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Leptostrophia
Taxonomy
Leptostrophia was named by Hall and Clarke (1892). It is the type genus of Leptostrophiidae.
It was reranked as Stropheodonta (Leptostrophia) by Reed (1917).
It was assigned to Stropheodonta by Reed (1917); to Stropheodontidae by Bassett and Cocks (1974); to Leptostrophiidae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
It was reranked as Stropheodonta (Leptostrophia) by Reed (1917).
It was assigned to Stropheodonta by Reed (1917); to Stropheodontidae by Bassett and Cocks (1974); to Leptostrophiidae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1892 | Leptostrophia Hall and Clarke pp. 287 - 288 |
| 1917 | Stropheodonta (Leptostrophia) Reed p. 894 |
| 1974 | Leptostrophia Bassett and Cocks |
| 1978 | Magniventra Harper and Boucot |
| 2000 | Leptostrophia Williams et al. p. 278 |
| 2002 | Leptostrophia Sepkoski |
| 2002 | Magniventra Sepkoski |
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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. †Leptostrophia Hall and Clarke 1892
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Subg. †Leptostrophia (Leptostrophia) Hall and Clarke 1892
†Leptostrophia affinalata Gill 1949
†Leptostrophia beckii Hall 1857
†Leptostrophia beechhillensis McLearn 1924
†Leptostrophia inequicostella Johnson 1970
†Leptostrophia jamesoni Reed 1917
†Leptostrophia reedi Bancroft 1949
Invalid names: Magniventra Harper and Boucot 1978 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy et al. 2009, Nesnidal et al. 2013, Hendy 2009 | |||||
Age range: base of the Rhuddanian to the top of the Frasnian or 443.40000 to 372.20000 Ma
Collections (242 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Silurian | Australia (Victoria) | L. affinalata (10187 10191) | |
| Rhuddanian | Canada (Quebec) | L. reedi (194353) | |
| Rhuddanian | Canada (Nova Scotia) | L. beechhillensis (3833 3834 3835 49822) | |
| Rhuddanian | United Kingdom (Scotland) | Stropheodonta jamesoni (188533) | |
| Rhuddanian | Norway | Mesoleptostrophia reedi (14322) | |
| Rhuddanian - Aeronian | Russian Federation (Siberia) | L. andreevae (206542) | |
| Alexandrian | Canada (Québec) | L. sp. (25153 25154) | |
| Llandovery | Russian Federation (Siberia) | L. sp. (206306) | |
| Llandovery | Canada (Nova Scotia) | L. beechillensis (3219 3221 3222 3224 3225 3227 3228 3230 3231 3233 3234 3236) L. sp. (3038 3039 3040 3041 3042 3059 3061 3064 3065 3192) | |
| Llandovery | United Kingdom (England) | L. sp. (524) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Eifelian | Germany | L. sp. (616 60132) | |
| Eifelian | Spain (Aragon) | L. sp. (40435) | |
| Eifelian | Venezuela | L. sp. (35900) | |
| Eifelian | China (Nei Mongol) | L. sp. (25834) | |
| Eifelian | Canada (Ontario) | Rhytistrophia cooperi (3845) | |
| Eifelian - Givetian | Venezuela | L. sp. (35901) | |
| Givetian | Venezuela | L. sp. (35902) | |
| Givetian | USA (Iowa) | L. occidentalis (219868) | |
| Givetian | China (Hunan) | L. sp. (34987) | |
| Frasnian | Colombia (Boyaca) | Rhytistrophia caribbeana (36012) | |