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Metachorus testudo
Taxonomy
Promylacris testudo was named by Scudder (1890). Its type specimen is USNM 38158, an exoskeleton, and it is an impression. Its type locality is Mazon Creek (Columbia University collection), which is in a Westphalian D deltaic mudstone in the Carbondale Formation of Illinois.
It was recombined as Metachorus testudo by Handlirsch (1906), Handlirsch (1906), Handlirsch (1920) and Handlirsch (1922); it was recombined as Sooblatta testudo by Scudder (1890) and Schneider (1983).
It was recombined as Metachorus testudo by Handlirsch (1906), Handlirsch (1906), Handlirsch (1920) and Handlirsch (1922); it was recombined as Sooblatta testudo by Scudder (1890) and Schneider (1983).
Synonymy list
Year | Name and author |
---|---|
1890 | Sooblatta testudo Scudder |
1890 | Promylacris testudo Scudder p. 403 figs. Pl 32, fig 6 |
1895 | Promylacris testudo Scudder p. 49 figs. Pl II fig 2 |
1906 | Metachorus testudo Handlirsch p. 234 figs. Pl XXIV fig 16 |
1920 | Metachorus testudo Handlirsch p. 447 |
1922 | Metachorus testudo Handlirsch p. 148 |
1983 | Sooblatta testudo Schneider p. 112 |
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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.
†Metachorus testudo Scudder 1890
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class, p = phylum | |||||
References: Bush and Bambach 2015, Kiessling 2004 |
Age range: Westphalian D or 309.80000 to 307.50000 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Westphalian D | USA (Illinois) | Promylacris testudo (21981 type locality: 122528) |