Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Leptaena (Leptaena) rugosoides

Strophomenata - Strophomenida - Rafinesquinidae

Taxonomy
Leptaena rugosoides was named by Oraspold (1956).

It was recombined as Leptaena (Leptaena) rugosoides by Alichova (1969); it was recombined as Kurnamena rugosoides by Roomusoks (2004).

Sister species lacking formal opinion data
L. dicax

Synonymy list
YearName and author
1956Leptaena rugosoides Oraspold p. 52 figs. pl. 2: 7, 9-11 (non fig. 8)
1969Leptaena (Leptaena) rugosoides Alichova pp. 57-58 figs. pl. 9: 6-8
2004Kurnamena rugosoides Roomusoks p. 59 figs. pl. 18: 11, pl 20: 4, pl 24: 9-12, pl. 27: 4-6

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classStrophomenataWilliams et al 1996
orderStrophomenidaOpik 1934
superfamilyStrophomenoideaKing 1846
familyRafinesquinidaeSchuchert 1893
subfamilyLeptaeninaeHall and Clarke 1894
genusLeptaenaDalman 1828
subgenusLeptaenaDalman 1828
speciesrugosoides()

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.

show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitep
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Adult height: 1.0 to < 10g
Folds: noneg
Ribbing: minorg
Spines: noneg
Internal reinforcement: noneg
Environment: marineuc
Locomotion: stationaryg
Attached: yesp
Life habit: epifaunalg
Diet: suspension feederg
Vision: blindc
Created: 2009-04-13 09:55:02
Modified: 2018-11-11 09:56:39
Source: g = genus, c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Hendy et al. 2009, Aberhan et al. 2004

Age range: base of the Haljala to the top of the Johvi or 456.80000 to 449.90000 Ma

Collections (17 total)


Time interval Ma Country or state Original ID and collection number
Idavere458.0 - 452.8Estonia (Lääne-Viru) Leptaena rugosoides (168405)
Haljala456.8 - 453.9Russian Federation (Pskov oblast) Leptaena rugosoides (235884)
Keila453.9 - 452.8Estonia (Harju) Leptaena rugosoides (174338)
Keila453.9 - 452.8Latvia (Daugavpils) Leptaena rugosoides (192985)
Keila453.9 - 452.8Latvia Leptaena rugosoides (207211)
Keila453.9 - 452.8Lithuania Leptaena rugosoides (192436 207210)
Keila453.9 - 452.8Estonia Leptaena rugosoides (174343)
Keila453.9 - 452.8Estonia (Lääne-Viru) Leptaena rugosoides (166041 166050)
Johvi452.8 - 449.9Lithuania Leptaena rugosoides (207208)
Johvi452.8 - 449.9Latvia (Daugavpils) Leptaena rugosoides (192984)
Johvi452.8 - 449.9Latvia Leptaena rugosoides (207209)
Johvi452.8 - 449.9Estonia (Lääne-Viru) Leptaena rugosoides (168408)
Johvi452.8 - 449.9Estonia Leptaena rugosoides (166056 166057)
Johvi452.8 - 449.9Estonia (Lääne) Leptaena rugosoides (174341)