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Cylichnina tantilla
Taxonomy
Cylichnella tantilla was named by Anderson and Hanna (1925). Its type specimen is CAS 958 and is a 3D body fossil. Its type locality is CAS 711, Grapevine Canyon, which is in a Lutetian marine sandstone in the Tejon Formation of California.
It was recombined as Cylichnina tantilla by Stewart (1927), Turner (1938), Squires (1984), Squires (1987), Squires (1988), Squires and Demetrion (1992) and Squires (1999).
It was recombined as Cylichnina tantilla by Stewart (1927), Turner (1938), Squires (1984), Squires (1987), Squires (1988), Squires and Demetrion (1992) and Squires (1999).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1925 | Cylichnella tantilla Anderson and Hanna p. 140 figs. pl. 7, figs. 4, 8-9 |
1927 | Cylichnina tantilla Stewart pp. 439 - 440 figs. Plate XXVII, figs. 2, 3, 4 |
1938 | Cylichnina tantilla Turner p. 67 |
1984 | Cylichnina tantilla Squires p. 39 figs. Figure 9p |
1987 | Cylichnina tantilla Squires p. 53 fig. 83 |
1988 | Cylichnina tantilla Squires p. 17 fig. 43 |
1992 | Cylichnina tantilla Squires and Demetrion p. 34 figs. Figure 94 |
1999 | Cylichnina tantilla Squires p. 22 figs. Figures 47, 48 |
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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.
†Cylichnina tantilla Anderson and Hanna 1925
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, c = class | |||||
References: Hendy et al. 2009, Kiessling 2004 |
Collections (85 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Paleocene | USA (California) | Cylichnina tantilla (11117) | |
Thanetian | USA (California) | Cylichnina tantilla (52596) | |
Ypresian | USA (Oregon) | Cylichnina tantilla (52265 52266 52267 52271 52303 200798 200799 200800 200804 200873) | |
Ypresian | Mexico (Baja California Sur) | Cylichnina tantilla (5496) | |
Ypresian | Mexico (Baja California) | Cylichnina tantilla (5506) | |
Ypresian | USA (Washington) | Cylichnina tantilla (146900) | |
Ypresian | USA (California) | Cylichnina tantilla (122656 177611 178718 178748 178749 178750 178752 178756 185192 193545 207308 207311 207315 207318 207323 207325) | |
Ypresian - Lutetian | USA (Oregon) | Cylichnina tantilla (200885 200901 200902 200918) | |
Ypresian - Lutetian | USA (California) | Cylichnina tantilla (8011 8016 8018 200143 200144 205251) | |
Eocene | USA (Oregon) | Cylichnina tantilla (200899) | |
Early/Lower Eocene | USA (California) | Cylichnina tantilla (111552 111554) | |
Lutetian | USA (California) | Cylichnella tantilla (type locality: 166458) Cylichnina tantilla (5524 5527 5531 5532 5540 5541 5542 5543 8012 94820 94825 176677 178733 178777 200845 200848 200852 200853 201203 201215 201693 201695 201700 201701 207148 207149 207161 207175 207176 207178 207181) | |
Lutetian | USA (Oregon) | Cylichnina tantilla (200870 200910 200914 201033 201041) | |
Middle Eocene | USA (California) | Cylichnina tantilla (194187 194441) | |
Bartonian | USA (Washington) | Cylichnina tantilla (161924 203164) |