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Taxonomy
Pinna llajasensis was named by Squires (1983). Its type specimen is UCLA 59196, a shell, and it is a 3D body fossil. Its type locality is CSUN Loc. 374, Las Llajas Canyon, which is in a Lutetian transition zone/lower shoreface sandstone in the Llajas Formation of California.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1983 | Pinna llajasensis Squires pp. 359-360 figs. fig. 2L |
1984 | Pinna llajasensis Squires p. 42 figs. Figure 10g |
1992 | Pinna llajasensis Squires and Demetrion p. 37 |
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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.
†Pinna llajasensis Squires 1983
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Diagnosis
No diagnoses are available