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Taxonomy
Cardium linteum was named by Conrad (1855). It is a 3D body fossil.
It was recombined as Nemocardium linteum by Stewart (1930), Turner (1938), Weaver (1942), Squires (1984), Squires (1987), Squires (1988), Squires and Demetrion (1992) and Squires (1999); it was recombined as Nemocardium (Nemocardium) linteum by Moore (2003).
It was recombined as Nemocardium linteum by Stewart (1930), Turner (1938), Weaver (1942), Squires (1984), Squires (1987), Squires (1988), Squires and Demetrion (1992) and Squires (1999); it was recombined as Nemocardium (Nemocardium) linteum by Moore (2003).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1855 | Cardium linteum Conrad pp. 3, 9 |
1864 | Cardium cooperii Gabb p. 172 figs. pl. 24, figs. 154, 154a |
1913 | Cardium dalli Dickerson |
1916 | Cardium marysvillensis Dickerson p. 482 |
1917 | Cardium cooperii Waring p. 74 figs. Pl. 13, Fig. 3 |
1925 | Cardium linteum Nelson p. 411 |
1927 | Cardium (Protocardium) marysvillensis Clark and Woodford |
1927 | Cardium cooperi Hanna p. 285 figs. Plate 41, figures 6 and 7 |
1930 | Nemocardium linteum Stewart p. 275 figs. Plate 8, fig. 6 |
1938 | Nemocardium linteum Turner p. 52 |
1942 | Nemocardium linteum Weaver p. 159 |
1948 | Cardium cooperii Beal |
1984 | Nemocardium linteum Squires p. 49 figs. Figure 12c |
1987 | Nemocardium linteum Squires p. 65 fig. 113 |
1988 | Nemocardium linteum Squires p. 19 fig. 51 |
1992 | Nemocardium linteum Squires and Demetrion p. 42 |
1999 | Nemocardium linteum Squires p. 25 figs. Figure 59 |
2003 | Nemocardium (Nemocardium) linteum Moore figs. Plate 3, figure 5 |
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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.
†Nemocardium (Nemocardium) linteum Conrad 1855
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Invalid names: Cardium (Protocardium) marysvillensis Dickerson 1916 [synonym], Cardium cooperi Gabb 1864 [synonym], Cardium dalli Dickerson 1913 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, c = class | |||||
References: Aberhan et al. 2004, Todd 2001 |
Collections (113 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Danian | USA (California) | Cardium cooperii (193035) | |
Danian - Thanetian | Russian Federation | Nemocardium linteum (49981 50039) | |
Paleocene | USA (California) | Cardium cooperi (190769 190770 190777 190779 190780 190781 190783 190784 190785 190786 190788 190790 190800) Cardium cooperii (190773) | |
Selandian | USA (California) | Cardium cooperi (184016) | |
Thanetian | USA (California) | Cardium cooperi (205393) Cardium linteum (166096) Nemocardium linteum (52611 52618) | |
Thanetian | Russian Federation | Nemocardium linteum (162250) | |
Late/Upper Paleocene - Early/Lower Eocene | USA (California) | Nemocardium linteum (199851) | |
Ypresian | Russian Federation (Kamchatka) | Nemocardium linteum (202264) | |
Ypresian | USA (Washington) | Nemocardium linteum (5544 5545 5546 5547 146900) | |
Ypresian | USA (California) | Cardium cooperii (122294) Cardium marysvillensis (52419 52422 52423 52425 52426 52428 52431 122339) Cardium marysvillensis, Cardium dalli (122337 200271) Nemocardium linteum (122656 178748 207312) | |
Ypresian | USA (Oregon) | Nemocardium linteum (52265 52305 200792 200795 200796 200797 200798 200799 200800 200802 200803 200804 200807 200873 200919) | |
Ypresian - Lutetian | USA (California) | Nemocardium linteum (8014 8017 36859 200144) | |
Ypresian - Lutetian | USA (Oregon) | Nemocardium linteum (200901) | |
Eocene | USA (Oregon) | Nemocardium linteum (200899) | |
Eocene | USA (California) | Cardium cooperii (207113 207126) | |
Early/Lower Eocene | USA (California) | Cardium cooperi (211016) Nemocardium linteum (111552) | |
Middle Eocene | Mexico (Baja California Sur) | Cardium cooperii (43758) | |
Middle Eocene | USA (California) | Nemocardium linteum (194191 194431) | |
Lutetian | USA (California) | Cardium cooperi (166459 200720) Cardium linteum (166458 194412 194413 194416) Nemocardium linteum (5540 5541 8012 8013 8015 51922 94821 94824 94827 178777 200145 200766 201259 201697 207157 207168) | |
Lutetian | USA (Oregon) | Nemocardium linteum (200870 200874 200879 200880 200890 200894 200895 200896 200897 200912 201034 201036 201040 201041) | |
Lutetian | Mexico (Baja California) | Nemocardium linteum (5505) | |
Bartonian | USA (Washington) | Nemocardium linteum (161924) | |
Bartonian | USA (California) | Cardium cooperii (122296 122336) Nemocardium linteum (52827) |