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Taxonomy
Protocardium hillanum umkwelanensis was named by Etheridge (1904).
It was recombined as Protocardia umkwelanensis by Cooper (2003).
It was recombined as Protocardia umkwelanensis by Cooper (2003).
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 |
|---|---|
| 1904 | Protocardium hillanum umkwelanensis Etheridge |
| 2003 | Protocardia umkwelanensis Cooper p. 151 figs. 5A-C |
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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 umkwelanensis Etheridge 1904
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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 | |||||
Age range: Middle Santonian or 85.80000 to 83.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Santonian | Angola | Protocardia umkwelanensis (210904) |