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Taxonomy
Obolus was named by Eichwald (1829) [Sepkoski's age data: Cm Atda-u O Cara-u Sepkoski's reference number: 5,11]. Its type is Obolus apollinis.
It was assigned to Obolinae by Bruton and Harper (2000) and Williams et al. (2000); and to Lingulida by Bengtson (1992) and Sepkoski (2002).
It was assigned to Obolinae by Bruton and Harper (2000) and Williams et al. (2000); and to Lingulida by Bengtson (1992) and Sepkoski (2002).
Species
O. (Broggeria), O. (Fordinia), O. (Mickwitzella), O. acadica, O. apollinis (type species), O. eichwaldi, O. ion, O. ismene, O. matinalis, O. mcconnelli, O. membranaceous, O. minimus, O. nundina, O. obscurus, O. parvus, O. pheres, O. prindlei, O. ruchini, O. shensiensis, O. smithi, O. tetonensis, O. virginiensis, O. wortheni
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1829 | Obolus Eichwald |
| 1992 | Obolus Bengtson p. 1030 |
| 2000 | Obolus Bruton and Harper |
| 2000 | Obolus Williams et al. p. 40 |
| 2002 | Obolus Sepkoski |
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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. †Obolus Eichwald 1829
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Subg. †Obolus (Broggeria) Walcott 1902
†Obolus acadica Walcott 1905
†Obolus apollinis Eichwald 1829
†Obolus eichwaldi Mickwitz 1896
†Obolus ion Walcott 1924
†Obolus ismene Walcott 1905
†Obolus matinalis Hall 1863
†Obolus mcconnelli Walcott 1889
†Obolus membranaceous Walcott 1908
†Obolus minimus Walcott 1905
†Obolus nundina Walcott 1905
†Obolus obscurus Walcott 1905
†Obolus parvus Walcott 1908
†Obolus pheres Walcott 1905
†Obolus prindlei Walcott 1898
†Obolus ruchini Khazanovich et al. 1984
†Obolus shensiensis Walcott 1905
†Obolus smithi Walcott 1908
†Obolus tetonensis leda Walcott 1908
†Obolus virginiensis Cooper 1956
†Obolus wortheni Walcott 1908
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class, uc = unranked clade | |||||
| References: Hendy et al. 2009, Hendy 2009, Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Collections (101 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Cambrian | Norway (Troms) | O. favosus (190925 190926) | |
| Cambrian | USA (Montana) | O. sp. (258) | |
| Tommotian - Atdabanian | Canada (Nova Scotia) | O. groomi (6897) | |
| Atdabanian | United Kingdom (England) | O. parvulus (79933) | |
| Nangaoian | China (Jiangsu) | O. sp. (127483) | |
| Nangaoian | India (Uttar Pradesh) | O. sp. (46505) | |
| Branchian | United Kingdom (England) | O. parvulus (79928 79931 79932 79937) | |
| Branchian | USA (Massachusetts) | O. parvulus (56854) | |
| Dyeran | USA (New York) | O. prindlei (203403) O. sp. (182) | |
| Delamaran | Canada (British Columbia) | O. parvus (68908) | |
| Amgan - Mayan | Russian Federation (Leningrad Oblast) | O. rebrovi, O. ruchini (235438) | |
| Middle Cambrian | Norway (Rogaland) | O. sp. (190113) | |
| Middle Cambrian | USA (California) | O. mcconnelli (226561) | |
| St Davids | USA (Utah) | O. sp. (216) | |
| Menevian - Mayan | Russian Federation (Leningrad Region) | O. rebrovi (10096) | |
| Marjumian | USA (Wisconsin) | O. sp. (230 268) | |
| Marjumian | USA (Utah) | O. gilberti (232932) | |
| Ayusokkanian - Aksaian | Russian Federation (Leningrad Oblast) | O. conuexus, O. convexus (235439) | |
| Maentwrogian | Australia (Tasmania) | O. sp. (8086) | |
| Paibian | China (Anhui) | O. sp. (127475) | |
| Paibian | China (Hunan) | O. mollisonensis (124978) | |
| Paibian | Poland | O. sp. (72273) | |
| Franconian | USA (Montana) | O. sp. (244 246) | |
| Franconian | USA (Wisconsin) | O. sp. (248 267) | |
| Franconian | USA (Idaho) | O. sp. (251) | |
| Furongian | Estonia (Lääne) | O. apollinis (196615) | |
| Furongian | Russian Federation (Leningrad Region) | O. ruchini (10094 10095) | |
| Merioneth | Canada (British Columbia) | O. sp. (199) | |
| Furongian - Tremadocian | Russian Federation (Siberia) | O. sp. (205378) | |
| Aksaian - Batyrbaian | Russian Federation (Leningrad Oblast) | O. sp. (235437) | |
| Batyrbaian - Early/Lower Ordovician | Russian Federation (Leningrad region) | O. apollinis (235436) | |
| Skullrockian | Canada (Alberta) | O. tetonensis (233707) | |
| Skullrockian | Canada (British Columbia) | O. ion (233705) | |
| Cressagian | United Kingdom (England) | O. quadratus (3711) | |
| Tremadoc | China (Hubei) | O. sp. (7729) | |
| Tremadoc | China (ShanXi) | O. sp. (8000 8003) | |
| Tremadoc | China (JiangSu) | O. sp. (7921) | |
| Tremadoc | Argentina | O. sp. (8867 8895 9008) | |
| Tremadoc | China (Sichuan) | O. sp. (7280 7652) | |
| Tremadoc | China (HeBei) | O. sp. (7983 7985) | |
| Tremadoc | Russian Federation (Siberia) | O. sp. (9291) | |
| Tremadoc | Spain (Zaragoza) | O. sp. (21074) | |
| Tremadoc | China (JiangXi) | O. sp. (7765) | |
| Tremadoc | Argentina (Jujuy) | O. sp. (8882) | |
| Pakerort | Estonia (Hiuu) | O. apollinis (196611 196613) | |
| Pakerort | Estonia (Harju) | O. eichwaldi (191667) | |
| Pakerort | Russian Federation (Pskov Oblast) | O. apollinis (235886) | |
| Tremadocian | Canada (British Columbia) | O. ion (210716) | |
| Canadian | USA (Maryland) | O. sp. (274) | |
| Arenig | United Kingdom (Shropshire) | O. sp. (43919) | |
| Arenig | Spain (Zaragoza) | O. sp. (21075) | |
| Arenig | China (Sichuan) | O. sp. (7650) | |
| Arenig | China (Yunnan) | O. sp. (7292) | |
| Arenig | United Kingdom (England) | O. sp. (3684) | |
| Arenig | Sweden | O. sp. (3198) | |
| Arenig | Argentina | O. sp. (8783) | |
| Klabava | Czech Republic | O. sp. (3839) | |
| Floian | China (Hunan) | O. sp. (226639) | |
| Volkhov | Lithuania | O. sp. (207286) | |
| Rangerian | USA (Nevada) | O. sp. (297) | |
| Middle Ordovician | Argentina | O. sp. (9031) | |
| Chazyan | USA (Alabama) | O. sp. 3, O. sp. 4 (162364) | |
| Kunda | Lithuania | O. sp. (207271) | |
| Early/Lower Llanvirn | United Kingdom (Shropshire) | O. subditivus (43953 43954 43955 43957 43958) | |
| Early/Lower Llanvirn | Colombia | O. sp. (8863) | |
| Llanvirn | China (GanSu) | O. sp. (8563) | |
| Late/Upper Llanvirn | Peru | O. sp. (8800) | |
| Late/Upper Llanvirn | Russian Federation (Siberia) | O. sp. (9222) | |
| Dobrotivian - Berounian | France | O. sp. (20846) | |
| Gisbornian - Harnagian | Australia (New South Wales) | O. sp. (2703) | |
| Caradoc | Sweden | O. sp. (380) | |
| Woolstonian | United Kingdom (Wales) | O. sp. (3305 192390) | |
| Actonian | United Kingdom (Wales) | O. salopiensis (76475) | |
| Actonian - Onnian | United Kingdom (England) | O. sp. (3650 3655 3656 3657 3658 3659) | |
| Wufeng - Rawtheyan | China (AnHui) | O. sp. (7834) | |
| Wufeng | China (AnHui) | O. sp. (7833) |