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Ischyrhiza avonicola
Taxonomy
Ischyrhiza avonicola was named by Estes (1964). Its type specimen is UCMP 53917, a tooth (complete rostral tooth), and it is a 3D body fossil. Its type locality is Lull 2 Quarry (UCMP V-5620), which is in a Maastrichtian terrestrial sandstone in the Lance Formation of Wyoming.
It was recombined as Ischirhiza avonicola by Cappetta (1973); it was recombined as Texatrygon avonicola by Wynd et al. (2020).
It was recombined as Ischirhiza avonicola by Cappetta (1973); it was recombined as Texatrygon avonicola by Wynd et al. (2020).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1964 | Ischyrhiza avonicola Estes p. 13 |
1973 | Ischirhiza avonicola Cappetta p. 510 figs. Pl 1, figs 8-13 |
1975 | Ischyrhiza avonicola Cappetta and Case p. 29 figs. 8A-G |
1977 | Ischyrhiza avonicola Herman p. 294 |
1978 | Ischyrhiza avonicola Case p. 195 |
1987 | Ischyrhiza avonicola Cappetta p. 150 |
1989 | Ischyrhiza avonicola Bryant p. 12 |
1997 | Ischyrhiza monasterica Case and Cappetta |
2019 | Ischyrhiza avonicola Hoganson et al. p. 37 figs. 9.17-9.21 |
2020 | Texatrygon avonicola Wynd et al. |
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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.
†Ischyrhiza avonicola Estes 1964
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Invalid names: Ischyrhiza monasterica Case and Cappetta 1997 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, subp = subphylum | |||||
References: Carroll 1988, Wagner 2023, Hendy et al. 2009 |
Age range: base of the Late/Upper Turonian to the top of the Puercan or 93.50000 to 63.30000 Ma
Collections (38 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Turonian | USA (South Dakota) | Ischirhiza avonicola (213291) | |
Middle Turonian | USA (New Mexico) | Ischyrhiza avonicola (179267) | |
Early/Lower Campanian - Middle Campanian | USA (North Carolina) | Ischyrhiza avonicola (128412) | |
Judithian | USA (Texas) | Ischyrhiza avonicola (14489) | |
Late/Upper Campanian | USA (New Mexico) | Ischyrhiza avonicola (36541) | |
Late/Upper Campanian | USA (Wyoming) | Ischyrhiza avonicola (70269 70451 70453 70454 70455 70489 70499 70501) | |
Late/Upper Campanian | USA (Delaware) | Ischyrhiza avonicola (27570) | |
Middle Campanian - Late/Upper Campanian | USA (Texas) | Ischyrhiza avonicola (68004 212186) | |
Middle Campanian - Late/Upper Campanian | USA (Montana) | Ischyrhiza avonicola (69161 177498) | |
Middle Campanian - Late/Upper Campanian | USA (South Carolina) | Ischyrhiza avonicola (79363) | |
Maastrichtian | USA (Maryland) | Ischyrhiza avonicola (83331) | |
Maastrichtian | USA (Montana) | Ischyrhiza avonicola (13184) | |
Maastrichtian | USA (South Dakota) | Ischyrhiza avonicola (90926) | |
Early/Lower Maastrichtian | USA (New Jersey) | Ischyrhiza avonicola (213746) | |
Lancian | USA (Montana) | Ischyrhiza avonicola (14516) | |
Lancian | USA (Wyoming) | Ischyrhiza avonicola (14519 14527 14538 14565) | |
Lancian | USA (Colorado) | Ischyrhiza avonicola (14640) | |
Late/Upper Maastrichtian | USA (Texas) | Ischyrhiza monasterica (61738) | |
Late/Upper Maastrichtian | USA (North Dakota) | Ischyrhiza avonicola (45128 213580 213582 213584 213587 213589) | |
Late/Upper Maastrichtian | USA (Wyoming) | Ischyrhiza avonicola (type locality: 14585) | |
Puercan | USA (Montana) | Ischyrhiza avonicola (14766) |