
| Bithynian | Greece (Epidavros) | Duostominidae indet. (211424 211427) | |
| Pelsonian | China (Guizhou) | Diplotremina sp. (117036 117037 117038) Diplotremina sp. 1 (117046) Diplotremina sp., Diplotremina sp. 1 (117039) Variostoma sp. 3 (117055) | |
| Pelsonian | Greece (Epidavros) | Duostominidae indet. (211428 211429) | |
| Pelsonian | Italy | Diplotremina astrophimbriata (23570) | |
| Pelsonian - Illyrian | Hungary | Duostomina sp. (81053) | |
| Illyrian | Greece (Epidavros) | Duostominidae indet. (211431) | |
| Illyrian | China (Guizhou) | Diplotremina sp. 1 (117061) Diplotremina sp. 2, Variostoma sp. 4 (117064) Diplotremina sp., Duostomina sp. (110996) | |
| Illyrian - Fassanian | Türkiye | Variostoma sp. (130988) | |
| Fassanian | China (Guizhou) | Variostoma sp. 2 (117072) | |
| Ladinian | Thailand | Duostominidae indet. (67684) | |
| Ladinian | Italy | Diplotremina sp., Duostominidae indet. (73877) Duostomina biconvexa (50962 50963 50964 50965 50967) Duostomina biconvexa, Duostomina alta, Duostomina turboidea (50966) Duostomina biconvexa, Duostomina turboidea (50968 50969 50970 50971 50972) Duostominidae sp. (20659) | |
| Ladinian | Austria (Kärnten) | Diplotremina sp. (81063) | |
| Ladinian | Italy (Trentino-Alto Adige) | Diplotremina astrofimbriata, Variostoma sp. (87098) | |
| Ladinian | Slovakia | Diplotremina astrofimbriata, Diplotremina sp., Variostoma sp. (23867) | |
| Ladinian | Tunisia (Jeffara) | Duostominidae indet. (44741) | |
| Ladinian - Carnian | Türkiye | Duostominidae indet. (73852) | |
| Longobardian | China (Guizhou) | Diplotremina sp. (111004 111006) Variostoma sp. 2 (117078) Variostoma sp. 3 (117080) | |
| Longobardian | Italy | Diplotremina sp. (67723) | |
| Longobardian | Spain | Duostomina sp. (73813) | |
| Julian | Italy | Variostoma exile (163815 163816) | |
| Julian | Slovakia | Duostomina sp. (57037) | |
| Julian | Slovenia | Duostominidae indet. (195833) | |
| Carnian | India | Diplotremina astrofimbriata, Duostomina rotundata (85468) Variostoma acutoangulata (85469) | |
| Carnian | Greece | Diplotremina sp. (56714) | |
| Carnian | Italy | Diplotremina astrofimbriata, Duostomina biconvexa (50985) Diplotremina astrofimbriata, Duostomina biconvexa, Duostomina alta, Variostoma exile (50987) Diplotremina astrofimbriata, Duostomina biconvexa, Variostoma pralongense, Variostoma exile (50982) Duostomina alta (50989) Duostomina biconvexa (50974 50975 50976 50979 50980 50981 50986) Duostomina biconvexa, Variostoma pralongense, Variostoma exile (50984) | |
| Carnian | China (Sichuan) | Variostoma sp. (25403) | |
| Carnian | Slovenia | Duostomina sp. (66930) | |
| Carnian | China (Guizhou) | Variostoma sp. 1 (117087) | |
| Carnian - Norian | Austria | Duostomina sp. (60369 60370) | |
| Late/Upper Triassic | Mexico (Sonora) | Diplotremina sp. (41024) | |
| Norian | Italy | Duostominidae indet. (67731) | |
| Norian | Iran | Duostominidae indet. (37983) | |
| Norian | Italy (Campania) | Duostominidae indet. (38193) | |
| Norian | USA (Oregon) | Diplotremina sp. (38063) | |
| Norian | Austria (Calcareous Alps) | Diplotremina sp., Duostomina sp., Variostoma sp. (38148) | |
| Norian | Bosnia and Herzegovina | Duostominidae indet. (73907) | |
| Norian | India | Diplotremina subangulata (85471) | |
| Norian - Rhaetian | Türkiye | Duostominidae indet. (73893 73894 73899) | |
| Alaunian | Russian Federation (Primorskiy Kray) | Duostominidae indet. (87235) | |
| Sevatian | Austria | Duostomina sp. (170674) | |
| Sevatian | Italy (Sicily) | Duostomina sp. (36454) | |
| Sevatian | Austria (Styria) | Duostomina sp., Variostoma sp. (36516) | |
| Sevatian | Iran | Duostominidae indet. (36869) | |
| Sevatian | Indian Ocean | Duostominidae indet. (36900 36910) | |
| Sevatian | Serbia | Diplotremina sp., Duostomina sp. (221271) | |
| Sevatian - Rhaetian | Indian Ocean | Duostominidae indet. (36902 36911) | |
| Rhaetian | Slovakia | Diplotremina sp. (100046 100089) Diplotremina subangulata (67625) Diplotremina subangulata, Diplotremina sp., Variostoma sp. (49455) | |
| Rhaetian | Austria (Calcareous Alps) | Diplotremina sp. (38141) | |
| Rhaetian | Papua New Guinea | Diplotremina subangulata, Variostoma cochlea, Variostoma coniforme (67687) | |
| Rhaetian | Austria | Diplotremina sp. (100104 100107) | |
| Rhaetian | Indian Ocean | Duostominidae indet. (36905 36912) |