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Leptocoeliidae
Taxonomy
Leptocoeliidae was named by Boucot and Gill (1956).
It was assigned to Dayiacea by Bassett and Cocks (1974); and to Rhynchotrematoidea by Williams et al. (2002) and Boucot et al. (2008).
It was assigned to Dayiacea by Bassett and Cocks (1974); and to Rhynchotrematoidea by Williams et al. (2002) and Boucot et al. (2008).
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Leptocoeliidae Boucot and Gill |
| 1974 | Leptocoeliidae Bassett and Cocks |
| 2002 | Leptocoeliidae Williams et al. p. 1081 |
| 2008 | Leptocoeliidae Boucot et al. |
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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. †Leptocoeliidae Boucot and Gill 1956
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G. †Australocoelia
G. †Eocoelia Nikiforova 1961
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†Eocoelia akimiskii Jin 2003
†Eocoelia angelini Lindström 1861
†Eocoelia curtisi Ziegler 1966
†Eocoelia hemisphaerica Sowerby 1839
†Eocoelia sulcata Prouty 1923
G. †Pacificocoelia Boucot 1975
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†Leptocoelia infrequens globosa Johnson 1970
†Pacificocoelia infrequens Walcott 1884
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum, uc = unranked clade | |||||
| References: Hendy et al. 2009, Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Rhuddanian to the top of the Eifelian or 443.40000 to 387.70000 Ma
Collections (280 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Silurian - Llandovery | Canada (New Brunswick) | Eocoelia E. hemisphaerica (11549) | |
| Rhuddanian | Argentina (San Juan) | Anabaia n. sp. (25093 185894 185895 185902) Anabaia sp. (203574) | |
| Rhuddanian | United Kingdom (Wales) | Eocoelia sp. (8407) | |
| Rhuddanian - Aeronian | Russian Federation (Siberia) | Eocoelia hemisphaerica (206542 206543 206560) | |
| Alexandrian | Canada (Québec) | Eocoelia hemisphaerica (25049) | |
| Alexandrian - Ontarian | Canada (Québec) | Eocoelia sp. (24594 24595 24596) | |
| Llandovery | Russian Federation (Siberia) | Eocoelia hemisphaerica (206319) | |
| Llandovery | Canada (Nova Scotia) | Eocoelia curtisi (3057 3059 3060 3061 3062 3063 3065 3066 3134 3136 3137 3147) Eocoelia hemisphaerica (3034 3035 3036 3037 3038 3039 3040 3041 3042 3043 3044 3045) Eocoelia intermedia (3046 3047 3048 3051 3052 3053 3054 3055 3056) Eocoelia sulcata (3149 3151 3159 3160 3164 3165 3167 3170 3172 3174 3176 3178 3185 3187 3188 3189 3190 3192 3193 3200 3201 3202 3203 3204 3205 3206) | |
| Llandovery | USA (New York) | Eocoelia hemispherica (13290) Eocoelia sp. (452 459) Eocoelia sulcata (77054) | |
| Llandovery | Paraguay | Anabaia paraia, Eocoelia paraguayensis (25570) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Eifelian | Bolivia (Cochabamba) | Australocoelia palmata (36078) | |
| Eifelian | Bolivia (Tarija) | Australocoelia palmata (36059 36061) | |
| Eifelian | Bolivia (La Paz) | Australocoelia palmata (36064 36065 36066) | |
| Eifelian | Venezuela | Leptocoelia sp. (35897 35898) | |
| Eifelian | Brazil (Parana) | Australocoelia tourteloti (37075) | |
| Eifelian - Givetian | Brazil (Santa Catarina) | Australocoelia sp. (37140 37141) | |
| Eifelian - Givetian | Brazil (Goias) | Australocoelia sp. (37167 37169) | |
| Eifelian - Frasnian | Brazil (Parana) | Australocoelia tourteloti (37076) | |
| Middle Devonian - Late/Upper Devonian | Colombia | Leptocoeliidae indet. (35883) | |
| Early/Lower Givetian | Brazil (Parana) | Australocoelia palmata (106996) | |