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Ammagnostidae
Taxonomy
Ammagnostidae was named by Opik (1967). It is not extant. Its type is Ammagnostus.
It was reranked as the subfamily Ammagnostinae by Jago et al. (2004).
It was assigned to Agnostida by Hong et al. (2003); to Agnostidae by Jago et al. (2004); and to Condylopygoidea by Naimark and Pegel (2017).
It was reranked as the subfamily Ammagnostinae by Jago et al. (2004).
It was assigned to Agnostida by Hong et al. (2003); to Agnostidae by Jago et al. (2004); and to Condylopygoidea by Naimark and Pegel (2017).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Ammagnostidae Opik |
| 2003 | Ammagnostidae Hong et al. |
| 2004 | Ammagnostinae Jago et al. p. 27 |
| 2017 | Ammagnostidae Naimark and Pegel p. 1208 |
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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.
Fm. †Ammagnostidae Opik 1967
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G. †Ammagnostus Opik 1967
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†Ammagnostus adchinensis Schrank 1975
†Ammagnostus cryptus Peng and Robison 2000
†Ammagnostus duibianensis Lu and Lin 1989
†Ammagnostus euryaxis Opik 1967
†Ammagnostus histus Peng and Robison 2000
†Ammagnostus hunanensis Peng and Robison 2000
†Ammagnostus incertus Robison 1964
†Ammagnostus integriceps Opik 1967
†Ammagnostus jegorovae Romanenko 1984
†Ammagnostus parvilobus Ergaliev and Ergaliev 2008
†Ammagnostus psammius Opik 1967
†Ammagnostus serus Choi et al. 2004
†Ammagnostus simplexiformis Rozova 1964
†Ammagnostus sinensis Peng 1987
†Ammagnostus spinosus Ergaliev and Ergaliev 2008
†Ammagnostus timus Ergaliev and Ergaliev 2008
†Ammagnostus wangcunensis Peng and Robison 2000
Invalid names: Agnostoglossa Öpik 1967 [synonym], Tentagnostus Sun 1989 [synonym]
G. †Proagnostus Butts 1926
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†Proagnostus bulbus Butts 1926
Invalid names: Agnostascus Öpik 1967 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Reference: Kiessling 2004 | |||||
Age range: base of the Taijangian to the top of the Nganasanian or 509.00000 to 495.00000 Ma
Collections (125 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cambrian | USA (Wisconsin) | Proagnostus sp. (230) | |
| Taijangian | China (Hunan) | Ammagnostus laiwuensis (49159) | |
| Middle Cambrian | India | Proagnostus bulbus (114633 114635) | |
| St Davids | North Korea | Ammagnostidae indet. (49082) | |
| Taijangian - Wangcunian | China (Shandong) | Peronopsis laiwuensis (126900) | |
| Taijangian - Wangcunian | China (Liaoning) | Peronopsis laiwuensis (126913) | |
| Mayan | Russian Federation (Altai (Region)) | Peronopsis jegorovae (10060) | |
| Mayan | Russian Federation (Krasnoyar) | Agnostus simplexiformis (131486 131487) | |
| Menevian | USA (Utah) | Ammagnostus beltensis (10572) Proagnostus bulbus, Ammagnostus laiwuensis (230681) | |
| Menevian | Greenland (Peary Land) | Ammagnostus beltensis (49488) Proagnostus bulbus (49485) | |
| Marjumian | Greenland (Peary Land) | Ammagnostus beltensis, Proagnostus bulbus (49434) Proagnostus bulbus (49433 49435 49449 49450 49483) | |
| Marjumian | USA (Utah) | Ammagnostus lochmanae, Ammagnostus laiwuensis (230679) | |
| Marjumian | USA (Alabama) | Proagnostus sp. (75641) | |
| Wangcunian | China (Hunan) | Ammagnostus laiwuensis (49161 49162 49163 49164 49274 49283 128319 128337 128341) | |
| Wangcunian - Guzhangian | China (Henan) | Peronopsis laiwuensis (127076) | |
| Zhanaarykian | Kazakhstan | Ammagnostus incertus, Ammagnostus laiwuensis (118102) Ammagnostus integriceps, Ammagnostus spinosus, Ammagnostus incertus, Ammagnostus laiwuensis (9958) Ammagnostus laiwuensis (9963) Ammagnostus sinensis, Ammagnostus laiwuensis (118099) Ammagnostus spinosus, Ammagnostus incertus, Ammagnostus laiwuensis (9961 9962 118097) | |
| Boomerangian | Australia (Tasmania) | Proagnostus bulbus, Ammagnostus laiwuensis (69972 69973) | |
| Guzhangian | China | Ammagnostus shandongensis (233818) | |
| Guzhangian | China (Hunan) | Agnostascus sinensis, Agnostascus orientalis, Ammagnostus sinensis (128931) Agnostascus sinensis, Ammagnostus sinensis (128933) Ammagnostus cryptus (126443) Ammagnostus cryptus, Ammagnostus hunanensis (126444) Ammagnostus histus (49186 49187) Ammagnostus laiwuensis (49169 49172 49173 49174 49294 49295 49298 126304 128347 128351 128352 128364 128365) Ammagnostus sinensis (49185 107050) Ammagnostus sinensis, Ammagnostus histus, Ammagnostus cryptus (49184) Ammagnostus wangcunensis (49171 126324) Proagnostus bulbus (49175 49177 49179 126309 126311 126312 126317 126318 126327) Proagnostus bulbus, Ammagnostus cryptus (49181) Proagnostus bulbus, Ammagnostus hunanensis (49178 49182) Proagnostus bulbus, Ammagnostus hunanensis, Ammagnostus laiwuensis (49176) Proagnostus bulbus, Ammagnostus laiwuensis (126287 126303) Proagnostus bulbus, Ammagnostus sinensis, Ammagnostus wangcunensis, Ammagnostus hunanensis (126439) Proagnostus bulbus, Ammagnostus wangcunensis (126314 126323 126325 126328 126329 126346 126348) Proagnostus bulbus, Ammagnostus wangcunensis, Ammagnostus hunanensis (126330) | |
| Guzhangian | China (Jiangsu) | Agnostascus sp. (127387) | |
| Guzhangian | China (Yunnan) | Ammagnostus wangcunensis (219647) | |
| Guzhangian | China (Zhejiang) | Ammagnostus duibianensis (125686) Ammagnostus sp. (125675) | |
| Ayusokkanian | Kazakhstan | Agnostoglossa bassa (118243) Agnostoglossa bassa, Ammagnostus euryaxis, Ammagnostus psammius, Ammagnostus parvilobus (118248) Agnostoglossa bassa, Ammagnostus wangcunensis, Ammagnostus histus (118241) Ammagnostus euryaxis, Ammagnostus psammius (118245) Ammagnostus integriceps, Ammagnostus spinosus (118165) Ammagnostus psammius, Ammagnostus wangcunensis, Ammagnostus histus (118186 118191) Ammagnostus spiniger, Proagnostus bulbus, Ammagnostus psammius (118178) Ammagnostus spiniger, Proagnostus bulbus, Ammagnostus psammius, Ammagnostus timus (118177) Ammagnostus timus (118184) Ammagnostus wangcunensis, Ammagnostus histus (118236 118238 118239) Proagnostus bulbus, Ammagnostus psammius (118179) | |
| Mindyallan | Australia (Queensland) | Agnostascus gravis, Agnostoglossa bassa (77515) | |
| Mindyallan - Idamean | Australia (Victoria) | Ammagnostus sp. (64047) | |
| Taoyuanian | China (Liaoning) | Tentagnostus adchinensis (126773) | |
| Taoyuanian | South Korea | Ammagnostus serus (133460 133461 133462 133465 133467) | |
| Nganasanian | Russian Federation (Krasnoyar) | Agnostus simplexiformis (131416) | |
| Sakian | Kazakhstan | Tentagnostus adchinensis (118329 118334 118341 118344) | |
| Dresbachian | Canada (Yukon) | Proagnostus bulbus (55211) | |
| Dresbachian | USA (Wyoming) | Proagnostus sp. (9052) | |
| Dresbachian | France | Ammagnostus sinensis (56191) | |
| Dresbachian | USA (Utah) | Ammagnostus beltensis (50592) |