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Nanorthidae
Taxonomy
Nanorthidae was named by Havlicek (1977). Its type is Nanorthis.
It was considered an invalid subgroup of Orthoidea by Williams et al. (2007).
It was assigned to Orthoidea by Williams et al. (2000); to Orthida by Benedetto (2007); and to Plectorthoidea by Benedetto and Muñoz (2017).
It was considered an invalid subgroup of Orthoidea by Williams et al. (2007).
It was assigned to Orthoidea by Williams et al. (2000); to Orthida by Benedetto (2007); and to Plectorthoidea by Benedetto and Muñoz (2017).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1977 | Nanorthidae Havlicek |
| 2000 | Nanorthidae Williams et al. p. 742 |
| 2007 | Nanorthidae Benedetto p. 273 |
| 2017 | Nanorthidae Benedetto and Muñoz pp. 48 - 49 |
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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. †Nanorthidae Havlicek 1977
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G. †Gondwanorthis Benedetto and Muñoz 2017
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†Gondwanorthis bastamensis Ghobadi Pour et al. 2011
†Gondwanorthis calderensis Benedetto 2007
G. †Lampazarorthis Benedetto and Muñoz 2017
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†Lampazarorthis bifurcata Harrington 1937
†Lampazarorthis brachymyaria Benedetto and Carrasco 2002
G. †Notorthisina Havlicek and Branisa 1980
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†Notorthisina musculosa Villas et al. 2009
†Notorthisina notoconcha Havlicek and Branisa 1980
G. †Shoshonorthis Jaanusson and Bassett 1993
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†Shoshonorthis dinorthides Cooper 1956
†Shoshonorthis michaelis Clark 1935
†Shoshonorthis ovata Pander 1830
†Shoshonorthis perplexus Ross and Barnes 1967
†Shoshonorthis subconvexus Cooper 1956
†Shoshonorthis swanensis Ulrich and Cooper 1938
†Shoshonorthis tifletensis Havlicek 1971
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Collections (43 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ibexian | USA (Nevada) | Orthambonites swanensis (104308) | |
| Tremadoc | Bolivia (Méndez) | Notorthisina notoconcha (8774) | |
| Tremadoc | Argentina (Jujuy) | Nanorthis calderensis (74348 193004) | |
| Tremadoc | Iran | Nanorthis bastamensis (185918 185921 185923 185924 185925) | |
| Tremadoc | Argentina | Nanorthis brachymyaria (66187 159270 159271) Nanorthis calderensis (8867 9091 159267) | |
| Tremadoc | Argentina (Salta) | Nanorthis bifurcata, Notorthisina musculosa (185919) Nanorthis calderensis (74346 74347) | |
| Dapingian | USA (Utah) | Orthambonites michaelis (104215 104218 104220) Orthis michaelis (104203 104204 104209 104232 104237 104239 104240 104258 104259) | |
| Whiterockian | USA (Utah) | Orthambonites michaelis (104244) Orthambonites swanensis, Orthambonites michaelis (104064) Orthis michaelis (104241 197008 197019) | |
| Whiterockian | USA (Nevada) | Orthambonites perplexus (104298) Orthambonites swanensis (104295 104296 104297 104376) Plectorthis perplexus (423 104381 104390) |