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Laudoniinae
Taxonomy
Laudoniinae was named by Palmer and Repina (1993).
It was assigned to Olenellidae by Palmer and Repina (1993); and to Laudoniidae by Lieberman (1998) and Lieberman (1999).
It was assigned to Olenellidae by Palmer and Repina (1993); and to Laudoniidae by Lieberman (1998) and Lieberman (1999).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1993 | Laudoniinae Palmer and Repina p. 24 |
| 1998 | Laudoniinae Lieberman p. 71 |
| 1999 | Laudoniinae Lieberman p. 89 |
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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.
Subfm. †Laudoniinae Palmer and Repina 1993
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G. †Laudonia Harrington 1956
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†Laudonia amputata Fritz 1992
†Laudonia bispinata Harrington 1956
†Laudonia prima Lochman 1952
G. †Mummaspis
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†Mummaspis delgadoae Gapp and Lieberman 2014
†Mummaspis macer Resser and Howell 1938
†Mummaspis muralensis Fritz 1992
†Mummaspis oblisooculatus Frtiz 1992
†Mummaspis occidens Walcott 1913
†Mummaspis truncatooculatus Fritz 1992
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. R. Palmer and L. N. Repina 1993 | Olenellidae with cephalon subquadrate to subhexagonal in outline. Genal spine strongly advanced, originating anterior to Si. Intergenal spine strongly devel- oped in adult at posterolateral corner of cephalon. Trans- verse width of anterior part of Li nearly equal to occipital ring. Thorax has third segment weakly macropleural; fifteenth segment lacks axial spine. Opisthothorax not clearly differentiated. Pygidium small, bilobate. |