| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Ammagnostus
Taxonomy
Ammagnostus was named by Opik (1967) [Sepkoski's age data: Cm uMid-u Cm Dres-l Sepkoski's reference number: 16]. Its type is Agnostus fallax laiwuensis. It is the type genus of Ammagnostidae.
It was assigned to Agnostidae by Whittington et al. (1997); to Agnostida by Sepkoski (2002); to Ammagnostidae by Jell and Adrain (2002); and to Ammagnostinae by Jago et al. (2004).
It was assigned to Agnostidae by Whittington et al. (1997); to Agnostida by Sepkoski (2002); to Ammagnostidae by Jell and Adrain (2002); and to Ammagnostinae by Jago et al. (2004).
Synonyms
|
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Ammagnostus Opik |
| 1967 | Agnostoglossa Öpik |
| 1989 | Tentagnostus Sun |
| 1997 | Ammagnostus Whittington et al. p. 344 |
| 2002 | Ammagnostus Jell and Adrain p. 340 |
| 2002 | Ammagnostus Sepkoski |
| 2002 | Tentagnostus Sepkoski |
| 2004 | Ammagnostus Jago et al. p. 27 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Ammagnostus Opik 1967
show all | hide all
†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]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|||||
|
|
||||
| Source: g = genus, o = order | |||||
| References: Hendy 2009, Kiessling 2004 | |||||
Age range: base of the Taijangian to the top of the Nganasanian or 509.00000 to 495.00000 Ma
Collections (102 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Taijangian | China (Hunan) | A. laiwuensis (49159) | |
| Taijangian - Wangcunian | China (Shandong) | Peronopsis laiwuensis (126900) | |
| Taijangian - Wangcunian | China (Liaoning) | Peronopsis laiwuensis (126913) | |
| Drumian | USA (Utah) | A. lochmanae, A. laiwuensis (230679) | |
| Mayan | Russian Federation (Altai (Region)) | Peronopsis jegorovae (10060) | |
| Mayan | Russian Federation (Krasnoyar) | Agnostus simplexiformis (131486 131487) | |
| Menevian | Greenland (Peary Land) | A. beltensis (49488) | |
| Menevian | USA (Utah) | A. beltensis (10572) A. laiwuensis (230681) | |
| Marjumian | Greenland (Peary Land) | A. beltensis (49434) | |
| Wangcunian | China (Hunan) | A. laiwuensis (49161 49162 49163 49164 49274 49283 128319 128337 128341) | |
| Wangcunian - Guzhangian | China (Henan) | Peronopsis laiwuensis (127076) | |
| Zhanaarykian | Kazakhstan | A. incertus, A. laiwuensis (118102) A. integriceps, A. spinosus, A. incertus, A. laiwuensis (9958) A. laiwuensis (9963) A. sinensis, A. laiwuensis (118099) A. spinosus, A. incertus, A. laiwuensis (9961 9962 118097) | |
| Boomerangian | Australia (Tasmania) | A. laiwuensis (69972 69973) | |
| Guzhangian | China | A. shandongensis (233818) | |
| Guzhangian | China (Hunan) | A. cryptus (49181 126443) A. cryptus, A. hunanensis (126444) A. histus (49186 49187) A. hunanensis (49178 49182) A. hunanensis, A. laiwuensis (49176) A. laiwuensis (49169 49172 49173 49174 49294 49295 49298 126287 126303 126304 128347 128351 128352 128364 128365) A. sinensis (49185 107050 128931 128933) A. sinensis, A. histus, A. cryptus (49184) A. sinensis, A. wangcunensis, A. hunanensis (126439) A. wangcunensis (49171 126314 126323 126324 126325 126328 126329 126346 126348) A. wangcunensis, A. hunanensis (126330) | |
| Guzhangian | China (Yunnan) | A. wangcunensis (219647) | |
| Guzhangian | China (Zhejiang) | A. duibianensis (125686) A. sp. (125675) | |
| Ayusokkanian | Kazakhstan | Agnostoglossa bassa (118243) Agnostoglossa bassa, A. euryaxis, A. psammius, A. parvilobus (118248) Agnostoglossa bassa, A. wangcunensis, A. histus (118241) A. euryaxis, A. psammius (118245) A. integriceps, A. spinosus (118165) A. psammius (118179) A. psammius, A. wangcunensis, A. histus (118186 118191) A. spiniger, A. psammius (118178) A. spiniger, A. psammius, A. timus (118177) A. timus (118184) A. wangcunensis, A. histus (118236 118238 118239) | |
| Mindyallan | Australia (Queensland) | Agnostoglossa bassa (77515) | |
| Mindyallan - Idamean | Australia (Victoria) | A. sp. (64047) | |
| Taoyuanian | China (Liaoning) | Tentagnostus adchinensis (126773) | |
| Taoyuanian | South Korea | A. serus (133460 133461 133462 133465 133467) | |
| Nganasanian | Russian Federation (Krasnoyar) | Agnostus simplexiformis (131416) | |
| Sakian | Kazakhstan | Tentagnostus adchinensis (118329 118334 118341 118344) | |
| Dresbachian | USA (Utah) | A. beltensis (50592) | |
| Dresbachian | France | A. sinensis (56191) |