Did stalked echinoderms bioerode calcareous substrates? A possible boring crinoid attachment structure in a stromatoporoid from the early Silurian (Telychian) of EstoniaVinn, Olev; Ausich, William I.; Wilson, Mark A.; Toom, UrsulaPaläontologische Zeitschrift PalZ2023 / p. 37-41 https://doi.org/10.1007/s12542-022-00637-3 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Early Silurian crinoid diversification on Baltica : Euspirocrinus varbolaensis sp. novAusich, William I.; Wilson, Mark A.; Toom, UrsulaEstonian journal of earth sciences2024 / p. 37-44 : ill https://doi.org/10.3176/earth.2024.05

Early Silurian recovery of Baltica crinoids following the end-Ordovician extinctions (Llandovery, Estonia)Ausich, William I.; Wilson, Mark A.; Toom, UrsulaJournal of paleontology2020 / p. 521-530 : ill https://doi.org/10.1017/jpa.2019.89 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

New crinoids from the Baltic region (Estonia): fossil tip-dating phylogenetics constrains the origin and Ordovician–Silurian diversification of the Flexibilia (Echinodermata)Wright, David F.; Toom, UrsulaPalaeontology2017 / p. 893-910 : ill https://doi.org/10.1111/pala.12324 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Site-selective parasitic embedment structures on middle silurian crinoid column material from Western EstoniaThomka, James; Vinn, Olev; Toom, UrsulaGeological Society of America Abstracts with Programs, vol 53, no. 62021 / paper no. 94-3 https://doi.org/10.1130/abs/2021AM-371144

Tremichnus in crinoid pluricolumnals from the Silurian of western Estonia (Baltica)Vinn, Olev; Wilson, Mark A.; Ausich, William I.; Toom, UrsulaCarnets de Geologie2015 / p. 239 - 243 https://doi.org/10.4267/2042/57951

Uut liiki ürgne meriliilia sai nime Tallinna ja Eesti geoloogi järgiEesti Ekspress2021 / Lk. 9 : fot https://dea.digar.ee/article/eestiekspress/2021/01/06/9.12