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Site-selectivity of symbiotic (parasitic?) pits in crinoid column material from the middle Silurian (Wenlock: Sheinwoodian) of western EstoniaThomka, James R.; Vinn, Olev; Toom, UrsulaIchnos : an international journal for plant and animal traces2022 / p. 71-75 : ill https://doi.org/10.1080/10420940.2022.2047038 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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77

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Small cornulitids from the Upper Ordovician (Katian) of EstoniaVinn, Olev; Wilson, Mark A.; Madison, Anna; Toom, UrsulaPalaeoworld2024 / p. 57-64 : ill https://doi.org/10.1016/j.palwor.2022.12.005 Journal metrics at Scopus Article at Scopus

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78

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Small faecal pellets in Ordovician shelly fossils from Estonia, BaltoscandiaToom, Ursula; Vinn, Olev; Isakar, Mare; Madison, Anna; Hints, OlleEstonian journal of earth sciences2020 / p. 1-19 : ill https://doi.org/10.3176/earth.2020.01 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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79

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Some encrusted hardgrounds from the Ordovician of Estonia (Baltica)Vinn, Olev; Toom, UrsulaCarnets de Geologie2015 / p. 63 - 70 https://doi.org/10.4267/2042/56744 Journal metrics at Scopus Article at Scopus

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80

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A sparsely encrusted hardground with abundant Trypanites borings from the Llandovery of the Velise River, western Estonia (Baltica)Vinn, Olev; Toom, UrsulaEstonian journal of earth sciences2016 / p. 19-26 : ill https://artiklid.elnet.ee/record=b2760752*est https://doi.org/10.3176/earth.2016.01 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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81

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Stromatoporoid-coral/tubeworm intergrowths in the lowermost Silurian Varbola Formation of Estonia: first evidence of competitive interactionJeon, Juwan; Vinn, Olev; Liang, Kun; Zapalski, M. K.; Toom, Ursula; Kershaw, StephenLethaia2022 / p. 1-13 : ill https://doi.org/10.18261/let.55.2.4 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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82

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Stromatoporoids of the upper Hirnantian (Upper Ordovician) Shiqian Formation of South China: implications for environmental interpretation and the Ordovician–Silurian stromatoporoid transitionJeon, Juwan; Kershaw, Stephen; Li, Yue; Chen, Zhong-Yang; Toom, Ursula; Yu, Shen-Yang; Zhang, Yuan-DongJournal of systematic palaeontology2024 / art. 2351930, 33 p. ill https://doi.org/10.1080/14772019.2024.2351930 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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83

book article

Sutlema quarryKröger, Björn; Toom, UrsulaXI Baltic Stratigraphical Conference : abstracts and field guide2025 / p. 151-156 : ill https://www.ester.ee/record=b5696260*est https://files.geocollections.info/369a0bb7-cb7f-4215-9108-ffe05295db63.pdf

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84

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Symbiosis in brachiopods and brachiopod-attached trepostome bryozoans from the Katian of EstoniaVinn, Olev; Ernst, Andrej; Wilson, Mark A.; Tinn, Oive; Isakar, Mare; Toom, UrsulaNeues Jahrbuch für Geologie und Paläontologie - Abhandlungen2023 / p. 41−50 https://doi.org/10.1127/njgpa/2023/1111 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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85

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Symbiosis in trepostome bryozoans from the Sandbian (Late Ordovician) of EstoniaVinn, Olev; Ernst, Andrej; Wilson, Mark A.; Toom, UrsulaHistorical Biology : An International Journal of Paleobiology2022 / p. 1029-1038 : ill., map https://doi.org/10.1080/08912963.2021.1959579 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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86

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Symbiosis of conulariids with trepostome bryozoans in the Upper Ordovician of Estonia (Baltica)Vinn, Olev; Ernst, Andrej; Wilson, Mark A.; Toom, UrsulaPalaeogeography, palaeoclimatology, palaeoecology2019 / p. 89-96 : ill https://doi.org/10.1016/j.palaeo.2019.01.018 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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87

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Symbiosis of cornulitids and bryozoans in the Late Ordovician of Estonia (Baltica)Vinn, Olev; Ernst, Andrej; Toom, UrsulaPalaios2018 / p. 290-295 : ill https://doi.org/10.2110/palo.2018.018 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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88

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Symbiosis of cornulitids with the cystoporate bryozoan Fistulipora in the Pridoli of Saaremaa, EstoniaVinn, Olev; Ernst, Andrej; Wilson, Mark A.; Toom, UrsulaLethaia2021 / p. 90-95 : ill https://doi.org/10.1111/let.12385 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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89

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Symbiosis of rugose corals with the cystoporate bryozoan fistulipora przhidolensis in the pridoli (Latest Silurian) of Saaremaa, EstoniaVinn, Olev; Ernst, Andrej; Wilson, Mark A.; Toom, UrsulaPalaios2020 / p. 237 - 244 https://doi.org/10.2110/PALO.2020.019 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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90

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Symbiotic worms in the inner aragonitic layer of Leptodesma (Bivalvia) from the Přídolí (Upper Silurian) of Saaremaa Island, EstoniaVinn, Olev; Wilson, Mark A.; Isakar, Mare; Toom, UrsulaPalZ2021 / p. 231–236 https://doi.org/10.1007/s12542-021-00554-x Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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91

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Tentaculitids from the silurian of EstoniaVinn, Olev; Alkahtane, Abdullah A.; El Hedeny, Magdy M.; Farraj, Saleh Al; Isakar, Mare; Toom, UrsulaNeues Jahrbuch für Geologie und Palaontologie - Abhandlungen2023 / p. 161-168 https://doi.org/10.1127/njgpa/2023/1157 Journal metrics at Scopus Article at Scopus Journal metrics at Scopus Article at WOS

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92

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The diploporite blastozoan Glyptosphaerites (Echinodermata: Blastozoa) and the origin of diploporesPaul, Christopher R. C.; Toom, UrsulaEstonian journal of earth sciences2021 / p. 224-239 : ill https://doi.org/10.3176/earth.2021.15 Journal metrics at Scopus Article at Scopus

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93

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The earliest bryozoan parasite: Middle Ordovician (Darriwilian) of Osmussaar Island, EstoniaVinn, Olev; Wilson, Mark A.; Mõtus, Mari-Ann; Toom, UrsulaPalaeogeography, palaeoclimatology, palaeoecology2014 / p. 129-132 : ill https://doi.org/10.1016/j.palaeo.2014.08.021 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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94

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The earliest cornulitid on the internal surface of the illaenid pygidium from the Middle Ordovician of EstoniaVinn, Olev; Toom, Ursula; Isakar, MareEstonian journal of earth sciences2017 / p. 193-197 : ill https://doi.org/10.3176/earth.2017.19 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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95

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The trace fossil Arachnostega in the ordovician of Estonia (Baltica)Vinn, Olev; Wilson, Mark A.; Zatoń, Michał; Toom, UrsulaPalaeontologia electronica2014 / art. 40A, 9 p. : ill https://doi.org/10.26879/477 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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96

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The trace fossil Zoophycos from the Silurian of EstoniaVinn, Olev; Toom, UrsulaEstonian journal of earth sciences2015 / p. 284-288 : ill https://artiklid.elnet.ee/record=b2750892*est

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97

book article

Trace fossils from the Ordovician-Silurian boundary beds of Estonia (Baltica)Moghalu, Ogechukwu Ann; Hints, Olle; Toom, UrsulaXI Baltic Stratigraphical Conference : abstracts and field guide2024 / p. 28 https://www.ester.ee/record=b5696260*est https://files.geocollections.info/0c8086e6-7421-467a-b0c2-2f9964fd0bb5.pdf

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98

journal article

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

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99

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Two almost-forgotten Trypanites ichnospecies names for the most common Palaeozoic macroboringKnaust, Dirk; Dronov, Andrei V.; Toom, UrsulaPapers in palaeontology2023 / art. e1491, 17 p. : ill https://doi.org/10.1002/spp2.1491 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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100

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Two high value geoheritage sites on Sõrve Peninsula (Saaremaa Island, Estonia): a window to the unique Late Silurian faunaVinn, Olev; Wilson, Mark A.; Isakar, Mare; Toom, UrsulaGeoheritage2024 / art. 53, 15 p. : ill https://doi.org/10.1007/s12371-024-00957-7 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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Toom, Ursula (author)

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author 21

CV 8

name of the person 5

keyword 2