Superfamily
Trochonematoidea Zittel, 1895
Selection of related publications
Saladžius, V. J. 1966. Mollusk fauna of the Silurian deposits of the south of the East Baltic territory. Palaeontology and stratigraphy of the Baltic and the Byelorussia. Number I (VI), pp. 31-73. Mintis.
Öpik, A. 1930. Beiträge zur Kenntnis der Kukruse-(C2-C3-)Stufe in Eesti. IV. Tartu Ülikooli Geoloogia Instituudi Toimetused 24, 1-34.
Koken, E., Perner, J. 1925. Die Gastropoden des baltischen Untersilurs. Zapiski Rossiiskoi Akademii Nauk 37, 1, 1-318. Venemaa Teaduste Akadeemia.
Bekker, H. 1925. Lühike ülevaade Eesti geoloogiast (Eozoiline ja paleozoiline ladekond). Eesti Loodus. Äratrükk koguteosest "Eesti", pp. 31-61.
List of species
1. Ectomaria nieszkowskii (Schmidt, 1858) | Porkuni Stage
2. Eunema sulcifera (Eichwald, 1840) | Nabala Stage
3. Globonema piersalense (Koken, 1897) | Pirgu Stage
5. Lophospira gumbiense Saladzhius, 1966 | Ludlow
6. Lophospira kuckersiana (Teichert, 1932) | Kukruse Stage
10. Lophospira prisca Koken, 1925 | Haljala Stage
11. Lophospira raudi Öpik, 1930 | Kukruse Stage
12. Lophospira sandbiana Ebbestad, Högström et Frisk, 2013 | Uhaku Stage
15. Loxoplocus vermetus (Koken, 1897) | Pirgu Stage
16. Proturritella acutum Koken et Perner, 1925 | Kunda Stage
17. Proturritella angulosa (Koken, 1897) | Aseri Stage
18. Proturritella cingulata (Koken, 1896) | Kunda Stage
19. Proturritella gradata (Koken, 1897) | Kunda Stage
20. Proturritella reticulata (Koken, 1896) | Kunda Stage
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Gastropoda |
| Subclass | Orthogastropoda |
| Order | Murchisoniina |
| Superfamily | Eotomarioidea |
| Loxonematoidea | |
| Murchisonioidea | |
| Trochonematoidea | |
| Family | Lophospiridae |
| Trochonematidae | |
| Straparollinidae |