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Chancelloria
Taxonomy
Chancelloria was named by Walcott (1920) [Sepkoski's age data: ]. Its type is Chancelloria eros. It is the type genus of Chancelloriidae.
It was assigned to Chancelloridae by Henningsmoen (1952); to Problematica by Duan (1984); to Chancelloriida by Sepkoski (2002); to Metazoa by Bambach et al. (2007); and to Chancelloriidae by Brock and Cooper (1993), Landing and Bartowski (1996), Parkhaev and Demidenko (2010), Kouchinsky et al. (2011) and Kouchinsky et al. (2017).
It was assigned to Chancelloridae by Henningsmoen (1952); to Problematica by Duan (1984); to Chancelloriida by Sepkoski (2002); to Metazoa by Bambach et al. (2007); and to Chancelloriidae by Brock and Cooper (1993), Landing and Bartowski (1996), Parkhaev and Demidenko (2010), Kouchinsky et al. (2011) and Kouchinsky et al. (2017).
Species
Actinoites diclinatus, Actinoites simplex, Actinoites tetractina, Actinoites universalis, C. arida, C. coronacea, C. eros (type species), C. iranica, C. obliqua, C. odontodes, C. pentacta, C. primaria, C. racemifundis, C. sardinica, C. simmetrica, C. spinulosa, C. symmetrica, Fangxianites petalinus, Fangxianites schizolomus
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1920 | Chancelloria Walcott |
| 1952 | Chancelloria Henningsmoen |
| 1984 | Chancelloria Duan p. 165 |
| 1984 | Actinoites Duan p. 166 |
| 1984 | Fangxianites Duan p. 168 |
| 1984 | Actinoites Duan p. 169 |
| 1985 | Stellaria Vassiljeva p. 120 |
| 1988 | Monospinites Vassiljeva and Sayutina p. 197 |
| 1993 | Chancelloria Brock and Cooper p. 764 |
| 1993 | Stellispinella Vassiljeva and Sayutina p. 113 |
| 1996 | Chancelloria Landing and Bartowski p. 755 |
| 2002 | Chancelloria Sepkoski |
| 2007 | Chancelloria Bambach et al. p. S83 |
| 2010 | Chancelloria Parkhaev and Demidenko p. 897 |
| 2011 | Chancelloria Kouchinsky et al. p. 146 |
| 2017 | Chancelloria Kouchinsky et al. p. 384 |
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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. †Chancelloria Walcott 1920
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†Chancelloria arida Duan 1984
†Chancelloria coronacea Vassiljeva 1985
†Chancelloria eros Walcott 1920
†Chancelloria iranica Mostler and Mosleh-Yazdi 1976
†Chancelloria obliqua Gravestock et al. 2001
†Chancelloria odontodes Duan 1984
†Chancelloria pentacta Rigby 1978
†Chancelloria primaria Missarzhevsky 1989
†Chancelloria racemifundis Bengston 1990
†Chancelloria sardinica Mostler 1985
†Chancelloria simmetrica Vassiljeva 1985
†Chancelloria spinulosa Vassiljeva 1985
†Chancelloria symmetrica Vassiljeva 1985
Invalid names: Actinoites Duan 1984 [synonym], Fangxianites Duan 1984 [synonym], Monospinites Vassiljeva and Sayutina 1988 [synonym], Stellaria Vassiljeva 1985 [synonym], Stellispinella Vassiljeva and Sayutina 1993 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| P. Y. Parkhaev and Y. Demidenko 2010 | "Sclerites composed of 2 to 20 clavate radial spines, surrounding vertical or inclined central spine. Radial spines lie in basal plane or form angle with it. Sometimes two or three central spines present." | |
| A. Kouchinsky et al. 2011 | "Radially symmetrical sclerites, with or without central rays, and with 4–12 lateral rays (after Bengtson et al. 1990, p. 51)." |
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| References: Bambach et al. 2007, Hendy et al. 2009 | |||||
Age range: base of the Jinnigian to the top of the Dresbachian or 538.80000 to 485.40000 Ma
Collections (251 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Jinnigian | China (Yunnan) | C. symmetrica (201549 201550 201551 201573) | |
| Nemakit-Daldynian | Russian Federation (Khabarovsk) | C. sp. (99465) | |
| Nemakit-Daldynian | Russian Federation (Siberia) | C. sp. (50317 50419) | |
| Nemakit-Daldynian | China (Yunnan) | C. sp. (96432) | |
| Nemakit-Daldynian | Russian Federation (Sakha) | C. sp. (99461) | |
| Nemakit-Daldynian | Russian Federation (Khabarovsk Krai) | C. sp. (50367) | |
| Nemakit-Daldynian | China (Shaanxi) | C. eros (86566 86568) | |
| Nemakit-Daldynian - Tommotian | Russian Federation (Sakha) | C. sp. (99229) | |
| Placentian | USA (Massachusetts) | C. sp. (56828 56834 56836) | |
| Placentian | Canada (Nova Scotia) | C. sp. (86746) | |
| Early/Lower Cambrian | China (Shaanxi) | C. arida (86613) C. eros (223399) | |
| Early/Lower Cambrian - Middle Cambrian | USA (Nevada) | C. sp. (204003) | |
| Meishucunian - Nemakit-Daldynian | China (Yunnan) | C. sp. (96431 96433) | |
| Meishucunian | China (Hubei) | C. altaica (107636 107789) C. altaica, C. sp. (107634) C. sp. (106524 108414) | |
| Meishucunian | China (Shaanxi) | C. altaica (107790) | |
| Meishucunian | China (Yunnan) | C. eros (201522) C. eros, C. symmetrica (201521) C. sp. (108311) C. symmetrica (201574) | |
| Meishucunian - Tommotian | China (Yunnan) | C. grosdilovi, C. symmetrica (96449) C. sp. (96445) | |
| Tommotian | Canada (Nova Scotia) | C. sp. (6896) | |
| Tommotian | Russian Federation (Sakha) | C. symmetrica (233169) | |
| Tommotian | Kazakhstan | C. sp. (99297 99298) | |
| Tommotian | Russian Federation (Yakutia) | C. sp. (45847 45849) | |
| Tommotian | United Kingdom (Warwickshire) | C. sp. (10252) | |
| Tommotian | China (Yunnan) | C. symmetrica (171902) | |
| Tommotian | Russian Federation (Khabarovsk Krai) | C. sp. (50370 50420) | |
| Tommotian | Mongolia | C. sp. (232792) | |
| Tommotian | Russian Federation (Krasnoyarsk Krai) | C. sp. (96396) C. symmetrica (233198) | |
| Tommotian | Russian Federation (Yakutiya) | C. coronacea (80796) C. lenaica (80804 80809) C. simmetrica (90088) C. sp. (96226 96511 96512) | |
| Tommotian | Russian Federation (Siberia) | C. sp. (50368 50369) | |
| Tommotian | Russian Federation | C. lenaica, C. eros (233041) C. simmetrica (90090) | |
| Tommotian - Atdabanian | Guinea | C. sp. (7790) | |
| Tommotian - Atdabanian | Canada (Nova Scotia) | C. sp. (6897) | |
| Atdabanian | Russian Federation (Krasnoyarskiy Kray) | C. sp. (80843) | |
| Atdabanian | Kyrgyzstan | C. sp. (99328 99329) | |
| Atdabanian | Kazakhstan | C. sp. (99299 99300 99301 99302 99303 99316 99317 99324 99357) | |
| Atdabanian | Canada (Nova Scotia) | C. sp. (9389) | |
| Atdabanian | China (Yunnan) | C. eros (86846) | |
| Atdabanian | Australia (South Australia) | C. racemifundis (96920) C. racemifundis, C. symmetrica (96966) C. sp., C. bella, C. racemifundis (96931) C. sp., C. symmetrica (96960) C. spp. (10016 49618 96454 97739 97742 97744 97747 97748 97749 97750 97767 97768 97778 97779 97783 97789) C. spp., C. racemifundis (97740 97741 97746 97769) | |
| Atdabanian | China (Shaanxi) | C. sp. (57691) | |
| Atdabanian | United Kingdom (England) | C. lenaica (79934) | |
| Atdabanian | Russian Federation (Siberia) | C. sp. (56855) C. spp. (174257) | |
| Nangaoian | China (Henan) | Actinoites universalis (96523) C. aldaica, C. morocana (49532) | |
| Atdabanian - Botomian | France (Languedoc-Rousillon) | C. sp. (232700) | |
| Atdabanian - Botomian | Canada (Nova Scotia) | C. sp. (9391) | |
| Atdabanian - Botomian | Antarctica (South Shetland Islands) | C. racemifundis (49691) | |
| Atdabanian - Botomian | Spain (Cataluna) | C. sp. (81291 81293) | |
| Atdabanian - Lenian | Germany (Saxony) | C. sp. (6899) | |
| Montezuman - Atdabanian | Mexico | C. eros (10681) | |
| Montezuman | USA (Nevada) | C. sp. 2 (199532) | |
| Montezuman | Mexico | C. eros (10680) C. spp. (203103) | |
| Branchian | United Kingdom (England) | C. lenaica (79931 79932 79935 79937 79939) | |
| Botomian | Russian Federation (Siberia) | C. spp. (174258 174260) | |
| Botomian | Kazakhstan | C. sp. (99362) | |
| Botomian | USA (Nevada) | C. sp. (81038) | |
| Botomian | Australia (South Australia) | C. bella, C. symmetrica (96963) Chancelloria indet. (187498) C. racemifundis (96913 96914) C. racemifundis, C. symmetrica (96916) C. sp. (50793 96917 97718 97719) C. sp., C. racemifundis (97701 97717) C. sp., C. racemifundis, C. symmetrica (96932 96958 96959 96965 97700) C. spp. (67980 97745 97751 97770 97771 97772 97773 97774 97775 97776 97777 172616 172620) C. symmetrica (96964) | |
| Botomian | Italy (Sardegna) | C. sp. (81028 81030 81031) | |
| Botomian | USA (Massachusetts) | C. sp. (56839) | |
| Botomian | China (Shaanxi) | C. spp. (199515 199516 199517 199534) | |
| Botomian - Toyonian | USA (Nevada) | C. sp. (81005) | |
| Lenian | Russian Federation (Primorye) | C. sp. (81071) | |
| Lenian | Italy | C. sp. (76110 76111) | |
| Lenian | Italy (Sardinia) | C. sp. (50195 122015) | |
| Dyeran | USA (Pennsylvania) | C. sp. (97879) C. yorkensis (11116) | |
| Dyeran | Greenland (Freuchen Land) | C. sp. (50036) | |
| Dyeran | USA (New York) | C. sp. (78763 78764 78765 78766 78767 171821) | |
| Dyeran | Greenland (Lauge Koch Land) | C. sp. (220278) | |
| Dyeran | Greenland (Peary Land) | C. sp. (210618) | |
| Dyeran | USA (Nevada) | C. sp. (9820) C. sp. 2 (172787 199533) C. spp. (64481 64521 64556) | |
| Dyeran | Canada (Newfoundland and Labrador) | C. sp. (50783 78747 78748 78749) | |
| Dyeran | Canada (Quebec) | C. sp. (78753 78754 78755) | |
| Toyonian | Morocco | C. maroccana (9123) | |
| Toyonian | Mexico | C. sp. (62870) | |
| Toyonian | Turkey (Konya) | C. lenaica, C. spp. (91535) | |
| Toyonian | Australia (South Australia) | C. sp. (64459 64460 64461 64465 64466 64468 64469 96921 97698) C. sp., C. spinulosa (96929) | |
| Ordian | Australia (South Australia) | C. sp. (97699) | |
| Delamaran | Jordan | C. sp. (139932) | |
| Delamaran | Israel | C. sp. (139935) | |
| Delamaran | Canada (British Columbia) | C. eros (84412 84415 84418 84420 84422 84424 84425 84426 84427 84428 84429 84430 84431 84432 84433 84434 84435) C. sp. (121959) | |
| Delamaran | USA (California) | C. eros (191414) | |
| Ordian - Undillan | Australia (Queensland) | C. sp., C. eros, C. racemifundis, C. pentacta (122074) | |
| Delamaran - Menevian | Mexico | C. eros (10687) | |
| Amgan | Russian Federation (Siberia) | C. eros (110822) | |
| Amgan | Norway (Rogaland) | C. sp. (76545) | |
| Solvan | Russian Federation (Siberia) | C. eros (49429 49431) | |
| Solvan | Kazakhstan | C. sp. (56537) | |
| Solvan | Argentina | C. eros (56545) | |
| Wuliuan - Topazan | Mexico | C. eros (236858) | |
| Middle Cambrian | Spain (León) | C. sp. A, C. sp. B (216182) C. sp. B (216175 216179) | |
| Middle Cambrian | Italy (Iglesiente) | C. sardinica (139878) | |
| Middle Cambrian | Italy (Sardinia) | C. maroccana, C. sardinica (122016) | |
| St Davids | Argentina | C. sp. (56546) | |
| St Davids | Canada (British Columbia) | C. eros (122094) C. sp. (215 122017) | |
| St Davids | USA (Utah) | C. sp. (216) C. sp., C. eros, C. pentacta (121233) | |
| Drumian | USA (Utah) | C. sp. (230679) | |
| Marjumian | USA (Utah) | C. sp. (56144) C. sp., C. eros, C. pentacta (230682) | |
| Dresbachian | USA (Indiana) | C. sp. (232) | |
| Furongian | Iran | C. sp., C. iranica (121298) |