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Neoagnostus
Taxonomy
Neoagnostus was named by Kobayashi (1955) [Sepkoski's age data: ]. It is not extant.
It was synonymized subjectively with Pseudorhaptagnostus by Jell and Adrain (2002).
It was assigned to Diplagnostidae by Whittington et al. (1997); to Agnostidae by Bao and Jago (2000); and to Agnostida by Sepkoski (2002).
It was synonymized subjectively with Pseudorhaptagnostus by Jell and Adrain (2002).
It was assigned to Diplagnostidae by Whittington et al. (1997); to Agnostidae by Bao and Jago (2000); and to Agnostida by Sepkoski (2002).
Species
N. acutifrons, N. aspidoides, N. bilobus, N. bituberculatus, N. clavus, N. cornuformis, N. denticulatus, N. dilatus, N. felix, N. fengzuensis, N. greeni, N. kyrshabactensis, N. longicollis, N. occultatus, N. ovalis, N. pseudoclavus, N. quadratiformis, N. quasibilobus, N. sabulosus, N. shiziluensis, N. tenuispinus, N. tumidus, Pseudorhaptagnostus urceus
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1940 | Pseudorhaptagnostus Lermontova |
| 1955 | Hyperagnostus Kobayashi |
| 1955 | Neoagnostus Kobayashi |
| 1985 | Calagnostus Zhang and Wang |
| 1997 | Neoagnostus Whittington et al. p. 368 |
| 2000 | Neoagnostus Bao and Jago p. 892 |
| 2002 | Neoagnostus Sepkoski |
| 2006 | Pseudorhaptagnostus Choi and Kim |
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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. †Neoagnostus Kobayashi 1955
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†Neoagnostus acutifrons Troedsson 1937
†Neoagnostus aspidoides Kobayashi 1955
†Neoagnostus bilobus Shaw 1951
†Neoagnostus bituberculatus Ivshin 1960
†Neoagnostus clavus Shergold 1971
†Neoagnostus cornuformis Ergaliev and Ergaliev 2008
†Neoagnostus denticulatus Shergold 1975
†Neoagnostus dilatus Hohensee and Stitt 1989
†Neoagnostus felix Shergold 1980
†Neoagnostus fengzuensis Lu and Lin 1984
†Neoagnostus greeni Shergold 1980
†Neoagnostus kyrshabactensis Ergaliev and Ergaliev 2008
†Neoagnostus longicollis Kobayashi 1966
†Neoagnostus occultatus Xiang and Zhang 1985
†Neoagnostus ovalis Ludvigsen et al. 1989
†Neoagnostus pseudoclavus Ergaliev and Ergaliev 2008
†Neoagnostus quadratiformis Ergaliev 1980
†Neoagnostus quasibilobus Shergold 1975
†Neoagnostus sabulosus Peng 1992
†Neoagnostus shiziluensis Lu and Zhou 1990
†Neoagnostus tenuispinus Ergaliev and Ergaliev 2008
†Neoagnostus tumidus Sun 1989
Invalid names: Hyperagnostus Kobayashi 1955 [synonym], Pseudorhaptagnostus Lermontova 1940 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order | |||||
| References: Hendy 2009, Kiessling 2004 | |||||
Age range: base of the Taoyuanian to the top of the Demingian or 495.20000 to 483.40000 Ma
Collections (149 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Paibian | Russian Federation (Sakha) | N. quadratus (133590) | |
| Steptoean | USA (Arkansas) | N. dilatus (225281) | |
| Steptoean | Canada (Alberta) | N. sp. (54078) | |
| Sakian | Kazakhstan | N. kyrshabactensis (118379) N. kyrshabactensis, N. pseudoclavus (118380) N. pseudoclavus (118376) | |
| Franconian - Trempealeauan | Australia (Queensland) | Pseudagnostus clavus (198276) | |
| Furongian | China (Hunan) | N. occultatus (124948) | |
| Furongian | Argentina (La Rioja) | Pseudorhaptagnostus sp. (42518) | |
| Furongian | USA (Arkansas) | N. dilatus (229128 229129 229130 229131 229133 229193 229194 229196 229197 229198) | |
| Furongian | South Korea | Pseudorhaptagnostus tumidus (74269) | |
| Taoyuanian | China (Hebei) | N. sp. (129601) | |
| Taoyuanian | China (Zhejiang) | N. quadratus (128301 128302) N. sp. (128306) | |
| Taoyuanian | South Korea | Pseudorhaptagnostus tumidus (133449 133450 133452 133453 133454 133457 133458 133459 133461 133462 133464 133467 133470) Pseudorhaptagnostus urceus (133474 133475) | |
| Taoyuanian | China (Shandong) | N. tumidus, N. felix (126777) | |
| Taoyuanian | China (Hunan) | N. acutifrons (126670) N. occultatus (126717) N. quasibilobus (126719) | |
| Taoyuanian | Russian Federation (Sakha) | N. quadratus, N. sabulosus, N. quadratiformis (133592) N. sabulosus (133610) N. sp. (133604 133605 133609 133620) | |
| Taoyuanian - Niuchehean | China (Zhejiang) | N. sp. (125523 125693) | |
| Iverian | Australia (Queensland) | N. felix (228044 228198 228205 228218 228222) N. felix, N. greeni (228199 228201) N. greeni (228191 228192 228194 228196 228197) N. sp. (228031 228035 228188) Pseudagnostus clavus (198279 198284) | |
| Iverian | Australia (South Australia) | N. clavus (227786) | |
| Sunwaptan | Argentina (Mendoza) | N. sp. (9934) | |
| Sunwaptan | Argentina | Pseudorhaptagnostus sp. (235993) | |
| Sunwaptan | Canada (Newfoundland and Labrador) | N. canadensis (81269 81271 81272 81277 81285) N. ovalis (81270) | |
| Sunwaptan | Canada (Alberta) | N. sp. (54077 54085 54086 64686) | |
| Aksaian | Kazakhstan | N. bituberculatus (118462) N. denticulatus (118401) N. fengzuensis (118456) N. fengzuensis, N. greeni (118447 118451) N. fengzuensis, N. pseudoclavus (118450) N. greeni (118403 118442 118446 118460) N. greeni, N. pseudoclavus (118453) N. kyrshabactensis, N. pseudoclavus (118382) N. quadratiformis (118463 118467 118474 118476 118477) N. quadratiformis, N. bituberculatus (118475) N. quadratiformis, N. bituberculatus, N. fengzuensis (118468) N. quadratiformis, N. cornuformis, N. denticulatus (118402) N. quadratiformis, N. denticulatus (118404) N. quadratiformis, N. denticulatus, N. greeni (118443) N. quadratiformis, N. fengzuensis, N. greeni (118458) N. quasibilobus (118486 118488 118891) N. quasibilobus, N. shiziluensis (118872) N. subobesus, N. quasibilobus (118481 118485) N. subobesus, N. quasibilobus, N. fengzuensis (118487) | |
| Batyrbaian | Kazakhstan | N. acutifrons (118903) N. acutifrons, N. quasibilobus, N. fengzuensis (118902) N. aspidoides (118900) N. clavus (118906 118908 118909 118910) N. greeni (118899) N. quasibilobus (118892) N. subobesus, N. tenuispinus (118898) N. tenuispinus (118894 118905) N. tenuispinus, N. aspidoides (118897) | |
| Niuchehean | China (Jilin) | N. quasibilobus (156907) | |
| Niuchehean | China (Anhui) | N. sp. (127322) | |
| Niuchehean | China (Jilin Provence) | N. quasibilobus (156906) | |
| Niuchehean | China (Shanxi) | N. longicollis (126824) | |
| Niuchehean | Russian Federation (Sakha) | N. sabulosus (133622) | |
| Niuchehean | China (Zhejiang) | N. fengzuensis (125703) N. quadratiformis (125701) | |
| Niuchehean | China (Hunan) | N. bilobus (107335) N. sabulosus (107329 126724) N. sp. (107328 126730) | |
| Payntonian - Datsonian | Australia (Tasmania) | N. sp. (62280 62281) | |
| Trempealeauan | Canada (Yukon) | N. sp. (55285 55312 55313) | |
| Demingian | Canada (Alberta) | Hyperagnostus binodosus (50166) | |
| Tremadocian | Canada (Newfoundland and Labrador) | N. aspidoides (105854 105867) | |
| Cressagian | United Kingdom (England) | N. sp. (3663) | |
| Tremadoc | Bolivia (Tarija) | Pseudorhaptagnostus tarijensis (210709) | |
| Tremadoc | Bolivia | N. sp. (8802 8803) | |
| Lancefieldian | Australia (Victoria) | N. eckardti (165725) |