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Llanoaspididae
Taxonomy
Llanoaspididae was named by Lochmann (1944). It is not extant.
It was assigned to Ptychopariida by Jell and Adrain (2002); and to Trilobita by Adrain (2011).
It was assigned to Ptychopariida by Jell and Adrain (2002); and to Trilobita by Adrain (2011).
Synonymy list
| Year | Name and author |
|---|---|
| 1944 | Llanoaspididae Lochmann |
| 2002 | Llanoaspididae Jell and Adrain p. 473 |
| 2011 | Llanoaspididae Adrain p. 108 |
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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.
Fm. †Llanoaspididae Lochmann 1944
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G. †Amquia Rasseti 1946
G. †Deiracephalus Resser 1935
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†Deiracephalus aster Walcott 1916
†Deiracephalus buttsi Resser 1935
†Deiracephalus unicornis Palmer 1962
Invalid names: Asteraspis Kobayashi 1935 [objective synonym]
G. †Genevievella Lochmann 1936
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Invalid names: Nixonella Lochman 1944 [synonym], Placosema Opik 1967 [synonym]
G. †Llanoaspidella Tasch 1951
G. †Metisaspis Rasetti 1946
G. †Nahannicephalus Pratt 1992
G. †Paracedaria Duncan 1949
Diagnosis
No diagnoses are available