Ichnofossils

Ichnofossils

Ichnofossils

Selection of related publications
Knaust, D. 2021. Rosselichnidae ifam. nov.: burrows with concentric, spiral or eccentric lamination. Papers in Palaeontology , DOI:10.1002/spp2.1367
Vinn, O., Ernst, A., Wilson, M., Toom, U. 2021. Intergrowth of bryozoans with other invertebrates in the Late Pridoli of Saaremaa, Estonia. Annales Societatis Geologorum Poloniae 91, 2, 101-111. DOI:10.14241/asgp.2021.04
Vinn, O., Holmer, L. E., Wilson, M. A., Isakar, M., Toom, U. 2021. Possible drill holes and pseudoborings in obolid shells from the Cambrian/Ordovician boundary beds of Estonia and the uppermost Cambrian of NW Russia. Historical Biology 33, 12, 3579–3584. DOI:10.1080/08912963.2021.1878355
Heřmanová, Z., Bruthansová, J., Holcová, K., Mikuláš, R., Kočová Veselská, M., Kočí, T., Dudák, J., Vohník, M. 2020. Benefits and limits of x-ray micro-computed tomography for visualization of colonization and bioerosion of shelled organisms. Palaeontologia Electronica , DOI:10.26879/1048
Toom, U., Vinn, O., Isakar, M., Madison, A., Hints, O. 2020. Small faecal pellets in Ordovician shelly fossils from Estonia, Baltoscandia. Estonian Journal of Earth Sciences 69, 1, 1-19. DOI:10.3176/earth.2020.01
Knaust, D. 2020. Sulcolithos variabilis igen. et isp. nov.: grooves on firm and hard bedding surfaces. Paläontologische Zeitschrift 94, 1, 195-206. DOI:10.1007/s12542-019-00464-z
Toom, U., Vinn, O., Hints, O. 2019. Ordovician and Silurian ichnofossils from carbonate facies in Estonia: A collection-based review. Palaeoworld 28, 1-2, 123-144. DOI:10.1016/j.palwor.2018.07.001
Knaust, D. 2019. The enigmatic trace fossil Tisoa de Serres, 1840. Earth-Science Reviews 188, 123-147. DOI:10.1016/j.earscirev.2018.11.001
Vinn, O., Wilson, M. A., Toom, U. 2019. Earliest Petroxestes borings from Sandbian (earliest Late Ordovician) of Northern Estonia. Palaios 34, 10, 453-457. DOI:10.2110/palo.2019.054
Egenhoff, S., Maletz, J., Ahlberg, P., Mast, A., Frisk, Å. M., Ebbestad, J. O. R., Newby, W. 2018. Sedimentology of the Lower Ordovician (upper Tremadocian) Bjørkåsholmen Formation at Flagabro, southern Sweden. GFF 140, 1, 55-65. DOI:10.1080/11035897.2018.1445777
Vinn, O., Ernst, A., Toom, U. 2018. Bioclaustrations in Upper Ordovician bryozoans from northern Estonia. Neues Jahrbuch für Geologie und Paläontologie. Abhandlungen 289, 1, 113-121. DOI:10.1127/njgpa/2018/0752
Vinn, O., Toom, U. 2018. First description of rare Teichichnus burrows from carbonate rocks of the Lower Paleozoic of Estonia. Carnets de Géologie 18, 13, 305-312. DOI:10.4267/2042/68550
Knaust, D., Minter, N. J. 2018. The fish swimming trace Undichna unisulca from the Silurian of Sweden: probably the oldest vertebrate locomotion trace fossil. Lethaia 51, 4, 469-472. DOI:10.1111/let.12272
Laing, B. A., Buatois, L. A., Mángano, M. G., Narbonne, G. M., Gougeon, R. C. 2018. Gyrolithes from the Ediacaran-Cambrian boundary section in Fortune Head, Newfoundland, Canada: Exploring the onset of complex burrowing. Palaeogeography, Palaeoclimatology, Palaeoecology 495, 171-185. DOI:10.1016/j.palaeo.2018.01.010
Hanken, N.-M., Uchman, A., Nielsen, J. K., Olaussen, S., Eggebø, T., Steinsland, R. 2016. Late Ordovician trace fossils from offshore to shallow water mixed siliciclastic and carbonate facies in the Ringerike Area, Oslo Region, Norway. Ichnos 23, 3-4, 189-221. DOI:10.1080/10420940.2016.1199427
Porter, S. M. 2016. Tiny vampires in ancient seas: evidence for predation via perforation in fossils from the 780–740 million-year-old Chuar Group, Grand Canyon, USA. Proceedings of the Royal Society 283, 1831, 185-195. DOI:10.1098/rspb.2016.0221
Hoffmann, R., Grimmberger, G., Knaust, D. 2016. Tubichnus angulatus- A Complex Burrow System from Erratic Boulders of Early Cambrian Age, Northeast Germany and South Sweden. Ichnos 23, 1-2, 116-125. DOI:10.1080/10420940.2015.1132214
Vinn, O., Toom, U. 2016. A sparsely encrusted hardground with abundant Trypanites borings from the Llandovery of the Velise River, western Estonia (Baltica). Estonian Journal of Earth Sciences 65, 1, 19-26. DOI:10.3176/earth.2016.01
Vinn, O., Toom, U. 2016. Bioerosion of inorganic hard substrates in the Silurian of Estonia (Baltica). GFF 138, 2, 306-310. DOI:10.1080/11035897.2015.1076513
Vinn, O., Toom, U. 2016. Rare arthropod traces from the Ordovician and Silurian of Estonia (Baltica). Neues Jahrbuch für Geologie und Paläontologie. Abhandlungen 280, 2, 135-141. DOI:10.1127/njgpa/2016/0570
Vinn, O., Toom, U. 2016. Borings in phosphatized Cambrian siltstone pebbles, Estonia (Baltica). Geological Magazine 153, 4, 635-642. DOI:10.1017/S001675681500076X
Knaust, D. 2015. Siphonichnidae (new ichnofamily) attributed to the burrowing activity of bivalves: Ichnotaxonomy, behaviour and palaeoenvironmental implications. Earth-Science Reviews 150, 497-519. DOI:10.1016/j.earscirev.2015.07.014
Vinn, O., Wilson, M. A., Ausich, W., Toom, U. 2015. Tremichnus in crinoid pluricolumnals from the Silurian of western Estonia (Baltica). Carnets de Géologie 15, 17, 239-243. DOI:10.4267/2042/57951
Vinn, O., Wilson, M. A., Toom, U. 2015. Bioerosion of Inorganic Hard Substrates in the Ordovician of Estonia (Baltica). PLOS ONE 10, 7, e0134279. DOI:10.1371/journal.pone.0134279
Vinn, O., Wilson, M. A., Toom, U. 2015. Distribution of Conichnus and Amphorichnus in the Lower Paleozoic of Estonia (Baltica). Carnets de Géologie 15, 19, 269-278. DOI:10.4267/2042/58180
Vinn, O., Toom, U. 2015. The trace fossil Zoophycos from the Silurian of Estonia. Estonian Journal of Earth Sciences 64, 4, 284-288. DOI:10.3176/earth.2015.34
Vinn, O., Toom, U. 2014. First record of the trace fossil Oikobesalon from the Ordovician (Darriwilian) of Baltica. Estonian Journal of Earth Sciences 63, 2, 118-121. DOI:10.3176/earth.2014.11
Vinn, O., Wilson, M. A., Mõtus, M. 2014. Symbiotic endobiont biofacies in the Silurian of Baltica. Palaeogeography, Palaeoclimatology, Palaeoecology 404, 24-29. DOI:10.1016/j.palaeo.2014.03.041
Vinn, O., Wilson, M. A., Mõtus, M. 2014. The Earliest Giant Osprioneides Borings from the Sandbian (Late Ordovician) of Estonia. PLOS ONE 9, 6, 1-6. DOI:10.1371/journal.pone.0099455
Vinn, O., Wilson, M. A., Mõtus, M., Toom, U. 2014. The earliest bryozoan parasite: Middle Ordovician (Darriwilian) of Osmussaar Island, Estonia. Palaeogeography, Palaeoclimatology, Palaeoecology 414, 129-132. DOI:10.1016/j.palaeo.2014.08.021
Vinn, O., Wilson, M., Zatoń, M., Toom, U. 2014. The trace fossil Arachnostega in the Ordovician of Estonia (Baltica). Palaeontologia Electronica 17, 17.3.40A, 1-9. DOI:10.26879/477
Vinn, O., Wilson, M. A., Toom, U. 2014. Earliest rhynchonelliform brachiopod parasite from the Late Ordovician of northern Estonia (Baltica). Palaeogeography, Palaeoclimatology, Palaeoecology 411, 42-45. DOI:10.1016/j.palaeo.2014.06.028
Vinn, O., Wilson, M. A., Mõtus, M.-A. 2014. Symbiotic worm endobionts in a stromatoporoid from the Rhuddanian (Early Silurian) of Hiiumaa, Estonia. Palaios 28, 12, 863-866. DOI:10.2110/palo.2013.078
Vinn, O. 2014. Cruziana traces from the Late Silurian (Pridoli) carbonate shelf of Saaremaa, Estonia. Estonian Journal of Earth Sciences 63, 2, 71-75. DOI:10.3176/earth.2014.06
Vinn, O., Mõtus, M. 2014. Symbiotic worms in biostromal stromatoporoids from the Ludfordian (Late Silurian) of Saaremaa, Estonia. GFF 136, 3, 503-506. DOI:10.1080/11035897.2014.896412
Jensen, S., Buatois, L. A., Mángano, M. G. 2013. Testing for palaeogeographical patterns in the distribution of Cambrian trace fossils. Geological Society, London, Memoirs 38, 1, 45-58. Early Palaeozoic Biogeography and Palaeogeography, pp. 45-58. DOI:10.1144/M38.5
Vinn, O., Wilson, M. A. 2013. An event bed with abundant Skolithos burrows from the late Pridoli (Silurian) of Saaremaa (Estonia). Carnets de Géologie 13, 2, 83-87. DOI:10.4267/2042/49316
Ivantsov, A. Yu. 2013. Trace fossils of precambrian metazoans “Vendobionta” and “Mollusks”. Stratigraphy and Geological Correlation 21, 3, 252-264. DOI:10.1134/S0869593813030039
Donovan, S. K. 2013. A distinctive bioglyph and its producer: Recent Gastrochaenolites Leymerie in a peat pebble, North Sea Coast of The Netherlands. Ichnos 20, 3, 109-111. DOI:10.1080/10420940.2013.798318
Mikuláš, R., Meškis, S., Ivanov, A., Lukševičs, E., Zupinš, I., Stinkulis, G. 2013. A rich ichnofossil assemblage from the Frasnian (Upper Devonian) deposits at Andoma Hill, Onega Lake, Russia. Bulletin of Geosciences 88, 2, 389-400. DOI:10.3140/bull.geosci.1358
Knaust, D., Dronov, A. 2013. Balanoglossites ichnofabrics from the Middle Ordovician Volkhov formation (St. Petersburg Region, Russia). Stratigraphy and Geological Correlation 21, 3, 265-279. DOI:10.1134/S0869593813030040
Vinn, O., Wilson, M. A. 2012. Encrustation and bioerosion on late Sheinwoodian (Wenlock, Silurian) stromatoporoids from Saaremaa, Estonia. Carnets de Géologie 12, 2, 183-191. DOI:10.4267/2042/47551
Ivantsov, A. Yu. 2011. Feeding traces of proarticulata—the Vendian metazoa. Paleontological Journal 45, 3, 237-248. DOI:10.1134/S0031030111030063
Mángano, M. G., Buatois, L. A. 2011. Timing of infaunalization in shallow-marine early Paleozoic communities in Gondwanan settings: discriminating evolutionary and paleogeographic controls. Palaeontologia Electronica 14, 2, 1-21.
Vinn, O., Wilson, M. A. 2010. Early large borings in a hardground of Floian-Dapingian age (Early and Middle Ordovician) in northeastern Estonia (Baltica). Carnets de Géologie 10, le, 1-4. DOI:10.4267/2042/35594
Pacześna, J. 2010. Ichnological record of the activity of Anthozoa in the early Cambrian succession of the Upper Silesian Block (southern Poland). Acta Geologica Polonica 60, 1, 93-103.
Vinn, O., Wilson, M. A. 2010. Occurrence of Giant Borings of Osprioneides kampto in the Lower Silurian (Sheinwoodian) Stromatoporoids of Saaremaa, Estonia. Ichnos 17, 3, 166-171. DOI:10.1080/10420940.2010.502478
Dronov, A. V. 2010. Morphological variations of vertical borings and burrows from the Ordovician of East Baltic: ichnotaxonomical implications. IV Workshop on Ichnotaxonomy. Abstracts, pp. 31-32.
Schallreuter, R., Hinz-Schallreuter, I. 2010. Schwarze Wurmröhren aus silurischen Kalkgeschieben. Geschiebekunde aktuell 26, 1-8.
Vinn, O., Wilson, M.A . 2010. Microconchid-dominated hardground association from the late Přidoli (Silurian) of Saaremaa, Estonia. Palaeontologia Electronica 13, 2; 9A, 1-12.
Koromyslova, A. V., Fedorov, P. V., Ershova, V. B. 2009. New records of bryozoans from the Lower Ordovician of the Leningrad Region and intercolonial variability in Esthoniopora lessnikowae (Modzalevskaya). Paleontological Journal 43, 2, 153-161. DOI:10.1134/S0031030109020051
Uchman, A., Kazakauskas, V., Gaigalas, A. 2009. Trace fossils from Late Pleistocene varved lacustrine sediments in eastern Lithuania. Palaeogeography, Palaeoclimatology, Palaeoecology 272, 199-211. DOI:10.1016/j.palaeo.2008.08.003
Mõtus, M.-A., Vinn, O. 2009. The worm endosymbionts in tabulate corals from the Silurian of Podolia, Ukraine. Estonian Journal of Earth Sciences 58, 3, 185-192. DOI:10.3176/earth.2009.3.03
Beuck, L., Wisshak, M., Munnecke, A., Freiwald, A. 2008. A Giant Boring in a Silurian Stromatoporoid Analysed by Computer Tomography. Acta Palaeontologica Polonica 53, 1, 149-160. DOI:10.4202/app.2008.0111
Sørensen, A.M., Surlyk, F. 2008. A brachiopod boring (Podichnus) in a Late Cretaceous oyster from a mangrove-like environment, Skåne, Sweden. Lethaia 41, 3, 295–298. DOI:10.1111/j.1502-3931.2008.00107.x
Wyse Jackson, P. N., Key, M. M. 2007. Borings in trepostome bryozoans from the Ordovician of Estonia: two ichnogenera produced by a single maker, a case of host morphology control. Lethaia 40, 3, 237-252. DOI:10.1111/j.1502-3931.2007.00021.x
Landing, E., Peng, S., Babcock, L. E., Geyer, G., Moczydlowska-Vidal, M. 2007. Global standard names for the Lowermost Cambrian Series and Stage. Episodes 30, 4, 287-289. DOI:10.18814/epiiugs/2007/v30i4/004
Schlirf, M., Bromley, R. G. 2007. Teichichnus duplex n. isp., new trace fossil from the Cambrian and the Triassic. Beringeria 37, 133-141.
Mõtus, M.-A., Grytsenko, V. 2007. Morphological variation of the tabulate coral Paleofavosites cf. collatatus Klaamann, 1961 from the Silurian of the Bagovichka River localities, Podolia (Ukraine). Estonian Journal of Earth Sciences 56, 3, 143-156.
Uchman, A., Gaždzicki, A. 2006. New trace fossils from the La Meseta Formation (Eocene) of Seymour Island, Antarctica. Polish Polar Research 27, 2, 153 – 170.
Davies, N. S., Sansom, I. J., Turner, P. 2006. Trace fossils and paleoenvironments of a Late Silurian marginal-marine/alluvial system: the Ringerike Group (Lower Old Red Sandstone), Oslo Region, Norway. Palaios 21, 1, 46-62. DOI:10.2110/palo.2003.p03-08
Kushlina, V. B. 2006. Biting traces on echinoderms from the Ordovician of the St. Petersburg Region (Russia). 3rd Workshop on Ichnotaxonomy. Prague and Jevíčko (Czech Republic). September 4 – 9, 2006, pp. 12-14.
Systra, Y., Jensen, S. 2006. Trace fossils from the Dividalen Group of northern Finland with remarks on early Cambrian trace fossil provincialism. GFF 128, 4, 321-325. DOI:10.1080/11035890601284321
Vinn, O. 2005. The distribution of worm borings in brachiopod shells from the Caradoc Oil Shale of Estonia. Carnets de Géologie 5, article 3, 1-11. DOI:10.4267/2042/2454
Uchman, A., Hanken, N.-M., Binns, R. 2005. Ordovician Bathyal Trace Fossils From Metasiliciclastics in Central Norway and Their Sedimentological and Paleogeographical Implications. Ichnos 12, 2, 105-133. DOI:10.1080/10420940590914534
Vinn, O. 2005. The tube ultrastructure of serpulids (Annelida, Polychahaeta) Pentaditrypa subtorquata, Cretaceous, and Nogrobs cf. vertebralis, Jurassic, from Germany. Proceedings of the Estonian Academy of Sciences. Geology 54, 4, 260-265.
Mikuláš R., Dronov, A. V. 2005. Trace fossils. 6th Baltic Stratigraphical Conference, IGCP 503 Meeting, August 23-25, 2005. Cambrian and Ordovician of St. Petersburg region. Guidebook of the pre-conference field trip, pp. 33-38.
Knaust, D. 2004. Cambro-Ordovician trace fossils from the SW-Norwegian Caledonides. Geological Journal 39, 1, 1-24. DOI:10.1002/gj.941
Wisshak, M., Volohonsky, E., Seilacher, A., Freiwald, A. 2004. A trace fossil assemblage from fluvial Old Red deposits (Wood Bay Formation; Lower to Middle Devonian) of NW-Spitsbergen, Svalbard. Lethaia 37, 2, 149-163. DOI:10.1080/00241160410005763
Ekdale, A. A., Bromley, R. G. 2003. Paleoethologic interpretation of complex Thalassinoides in shallow-marine limestones, Lower Ordovician, southern Sweden. Palaeogeography, Palaeoclimatology, Palaeoecology 192, 1-4, 221-227. New Interpretations of Complex Trace Fossils, pp. 221-227. DOI:10.1016/S0031-0182(02)00686-7
Jensen, S. 2003. The Proterozoic and Earliest Cambrian Trace Fossil Record; Patterns, Problems and Perspectives. Integrative and Comparative Biology 43, 1, 219-228. DOI:10.1093/icb/43.1.219
Bromley, R. G., Uchman, A. 2003. Trace fossils from the Lower and Middle Jurassic marginal-marine deposits of the Sorthat Formation, Bornholm, Denmark. Bulletin of the Geological Society of Denmark 52, 185-208.
Rydell, J., Hammarlund, J., Seilacher, A. 2001. Trace fossil associations in the Swedish Mickwitzia sandstone (Lower Cambrian): Did trilobites really hunt for worms?. GFF 123, 4, 247-250. DOI:10.1080/11035890101234247
Jensen, S., Mens, K. 2001. Trace fossils Didymaulichnus cf. tirasensis and Monomorphichnus isp. from the Estonian Lower Cambrian, with a discussion on the early Cambrian ichnocoenoses of Baltica. Proceedings of the Estonian Academy of Sciences. Geology 50, 2, 75-85.
Ekdale, A. A., Bromley, R. G. 2001. A day and a night in the life of a cleft-foot clam: Protovirgularia-Lockeia-Lophoctenium. Lethaia 34, 2, 119-124. DOI:10.1080/00241160152418410
Seilacher, A. 2000. Ordovician and Silurian Arthrophycid Ichnostratigraphy. Geological Exploration in Murzuq Basin, pp. 237-258. DOI:10.1016/B978-044450611-5/50013-1
Jensen, S., Bergström, J. 2000. Cheiichnus gothicus igen. et isp. n., a new Bergaueria-like arthropod trace fossil from the Lower Cambrian of Västergötland, Sweden. GFF 122, 3, 293-296. DOI:10.1080/11035890001223293
Jensen, S., Mens, K. 1999. A Lower Cambrian shallow-water occurrence of the branching ‘deep-water’ type trace fossil Dendrorhaphe from the Lontova Formation, eastern Latvia. Paläontologische Zeitschrift 73, 1-2, 187-193. DOI:10.1007/BF02987992
Thomas, A. T., Smith, M. P. 1998. Terebellid Polychaete burrows from the Lower Palaeozoic. Palaeontology 41, 2, 317-333.
Jensen, S., Grant, S. W. F. 1998. Trace fossils from the Dividalen Group, northern Sweden: implications for Early Cambrian biostratigraphy of Baltica. Norsk Geologisk Tidsskrift 78, 4, 305-317.
Jensen, S. 1997. Trace fossils from the Lower Cambrian Mickwitzia sandstone, south-central Sweden. Fossils and Strata 42, 1-110.
Orłowski, S., Żylińska, A. 1996. Non-arthropod burrows from the Middle and Late Cambrian of the Holy Cross Mountains, Poland. Acta Palaeontologica Polonica 41, 4, 385-409.
Nielsen, J. K., Hansen, K. S., Simonsen, L. 1996. Sedimentology and ichnology of the Robbedale Formation (Lower Cretaceous), Bornholm, Denmark. Bulletin of the Geological Society of Denmark 43, 115-131.
Mens, K. 1994. Kambriumi alumine piir ja kivistis Phycodes pedum. Eesti Loodus , 12, 360.
Elias, R. J., Lee, D-J. 1993. Microborings and growth in Late Ordovician Halysitids and other corals. Journal of Paleontology 67, 6, 922-934. DOI:10.1017/S0022336000025221
Orłowski, S. 1992. Trilobite trace fossils and their stratigraphical significance in the Cambrian sequence of the Holy Cross Mountains, Poland. Geological Journal 27, 1, 15-34. DOI:10.1002/gj.3350270104
Crimes, T. P. 1992. Changes in the trace fossil biota across the Proterozoic-Phanerozoic boundary. Journal of the Geological Society 149, 4, 637-646. DOI:10.1144/gsjgs.149.4.0637
Pirrus, E. 1992. Freshening of the late Vendian basin on the East European Craton. Proceedings of the Estonian Academy of Sciences. Geology 41, 3, 115-123.
Jensen, S. 1991. The Lower Cambrian problematicum Spatangopsis costata Torell, 1870. GFF 113, 1, 86-87. DOI:10.1080/11035899109453833
Bromley, R. G., Goldring, R. 1991. The palaeoburrows at the Cretaceous to Palaeocene firmground unconformity in southern England. Tertiary Research 13, 2-4, 95-102.
Dam, G., Andreasen, F. 1990. High-energy ephemeral stream deltas; an example from the Upper Silurian Holmestrand Formation of the Oslo Region, Norway. Sedimentary Geology 66, 3-4, 197-225. DOI:10.1016/0037-0738(90)90060-7
Troppenz, U.-M. 1989. Eine neue Skolithos-Art. Geschiebekunde aktuell 5, 1, 21-25.
Rozhnov, S. V. 1989. New data about rhipidocystids (Eocrinoidea). Fossil and Recent Echinoderm researches, pp. 38-57.
Elias, R. J., Nowlan, G. S., Bolton, T. E. 1988. Paleontology of the type section, Fort Garry Member, Red River Formation (Upper Ordovician), southern Manitoba.
Palmer, T. J., Wilson, M. A. 1988. Parasitism of Ordovician bryozoans and the origin of pseudoborings. Palaeontology 31, 4, 939-949.
Clausen, C. K., Vilhjálmsson, M. 1986. Substrate control of lower Cambrian trace fossils from Bornholm, Denmark. Palaeogeography, Palaeoclimatology, Palaeoecology 56, 1-2, 51-68. DOI:10.1016/0031-0182(86)90107-0
Palij, V. M., Posti, E., Fedonkin, M. A. 1983. Soft-bodied metazoa and animal trace fossils in the Vendian and early Cambrian. Upper Precambrian and Cambrian palaeontology of the East European Platform, pp. 56-94.
Briggs, D. E. G., Rolfe, W. D. I. 1983. A giant arthropod trackway from the Lower Mississippian of Pennsylvania. Journal of Paleontology 57, 2, 377–390.
Andersson, K. A. 1981. Bernhard Lundgren`s (1891) description of Ophiomorpha. GFF 103, 1, 105-107. DOI:10.1080/11035898109455213
Bromley, R. G. 1981. Concepts in ichnology illustrated by small round holes in shells. Acta Geologica Hispanica 16, 1-2, 55-64.
Brood, K. 1980. Two species of Keilorites from the Silurian of Gotland. Norsk Geologisk Tidsskrift 60, 161-174.
Elias, R. J. 1980. Borings in solitary rugose corals of the Selkirk Member, Red River Formation (late Middle or Upper Ordovician), souther Manitoba. Canadian Journal of Earth Sciences 17, 2, 272-277. DOI:10.1139/e80-023
Jaeger, H., Martinsson, A. 1980. The Early Cambrian trace fossil Plagiogmus in its type area. GFF 102, 2, 117-126. DOI:10.1080/11035898009450888
Hecker, R. F. 1980. Traces of invertebrates and stigmarids in marine sediments of the Lower Carboniferous of the Moscow syncline. Transactions of the Paleontological Institute (PIN) 178, 82.
Hofmann, H. J. 1979. Chazy (Middle Ordovician) trace fossils in the Ottawa - St. Lawrence Lowlands. Geological Survey of Canada Bulletin , 321, 27-60.
Palij, V. M., Posti, E., Fedonkin, M. A. 1979. Soft-bodied Metazoa and trace fossils of Vendian and Lower Cambrian. Upper Precambrian and Cambrian Paleontology of East-European Platform, pp. 49-82.
Harland, T. L.. 1978. Caprionichnus, a new trace fossil from the Caradocian of southern Norway. Geological Journal 13, 1, 93-99. DOI:10.1002/gj.3350130109
Kowalski, W. R. 1978. Critical analysis of Cambrian ichnogenus Plagiogmus Roedel, 1929. Annales Societatis Geologorum Poloniae XLVIII, 3/4, 333-344.
Mens, K. A., Pirrus, E. A. 1977. Stratotypes of the Cambrian Formations of Estonia.
Stel, J. H. 1976. The Palaeozoic hard substrate trace fossils Helicosalpinx, Chaetosalpinx and Torquaysalpinx. Neues Jahrbuch für Mineralogie, Geologie und Paläontologie. Monatshefte: Abt. B. Geologie, Paläontologie 12, 726-744.
Alpert, S. P., Moore, J. N. 1975. Lower Cambrian trace fossil evidence for predation on trilobites. Lethaia 8, 3, 223-230. DOI:10.1111/j.1502-3931.1975.tb00926.x
Franzén, C. 1974. Epizoans on Silurian-Devonian crinoids. Lethaia 7, 4, 287–301. DOI:10.1111/j.1502-3931.1974.tb00905.x
Männil, Ralf 1966. Vertical burrows in Ordovician limestones of the Baltic. The organism and environment in the geological past, pp. 200-207.
Martinsson, A. 1965. Aspects of a Middle Cambrian Thanatotope on Öland. GFF 87, 2, 181-230. DOI:10.1080/11035896509448903
Klaamann, E. R. 1959. On the tabulate fauna of the Juuru and Tamsalu stages. Eesti NSV Teaduste Akadeemia Toimetised, Tehniliste ja Füüsikalis-matemaatiliste teaduste seeria / Известия Академии наук Эстонской ССР. Серия технических и физико-математических наук VIII, 4, 256-270.
Müürisepp, K. 1958. Die Beshaffenheit der unteren Grenze der Packerort-Stufe von Packerort bis zum Sjass-Fluss. ENSV TA Geoloogia Instituudi uurimused III, 55-80. Eesti NSV Teaduste Akadeemia Geoloogia Instituudi Uurimused III, pp. 55-80.
Hecker, R. F. 1957. Vedenie v paleoèkologiû.
Öpik, A. 1929. Studien über das estnische Unterkambrium (Estonium), I-IV. Tartu Ülikooli Geoloogia Instituudi Toimetused 15, 1-56.