Species
Streptis undifera (Schmidt, 1858)
Type specimen data
, ( Estonia, Porkuni ) ( Porkuni Stage; Hirnantian )
Synonymy list
1858 Spirigerina? undifera sp. nov. — Schmidt , pp. 210
1936 Streptis incompta sp. nov. — Ulrich et Cooper , pp. 345 , fig. 50: 13, 25-27, 29, 30, 33-35
1960 Streptis incompta Ulrich et Cooper, 1936 — Nikiforova , fig. 26: 11-13
1965 Streptis undifera (Schmidt, 1858) — Wright , pp. 474-476 , fig. 1: 1-4
1986 Streptis undifera (Schmidt, 1858) — Hints , pp. 21-23 , fig. 1: 1-18
2017 Streptis undifera (Schmidt, 1858) — Harper et al. , fig. 5T
Selection of related publications
Holmer, L. E., Popov, L. E., Ghobadi Pour, M., Zhang, Z., Zhang, Z. 2017. Unusual pitted Ordovician brachiopods from the East Baltic: the significance of coarsely pitted ornamentations in linguliforms. Papers in Palaeontology 3, 3, 387-399. Wiley. DOI:10.1002/spp2.1080
Hints, L. 2012. New Hirnantian orthide brachiopods from the type section of the Porkuni Stage (Porkuni quarry, northeastern Estonia). Estonian Journal of Earth Sciences 61, 4, 227–241. DOI:10.3176/earth.2012.4.04
Kaljo, D., Hints, L., Männik, P., Nõlvak, J. 2008. The succession of Hirnantian events based on data from Baltica: brachiopods, chitinozoans, conodonts, and carbon isotopes. Estonian Journal of Earth Sciences 57, 4, 197-218. DOI:10.3176/earth.2008.4.01
Hints, L. 1986. Genus Streptis (Triplesiidae, Brachiopoda) from the Ordovician and Silurian of Estonia. Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 35, 1, 20-26. DOI:10.3176/geol.1986.1.03
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Strophomenata |
| Order | Orthotetida |
| Suborder | Triplesiidina |
| Superfamily | Triplesoidea |
| Family | Triplesiidae |
| Genus | Streptis |
| Species | altosinuata |
| grayii | |
| monilifera | |
| undifera |
References based on distribution
- Holmer et al., 2017 Porkuni quarry Porkuni Stage