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Taxonomy
Cardium hillanum was named by Sowerby (1813). It is the type species of Protocardium.
It was recombined as Protocardium hillanum by Etheridge (1904); it was recombined as Protocardia hillana by Douvillé (1916).
It was recombined as Protocardium hillanum by Etheridge (1904); it was recombined as Protocardia hillana by Douvillé (1916).
Sister species lacking formal opinion data
P. africana, P. barneyi, P. beiha, P. besairiei, P. bipi, P. contusa, P. hillanum, P. lycetti, P. moshuiwanensis, P. olea, P. oxynoti, P. parahillana, P. pertenuis, P. phillipiana, P. rahmuensis, P. regulare, P. schucherti, P. spillmani, P. subhillanum, P. texana, P. tosensis, P. amanoi, P. lycetti, P. peraltaensis, P. phillipiana
Synonymy list
Year | Name and author |
---|---|
1813 | Cardium hillanum Sowerby p. 41 figs. Pl. 14, Fig. 1 |
1904 | Protocardium hillanum Etheridge |
1916 | Protocardia hillana Douvillé p. 158 figs. Pl. 20, Fig. 1-3 |
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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.
†Protocardia hillana Sowerby 1813
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Diagnosis
No diagnoses are available