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Cylichna
Taxonomy
Cylichna was named by Lovén (1846) [Sepkoski's age data: K Sant R Sepkoski's reference number: 1066]. It is extant.
It was reranked as Bulla (Cylichna) by de Gregorio (1890).
It was assigned to Bulla by de Gregorio (1890); to Acteocinidae by Sohl (1964) and Addicott (1970); to Cephalaspida by Sepkoski (2002); to Scaphandridae by Martin (1904), Woodring (1928), Nagao (1928), Nagao (1928), Gardner (1948), MacNeil (1960), Olsson (1964), Sohl (1964), Adegoke (1977) and Kiel (2006); and to Cylichnidae by Todd (2001), Wienrich and Janssen (2007) and Darragh (2017).
It was reranked as Bulla (Cylichna) by de Gregorio (1890).
It was assigned to Bulla by de Gregorio (1890); to Acteocinidae by Sohl (1964) and Addicott (1970); to Cephalaspida by Sepkoski (2002); to Scaphandridae by Martin (1904), Woodring (1928), Nagao (1928), Nagao (1928), Gardner (1948), MacNeil (1960), Olsson (1964), Sohl (1964), Adegoke (1977) and Kiel (2006); and to Cylichnidae by Todd (2001), Wienrich and Janssen (2007) and Darragh (2017).
Species
C. (Acrostemma), C. (Cylichna), C. (Cylichnopsis), C. alba, C. andersoni, C. angustata, C. angystoma, C. attonsa, C. aula, C. calvertensis, C. discus, C. diversilirata, C. elliptica, C. faba, C. fantasma, C. greensboroensis, C. incisa, C. intermissia, C. jacksonensis, C. loismartinae, C. makanjuolai, C. occulta, C. paupercula, C. pessumata, C. ramonensis, C. salbriacensis, C. secalina, C. solivaga, C. subalpina, C. takashimaensis, C. temblorensis, C. tenuis, C. venusta
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1846 | Cylichna Lovén |
| 1890 | Bulla (Cylichna) de Gregorio p. 168 |
| 1904 | Cylichna Martin p. 137 |
| 1928 | Cylichna Nagao p. 121 |
| 1928 | Cylichna Woodring p. 129 |
| 1948 | Cylichna Gardner p. 279 |
| 1960 | Cylichna MacNeil p. 127 |
| 1964 | Cylichna Olsson p. 73 |
| 1964 | Cylichna Sohl p. 299 |
| 1970 | Cylichna Addicott p. 139 |
| 1977 | Cylichna Adegoke p. 216 |
| 2001 | Cylichna Todd |
| 2002 | Cylichna Sepkoski |
| 2006 | Cylichna Kiel p. 128 |
| 2007 | Cylichna Wienrich and Janssen p. 774 |
| 2017 | Cylichna Darragh p. 97 |
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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. Cylichna Lovén 1846
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Cylichna alba Brown 1827
†Cylichna andersoni Murphy and Rodda 1960
†Cylichna angustata Cossman and Cossman 1897
†Cylichna angystoma Deshayes 1824
Cylichna attonsa Carpenter 1864
†Cylichna aula Woodring 1928
†Cylichna calvertensis Martin 1904
Cylichna discus Watson 1883
†Cylichna diversilirata Sohl 1964
†Cylichna elliptica Sowerby 1824
†Cylichna faba Kner 1869
Cylichna fantasma Baker and Hanna 1927
†Cylichna greensboroensis Martin 1904
†Cylichna incisa Stephenson 1941
†Cylichna intermissia Sohl 1964
†Cylichna intermissia curta Sohl 1964
†Cylichna jacksonensis Meyer 1886
†Cylichna loismartinae Keen 1943
†Cylichna makanjuolai Adegoke 1977
†Cylichna occulta Mighels and Adams 1842
†Cylichna paupercula Nagao 1928
†Cylichna pessumata Sohl 1964
†Cylichna ramonensis Clark 1918
†Cylichna salbriacensis Peyrot 1932
†Cylichna secalina Shumard 1861
†Cylichna solivaga Maury 1912
†Cylichna subalpina Guembel 1861
†Cylichna takashimaensis Nagao 1928
†Cylichna temblorensis Keen 1943
†Cylichna tenuis Reuss 1845
†Cylichna venusta Clark 1895
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Age range
Maximum range based only on fossils: base of the Bathonian to the top of the Holocene or 168.30000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 166.1 Ma
Minimum age of oldest fossil (stem group age): 166.1 Ma
Collections (403 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Bathonian | Saudi Arabia | C. sp. (48447) | |
| Late/Upper Barremian | France (Drôme) | C. urgonensis (177726) | |
| Late/Upper Albian | United Kingdom (England) | C. urgonensis (6280) | |
| Cenomanian | USA (Texas) | C. sp. (2120 6595) | |
| Early/Lower Cenomanian | USA (California) | C. andersoni (1794 1804) | |
| Late/Upper Cenomanian | USA (Utah) | C. sp. (3325) | |
| Late/Upper Cenomanian | USA (Arizona) | C. sp. (54165) | |
| Middle Cenomanian | Australia (Northern Territory) | C. intermissia (13946) | |
| Early/Lower Turonian | Gabon | C. sp. (209538) | |
| Coniacian - Santonian | USA (California) | C. sp. (185441 185448) | |
| Santonian | Austria | C. sp. (74489) | |
| Santonian | South Africa (Eastern Cape) | C. incisa (47109) | |
| Piripauan | New Zealand | C. thomsoniana (78368 78369 78374 83520 83521) | |
| Campanian | USA (North Carolina) | C. sp. (7612) | |
| Early/Lower Campanian - Middle Campanian | USA (Mississippi) | C. sp. (32139 32140 32141) C. sp., C. sp. (6660) | |
| Late/Upper Campanian | USA (Delaware) | C. sp. (6175 6176) C. sp., C. secalina (6171) | |
| Late/Upper Campanian | USA (Tennessee) | C. recta (88357) | |
| Late/Upper Campanian | USA (Texas) | C. secalina (7472 7481 7482 7499 7500 7504 7507 7510 7552) | |
| Late/Upper Campanian | Saudi Arabia | C. sp. (184844) | |
| Late/Upper Campanian | USA (Montana) | C. secalina (213074) | |