Family
Lophospiridae Wenz, 1938
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
4. Lophospira gumbiense Saladzhius, 1966 | Ludlow
5. Lophospira kuckersiana (Teichert, 1932) | Kukruse Stage
9. Lophospira prisca Koken, 1925 | Haljala Stage
10. Lophospira raudi Öpik, 1930 | Kukruse Stage
11. Lophospira sandbiana Ebbestad, Högström et Frisk, 2013 | Uhaku Stage
14. Loxoplocus vermetus (Koken, 1897) | Pirgu Stage
15. Proturritella acutum Koken et Perner, 1925 | Kunda Stage
16. Proturritella angulosa (Koken, 1897) | Aseri Stage
17. Proturritella cingulata (Koken, 1896) | Kunda Stage
18. Proturritella gradata (Koken, 1897) | Kunda Stage
19. 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 | Trochonematoidea |
| Family | Lophospiridae |
| Subfamily | Gyronematinae |
| Lophospirinae | |
| Genus | Ectomaria |
| Family | Trochonematidae |