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Olenellidae
Taxonomy
Olenellidae was named by Walcott (1890).
It was synonymized subjectively with Mesonacidae by Walcott (1910).
It was assigned to Opisthoparia by Riccio (1952); to Olenellida by Palmer and Halley (1979); to Redlichiida by Whittington et al. (1997); and to Olenelloidea by Palmer and Repina (1993), Lieberman (1998), Lieberman (1999), Hollingsworth (2005), Skovsted (2006) and Adrain (2011).
It was synonymized subjectively with Mesonacidae by Walcott (1910).
It was assigned to Opisthoparia by Riccio (1952); to Olenellida by Palmer and Halley (1979); to Redlichiida by Whittington et al. (1997); and to Olenelloidea by Palmer and Repina (1993), Lieberman (1998), Lieberman (1999), Hollingsworth (2005), Skovsted (2006) and Adrain (2011).
Synonymy list
| Year | Name and author |
|---|---|
| 1890 | Olenellidae Walcott |
| 1952 | Olenellidae Riccio p. 29 |
| 1979 | Olenellidae Palmer and Halley p. 63 |
| 1993 | Olenellidae Palmer and Repina p. 21 |
| 1997 | Olenellidae Whittington et al. p. 407 |
| 1998 | Olenellidae Lieberman p. 68 |
| 1999 | Olenellidae Lieberman p. 8 |
| 2005 | Olenellidae Hollingsworth p. 135 |
| 2006 | Olenellidae Skovsted p. 1093 |
| 2011 | Olenellidae Adrain p. 104 |
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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. †Olenellidae Walcott 1890
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G. †Fritzolenellus Lieberman 1998
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†Fritzolenellus lapworthi Peach and Horne 1892
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Invalid names: Olenellus intermedius Peach 1894 [synonym]
†Fritzolenellus reticulatus Peach 1894
†Fritzolenellus truemani Walcott 1913
G. †Gabriellus Fritz 1992
Subfm. †Mesonacinae Walcott 1891
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G. †Mesolenellus Palmer and Repina 1993
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†Mesolenellus hyperborea Poulsen 1974
†Mesolenellus svalbardensis Kielan 1960
G. †Mesonacis Walcott 1885
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†Mesonacis bonnensis Resser and Howell 1938
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Invalid names: Olenellus brevoculus Resser and Howell 1938 [synonym], Olenellus terranovicus Resser and Howell 1938 [synonym]
†Mesonacis cylindricus Palmer and Halley 1979
†Mesonacis eagerensis Best 1952
†Mesonacis fremonti Walcott 1910
†Mesonacis hamoculus Cowie and McNamara 1978
†Mesonacis vermontanus Hall 1859
†Mesonacis wileyi Gapp and Lieberman 2014
Invalid names: Angustolenellus Palmer and Repina 1993 [synonym], Fremontia Raw 1936 [synonym], Schmidtia Moberg 1899 [synonym]
Subfm. †Olenellinae Walcott 1890
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G. †Olenellus Hall 1861
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Subg. †Olenellus (Angustolenellus) Palmer and Repina 1993
Subg. †Olenellus (Georgiellus) Moberg 1899
Subg. †Olenellus (Mesolenellus) Palmer and Repina 1993
Subg. †Olenellus (Olenelloides) Peach 1894
Subg. †Olenellus (Paedeumias) Walcott 1910
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†Olenellus (Paedeumias) chiefensis Palmer 1998
†Olenellus (Paedeumias) puertoblancoensis Lochman 1952
†Olenellus (Paedeumias) terminatus Palmer 1998
†Paedeumias granulatus Palmer 1964
†Paedeumias transitans Walcott 1910
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Invalid names: Olenellus perkinsi Resser and Howell 1938 [synonym]
†Olenellus agellus Resser and Howell 1938
†Olenellus alius Resser and Howell 1938
†Olenellus brachyomma Palmer and Halley 1979
†Olenellus bufrontis Fritz 1991
†Olenellus buttsi Resser 1938
†Olenellus clarki Resser 1928
†Olenellus claytoni Walcott 1910
†Olenellus crassimarginatus Walcott 1910
†Olenellus georgiensis Resser and Howell 1938
†Olenellus getzi Dunbar 1925
†Olenellus gigas Peach 1894
†Olenellus gilberti White 1874
†Olenellus howelli White 1874
†Olenellus latilimbatus Resser and Howell 1938
†Olenellus megafrontalis Vaccari 1988
†Olenellus nevadensis Walcott 1910
†Olenellus parvofrontatus Fritz 1991
†Olenellus peculiaris Resser and Howell 1938
†Olenellus puertoblancoensis Lochman 1952
†Olenellus robsonensis Burling 1916
†Olenellus roddyi Resser and Howell 1938
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Invalid names: Olenellus jonasae Resser and Howell 1938 [synonym], Olenellus nitidus Resser and Howell 1938 [synonym], Olenellus nodosus Resser and Howell 1938 [synonym], Olenellus similaris Resser and Howell 1938 [synonym], Paedeumias eboracense Resser and Howell 1938 [synonym], Paedeumias glabrum Resser and Howell 1938 [synonym], Paedeumias yorkense Resser and Howell 1938 [synonym]
†Olenellus romensis Resser and Howell 1938
†Olenellus schucherti Resser and Howell 1938
†Olenellus thompsoni Hall 1859
†Olenellus walcotti Shaler and Foerste 1888
†Olenellus wanneri Resser and Howell 1938
G. †Peachella Walcott 1910
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†Peachella brevispina Palmer and Halley 1979
†Peachella iddingsi Walcott 1884
Invalid names: Gabriellinae Palmer and Repina 1993 [empty]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. R. Palmer and L. N. Repina 1993 | Olenelloidea with width of interocular area generally half or less that of extraocular area. Third thoracic segment slightly to strongly macropleural. |