Species
Drepanoistodus basiovalis (Sergeeva, 1963)
Synonymy list
200 Drepanoistodus basiovalis Lindström 1971 — Löfgren , fig. 4w
1963 Oistodus basiovalis — Sregeeva , pp. 96 , fig. 7:6-7; text fig. 3
1967 Oistodus basiovalis Sergeeva, 1963 — Viira , pp. 321 , fig. fig.1
1971 Drepanoistodus basiovalis (Sergeeva) — Lindström , pp. 43 , fig. text figs 6,8
1978 Drepanoistodus basiovalis (Sergeeva, 1963) — Löfgren , pp. 55-56
1990 Drepanoistodus basiovalis Lindström 1971 — Stouge & Bagnoli , pp. 15 , fig. 5:18-24
1990 Drepanoistodus basiovalis Lindström 1971 — Dzik , fig. 12
1991 Drepanoistodus basiovalis Lindström 1971 — Rasmussen , pp. 277 , fig. 61
1994 Drepanoistodus basiovalis Lindström 1971 — Löfgren , fig. 6.30
2001 Drepanoistodus basiovalis Lindström 1971 — Viira et al. , fig. fig. 5z
2003 Drepanoistodus basiovalis — Tolmacheva et al. , pp. 33
2006 Drepanoistodus basiovalis Lindström 1971 — Löfgren , fig. figs 3n, 3ab
2018 Drepanoistodus basiovalis — Wu et al.
2021 Drepanoistodus basiovalis (Sergeeva, 1963) — Rasmussen et al. , pp. 118-119 , fig. 6A-D
Selection of related publications
Männik, P., Viira, V. 2012. Ordovician conodont diversity in the northern Baltic. Estonian Journal of Earth Sciences 61, 1, 1-14. Estonian Academy Publishers. DOI:10.3176/earth.2012.1.01
Hints, O., Viira, V., Nõlvak, J. 2012. Darriwilian (Middle Ordovician) conodont biostratigraphy in NW Estonia. Estonian Journal of Earth Sciences 61, 4, 210-226. DOI:10.3176/earth.2012.4.03
Viira, V. 2011. Lower and Middle Ordovician conodonts from subsurface of SE Estonia and adjacent Russia. Estonian Journal of Earth Sciences 60, 1, 1-21. DOI:10.3176/earth.2011.1.01
Tolmacheva, T., Egerquist, E., Meidla, T., Tinn, O., Holmer, L. 2003. Faunal composition and dynamics in unconsolidated sediments: a case study from the Middle Ordovician of the East Baltic. Geological Magazine 140, 1, 31-44. DOI:10.1017/S001675680200701X
Viira, V., Löfgren, A., Mägi, S., Wickström, J. 2001. An Early to Middle Ordovician succession of conodont faunas at Mäekalda, northern Estonia. Geological Magazine 138, 6, 699-718. DOI:10.1017/S0016756801005945
Löfgren, A. 1978. Arenigian and Llanvirnian cocodonts from Jämtland, northern Sweden. Fossils and Strata 13, 1-129.
Sergeeva, S. P. 1963. Lower Ordovician conodonts from the Leningrad region. Paleontologicheski Zhurnal 2, 93-108.
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Conodonta |
| Order | Protopanderodontida |
| Family | Drepanoistodontidae |
| Genus | Drepanoistodus |
| Species | balticus |
| basiovalis | |
| contractus | |
| forceps | |
| iommii | |
| nowlani | |
| pervetus | |
| stougei | |
| suberectus | |
| svendi | |
| venustus | |
| viirae |
References based on distribution
- Männik & Viira, 2012 Volkhov Stage
- Sergeeva, 1963a Simankovo, Leningrad Oblast Volkhov Stage
- Tolmacheva et al., 2003a Putilovo quarry, Leningrad Oblast Volkhov Stage