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Leptagonia

Strophomenata - Strophomenida - Rafinesquinidae

Taxonomy
Leptagonia was named as a genus. It is not extant.

It was reranked as Leptaena (Leptagonia) by M'Coy (1851).

It was assigned to Leptaena by M'Coy (1851); to Leptaeninae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).

Species
L. analoga, L. goldfussiana, L. relicta
Species lacking formal opinion data
L. missouriensis, L. odeon

Synonyms
Synonymy list
YearName and author
1851Leptaena (Leptagonia) M'Coy
2000Leptagonia Williams et al. p. 246
2002Adiaphragma Sepkoski
2002Leptagonia Sepkoski
2002Semileptagonia Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classStrophomenataWilliams et al 1996
orderStrophomenidaOpik 1934
superfamilyStrophomenoideaKing 1846
familyRafinesquinidaeSchuchert 1893
subfamilyLeptaeninaeHall and Clarke 1894
genusLeptagonia

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.

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†Leptagonia analoga Phillips 1836
†Leptagonia goldfussiana Barrande 1848
†Leptagonia relicta Havlicek 1967
Invalid names: Adiaphragma [synonym], Semileptagonia [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitep
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Environment: marineuc
Locomotion: stationaryf
Attached: yesp
Life habit: epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2009-04-13 09:59:34
Modified: 2018-11-10 17:59:35
Source: f = family, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Hendy et al. 2009, Nesnidal et al. 2013

Age range: base of the Lochkovian to the top of the Alportian or 419.62000 to 321.80000 Ma

Collections (177 total)


Time interval Ma Country or state Original ID and collection number
Lochkovian419.62 - 413.02Australia (New South Wales) Leptaena goldfussiana (24900)
Lochkovian419.62 - 413.02Czechia (Prague) L. odeon, L. relicta (12072) L. relicta (12068)
Lochkovian419.62 - 413.02Russian Federation (Sverdlovskaya Oblast) L. sp. (81792)
Lochkovian419.62 - 413.02Tajikistan L. sp. (13980)
Lochkovian419.62 - 413.02Spain L. sp.F (13924)
Lochkovian419.62 - 413.02Czechia Leptaena relicta (14044) L. relicta (13895 14061)
Lochkovian419.62 - 413.02Canada (Yukon) L. sp. (24931 24932)
Pragian413.02 - 410.62Czechia (Praga) Leptaena goldfussiana, L. goldfussiana (235197)
Pragian413.02 - 410.62Czechia (Prague) L. praepostera, L. goldfussiana (12071)
Pragian413.02 - 410.62Czechia L. goldfussiana (12101)
Pragian413.02 - 410.62Canada (Yukon) L. sp. (24933 43967) L. sp. 1 (39394 43713 43969)
Pragian - Early/Lower Emsian413.02 - 399.5Russian Federation (Sverdlovskaya Oblast) L. sp. (81794)
Early/Lower Emsian410.62 - 399.5Canada (Yukon Territory) L. sp. 1 (26658)
Early/Lower Emsian410.62 - 399.5Spain (Aragon) L. sp. (40403)
Emsian410.62 - 393.47Germany (Hessen) L. rhomboidalis (38349)
Zlichovian410.62 - 393.47Czechia (Barrandia) L. zlichovensis (12112)
Late/Upper Emsian399.5 - 393.47Canada (Yukon Territory) L. sp. 1 (26659)
Late/Upper Emsian399.5 - 393.47Spain (Aragon) L. sp. (40419 40424)
Late/Upper Emsian399.5 - 393.47Russian Federation L. reticulata (35720)
Eifelian393.47 - 387.95Poland L. analogaeformis (231671 231675 231678 231679 231680)
Eifelian393.47 - 387.95Spain (Aragon) L. sp. (40433 40437)
Eifelian - Givetian393.47 - 382.31Morocco L. sp. (226635)
Givetian387.95 - 382.31Spain (Aragon) L. sp. (40446)
Givetian387.95 - 382.31Russian Federation (Kemerovskaya Oblast) L. rhomboidalis (84385)
Givetian387.95 - 382.31Canada (Northwest Territories) L. sp. (626)
Middle Givetian385.9 - 383.4France (Bretagne) L. sp. (84042 84083 84091 84101)
Frasnian382.31 - 372.15Spain (Aragon) L. sp. (40448)
Early/Lower Famennian372.15 - 368.5China L. analoga (162317)
Famennian372.15 - 358.86Germany (Nordrhein-Westfalen) Leptaena analoga (38273 38275 38294 38295 38296 38298 38299 38300 38302 38325 38327 38329)
Famennian - Tournaisian372.15 - 346.7United Kingdom (England) L. sp. (38443)
Late/Upper Famennian365.2 - 358.86China L. analoga (162315)
Late/Upper Famennian365.2 - 358.86Germany (Nordrhein-Westfalen) Leptaena analoga (38304 38306)
Hastarian358.86 - 353.7United Kingdom (England) L. analoga (38448) L. sp. (38447)
Kinderhookian358.86 - 351.9USA (Montana) Leptaena analoga (7315)
Kinderhookian358.86 - 351.9USA (Texas) L. sp. (62492 62494)
Kinderhookian358.86 - 351.9USA (Arkansas) L. sp. (5613)
Kinderhookian358.86 - 351.9Canada (Alberta) Leptaena analoga (8141 8610)
Early/Lower Mississippian358.86 - 346.7USA (California) Leptaena analoga (226254 229423)
Tournaisian358.86 - 346.7USA (Oklahoma) L. analoga (5614)
Tournaisian358.86 - 346.7Australia (Queensland) L. analoga (40007)
Tournaisian358.86 - 346.7USA (Idaho) L. analoga (12799 12801 12802 12804) L. missouriensis (141466)
Tournaisian358.86 - 346.7Canada (Alberta) L. missouriensis (67238 67282 67284 67333)
Tournaisian358.86 - 346.7USA (Illinois) L. missouriensis (5795)
Tournaisian358.86 - 346.7USA (Missouri) L. missouriensis (65693)
Tournaisian358.86 - 346.7United Kingdom L. sp. (62873)
Tournaisian358.86 - 346.7USA (Iowa) Leptaena analoga (3309 3314 3339) L. sp. (141611)
Tournaisian358.86 - 346.7United Kingdom (England) Leptaena analoga (8688 8689 8696 8698 8701 8703 8709 8730 8731 8733)
Tournaisian358.86 - 346.7China (Guizhou) L. sp. (58462)
Tournaisian358.86 - 346.7Australia (New South Wales) L. analoga (5615 46855 46866 46867 46870 58011 58013 58015 58018 67217 217051 217053)
Tournaisian - Visean358.86 - 330.3Australia (New South Wales) L. analoga (46856 46857 46860)
Carboniferous358.86 - 298.9USA (Montana) L. sp., Leptaena analoga (12771)
Ivorian353.7 - 346.7Iran (Markazi) L. analoga (216562 216564)
Ivorian353.7 - 346.7United Kingdom (England) Leptaena analoga (8702)
Ivorian - Chadian353.7 - 339.9Ireland L. analoga (76515)
Chadian346.7 - 339.9Germany L. analoga (64670) L. sp. (64672)
Chadian346.7 - 339.9United Kingdom (England) Leptaena analoga (5972 5983)
Visean346.7 - 330.3Australia (Queensland) L. analoga (40008 145052)
Visean346.7 - 330.3Australia (New South Wales) L. analoga (5603 5605 46873 46876 46877 46880 46882 46895 46896 46908 46909 46911 46912 46913 46916 46917 46919 46920 46922 46927 46932 46941 46942 46943 46945 58025 58031 58147 62638)
Asbian339.9 - 335.9United Kingdom (Northern Ireland) L. sp. (6950)
Asbian339.9 - 335.9United Kingdom (England) Leptaena analoga (5985 5992 5994 5995)
Asbian - Brigantian339.9 - 330.3United Kingdom (England) Leptaena analoga (5986 5987) L. caledonica (28383)
Brigantian335.9 - 330.3Australia (New South Wales) L. analoga (8221 8222)
Brigantian335.9 - 330.3United Kingdom (England) Leptaena analoga (73391 73392 73393 73394 73431) L. caledonica (162351)
Arnsbergian326.9 - 323.6United Kingdom (England) L. smithi (162359 162361)
Morrowan323.4 - 318.6USA (Arkansas) L. sp. (79870 79872 79873)
Alportian322.8 - 321.8United Kingdom (England) L. smithi (162353)