|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Rhynchonellata - Orthida - Plaesiomyidae
It was corrected as Orthis porcata by Billings (1862); it was recombined as Dinorthis anticostiensis by Twenhofel (1928); it was recombined as Plaesiomys anticostiensis by Schuchert and Cooper (1932), Bolton (1972), Jin and Zhan (2008) and Wright and Stigall (2013).
|Year||Name and author|
|1862||Orthis porcata Billings p. 135 figs. fig. 111|
|1928||Dinorthis anticostiensis Twenhofel p. 183 figs. pl. 18, figs. 15, 16.|
|1932||Plaesiomys anticostiensis Schuchert and Cooper p. 94|
|1972||Plaesiomys anticostiensis Bolton p. 28 figs. pl. 4, figs. 3, 20|
|2008||Plaesiomys anticostiensis Jin and Zhan pp. 18 - 21 figs. Pl. 4, figs. 1–13; Pl. 5, figs. 1–23; Pl. 6, figs. 1–16; Pl. 7, figs. 1–15; Pl. 8, figs. 1–11; Figs.|
|2013||Plaesiomys anticostiensis Wright and Stigall p. 1113|
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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.