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Microsphaeridiorhynchus
Taxonomy
Microsphaeridiorhynchus was named by Sartenaer (1970). Its type is Rhynchonella litchfieldensis.
It was assigned to Trigonirhynchiidae by Bassett and Cocks (1974); to Rhynchonellida by Sepkoski (2002); and to Trigonirhynchiinae by Jin and Chatterton (1997) and Williams et al. (2002).
It was assigned to Trigonirhynchiidae by Bassett and Cocks (1974); to Rhynchonellida by Sepkoski (2002); and to Trigonirhynchiinae by Jin and Chatterton (1997) and Williams et al. (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1970 | Microsphaeridiorhynchus Sartenaer |
| 1974 | Microsphaeridiorhynchus Bassett and Cocks |
| 1997 | Microsphaeridiorhynchus Jin and Chatterton |
| 2002 | Microsphaeridiorhynchu Sepkoski |
| 2002 | Microsphaeridiorhynchus Williams et al. p. 1059 |
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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.
G. †Microsphaeridiorhynchus Sartenaer 1970
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†Microsphaeridiorhynchus hercostomaticum Jin et al. 1993
†Microsphaeridiorhynchus litchfieldensis Schuchert 1903
†Microsphaeridiorhynchus nucula Sowerby 1839
Diagnosis
No diagnoses are available