Hemichordata Bateson, 1885

Taxon ID: 94 / 2013-02-11
Belongs to:
et: ürgkeelikloomad; 
Stratigraphic range: Kambrium Juura (within ca. 542.0–142.0 million years)
Baltoscandian species (in database):
Selection of related publications
Männik, P., Tinn, O., Loydell, D. K. & Ainsaar. L. 2016. Age of the Kalana Lagerstätte, early Silurian, Estonia . Estonian Journal of Earth Sciences 65, 2, 105-114. DOI:10.3176/earth.2016.10
Maletz, J. & Steiner, M. 2015. Graptolites (Hemichordata, Pterobranchia) preservation and identification in the Cambrian Series 3. Palaeontology 58, 6, 1073–1107. DOI:10.1111/pala.12200
Männik, P., Loydell, D. K., Nestor, V. & Nõlvak, J. 2015. Integrated Upper Ordovician–lower Silurian biostratigraphy of the Grötlingbo-1 core section, Sweden. GFF 137, 3, 226-244. DOI:10.1080/11035897.2015.1042032
Goldman, D., Nõlvak, J. & Maletz, J. 2015. Middle to Late Ordovician graptolite and chitinozoan biostratigraphy of the Kandava-25 drill core in western Latvia. GFF 137, 3, 197-211. DOI:10.1080/11035897.2015.1021375
Bergström, S. M., Eriksson, M. E., Young, S. A., Ahlberg, P. & Schmitz, B. 2014. Hirnantian (latest Ordovician) d13C chemostratigraphy in southern Sweden and globally: a refined integration with the graptolite and conodont zone successions. GFF 136, 2, 355-386. DOI:10.1080/11035897.2013.851734
Maletz, J., Ahlberg, P., Suyarkova, A. & Loydell, D. K. 2014. Silurian graptolite biostratigraphy of the Röstånga-1 drill core, Scania - a standatd for southern Scandinavia. GFF 136, 1, 175-178. DOI:10.1080/11035897.2013.865665
Kozłowska, A. & Bates, D. E. B. 2013. Kirkigraptus, a new retiolitid graptolite from Poland. Acta Palaeontologica Polonica 53, 1, 105–112. DOI:10.4202/app.2008.0107
Maletz, J. & Slovacek, M. 2013. The tubarium construction of Lower Ordovician (Dapingian) Baltograptus species (Graptolithina) from Dalarna, Sweden. Palaeontology 56, 5, 1107-1120. DOI:10.1111/pala.12038
Radzevičius, S. 2013. Silurian graptolite biozones of Lithuania: present and perspectives. Geologija 55, 2(82), 41-49. DOI:10.6001/geologija.v55i2.2757
Paškevičius, J., Klimantavičius, V. & Radzevičius, S. 2012. Lithostratigraphy, graptolites and brachiopods communities of the Ludlow (Silurian) of the Eastern slope of the Baltic Syneclise. Geologija 54, 3, 75-88. DOI:10.6001/geologija.v54i3.2515
Loydell, D. K. 2012. Graptolite biozone correlation charts. Geological Magazine 149, 1, 124–132. DOI:10.1017/S0016756811000513
Vento, B. A., Toro, B. A. & Maletz, J. 2012. New insights into the paleobiogeography of the Early Ordovician graptolite fauna of northwestern Argentina. Comptes Rendus Palevol 11, 5, 345-355. DOI:10.1016/j.crpv.2012.02.002
Urbanek, A., Radzewičius, S., Kozlowska, A. & Teller, L. 2012. Phyletic evolution and iterative speciation in the persistent Pristiograptus dubius lineage. Acta Palaeontologica Polonica 57, 3, 589-611. DOI:10.4202/app.2010.0070
Maletz, J., Egenhoff, S., Böhme, M., Asch, R., Borowski, K., Höntzsch, S., Kirsch, M. & Werner, M. 2011. A tale of both sides of Iapetus - upper Darriwilian (Ordovician) graptolite faunal dynamics on the edges of two continents. Canadian Journal of Earth Sciences 48, 5, 841-859. DOI:10.1139/e10-105
Maletz, J. 2011. The proximal development of the Middle Ordovician graptolite Skanegraptus janus from the Krappegrup drill core of Scania, Sweden. GFF 133, 1-2, 49-56. DOI:10.1080/11035897.2011.564293
Maletz, J. 2011. Scandinavian Isograptids (Graptolithina, Isograptidae): Biostratigraphy and Taxonomy. Proceedings of the Yorkshire Geological Society 58, 4, 267-280. DOI:10.1144/pygs.58.4.295
Maletz, J. 2011. The identity of the Ordovician (Darriwillian) graptolite Fucoides dentatus Brogniart, 1828. Palaeontology 54, 4, 851-865. DOI:10.1111/j.1475-4983.2011.01068.x
Pärnaste, H. & Popp, A. 2011. First record of Telephina (Trilobita) from the Ordovician of northeastern Estonia and its stratigraphical implications. Estonian Journal of Earth Sciences 60, 2, 83-90. DOI:10.3176/earth.2011.2.02
Maletz, J. 2010. Xiphograptus and the evolution of virgella-bearing graptoloids. Palaeontology 53, 2, 415-439. DOI:10.1111/j.1475-4983.2010.00940.x
Loydell, D. K., Nestor, V. & Männik, P. 2010. Integrated biostratigraphy of the lower Silurian of the Kolka-54 core, Latvia. Geological Magazine 147, 2, 253-280. DOI:10.1017/S0016756809990574
Suyarkova, A. A. & Koren, T. N. 2009. Advances in the Ordovician graptolite biostratigraphy of the St Petersburg area, Russia. Estonian Journal of Earth Sciences 58, 1, 3-9. DOI:10.313176/earth.2009.1.01
Mitchell, C. E., Maletz, J. & Goldman, D. 2009. What is Diplograptus?. Bulletin of Geosciences 84, 1, 27-34. DOI:10.3140/bull.geosci.1109
Loydell, D. K. & Maletz, J. 2009. Isolated graptolites from the Lituigraptus convolutus biozone (Silurian, Llandovery) of Dalarna, Sweden. Palaeontology 52, 2, 273-296. DOI:10.1111/j.1475-4983.2008.00843.x
Maletz, J., Egenhoff, S. & Alonso, R. 2009. The Upper Tremadocian (Ordovician) graptolite Bryograptus: taxonomy, biostratigraphy and biogeography. Palaeontology 53, 1, 59-75. DOI:10.1111/j.1475-4983.2009.00920.x
Nõlvak, J. & Goldman, D. 2007. Biostratigraphy and taxonomy of three-dimensionally preserved nemagraptids from the Middle and Upper Ordovician of Baltoscandia. Journal of Paleontology 2007, 2, 254-260. DOI:10.1666/0022-3360(2007)81[254:BATOTP]2.0.CO;2
Egenhoff, S. & Maletz, J. 2007. Graptolites as indicators of maximum flooding surfaces in monotonous deep-water self successions. Palaios 22, 4, 373-383. DOI:10.2110/palo.2005.p05-096r
Radzevičius, S. 2006. Late Wenlock biostratigraphy and the Pristiograptus virbalensis group (Graptolithina) in Lithuania and the Holy Cross Mountains. Geological Quarterly 50, 3, 333-344.
Loydell, D. K. & Nestor, V. 2006. Isolated graptolites from the Telychian (Upper Llandovery, Silurian) of Latvia and Estonia. Palaeontology 49, 3, 585-619. DOI:10.1111/j.1475-4983.2006.00550.x
Loydell, D. K. & Jeppsson, L. 2006. Graptolites from the Lower and Upper Visby formations of NW Gotland. GFF 128, 2, 159-160. DOI:10.1080/11035890601282159
Maletz, J. 2005. Early Middle Ordovician graptolite biostratigraphy of the Lovisefred and Albjära drill cores (Scania, southern Sweden). Palaeontology 48, 4, 763-780. DOI:10.1111/j.1475-4983.2005.00482.x
Maletz, J. & Egenhoff, S. O. 2005. Dendroid graptolites in the Elnes Formation (Middle Ordovician), Oslo Region, Norway. Norwegian Journal of Geology 85, 3, 217-221.
Loydell, D. K. & Nestor, V. 2005. Integrated graptolite and chitinozoan biostratigraphy of the upper Telychian (Llandovery, Silurian) of the Ventspils D-3 core, Latvia. Geological Magazine 142, 4, 369-376. DOI:10.1017/S0016756805000531
Loydell, D. K. & Maletz, J. 2004. The Silurian Graptolite genera Streptograptus and Pseudostreptograptus. Journal of Systematic Palaeontology 2, 2, 65-93. DOI:10.1017/S1477201904001117
Bergström, S. M., Löfgren, A. & Maletz, J. 2004. The GSSP of the Second (Upper) Stage of the Lower Ordovician Series: Diabasbrottet at Hunneberg, Province of Västergötland, Southwestern Sweden. Episodes 27, 4, 265-272.
Nõlvak, J. & Goldman, D. 2004. Distribution of Nemagraptus in the East Baltic Ordovician. WOGOGOB-2004. Conference Materials. Abstracts and Field Guide Book. Eds: Hints, O. & Ainsaar, L., pp. 75-76.
Loydell, D., Männik, P. & Nestor, V. 2003. Integrated biostratigraphy of the lower Silurian of the Aizpute-41 core, Latvia. Geological Magazine 140, 2, 205-229. DOI:10.1017/S0016756802007264
Heinsalu, H., Kaljo, D., Kurvits, T. & Viira, V. 2003. The stratotype of the Orasoja Member (Tremadocian, Northeast Estonia): lithology, mineralogy, and biostratigraphy. Proceedings of the Estonian Academy of Sciences. Geology 52, 3, 135-154.
Kozlowska-Dawidziuk, A. 2002. Agastograptus, a synonym of Plectograptus (Retiolitidae, Graptolithina). Acta Palaeontologica Polonica 47, 3, 459-467.
Pålsson, C. 2002. Upper Ordovician graptolites and biostratigraphy of the Röstånga 1 core, Scania, S. Sweden. DGF 49, 9-23.
Mierzejewski, P. 2001. A new graptolite, intermediate between the Tuboidea and the Camaroidea . Acta Palaeontologica Polonica 46, 3, 367-376.
Pålsson, C. 2001. Graptolites from the Upper Ordovician Dicranograptus clingani Zone at Järrestad, Scania, southern Sweden. GFF 123, 4, 217-224. DOI:10.1080/11035890101234217
Tolmacheva, T. J., Koren, T. N., Holmer, L. E., Popov, L. E. & Raevskaya, E. 2001. The Hunneberg Stage (Ordovician) in the area east of St. Petersburg, north-western Russia . Paläontologische Zeitschrift 74, 4, 543-561. DOI:10.1007/BF02988161
Mierzejewski, P. 2000. An aberrant encrusting graptolite from the Ordovician of Estonia. Acta Palaeontologica Polonica 45, 3, 239-250.
Radzevičius, S. & Paškevičius, J. 2000. Pristiograptids (Graptoloidea) and their adaptive types of the Wenlock (Silurian) in Lithuania. Geologija 32, , 88-109.
Loydell, D. K., Kaljo, D. & Männik, P. 1998. Integrated biostratigraphy of the lower Silurian of the Ohesaare core, Saaremaa, Estonia. Geological Magazine 135, 6, 769-783.
Cooper R. A., Maletz, J., Haifeng, W. & Erdtmann, B.-D. 1998. Taxonomy and evolution of earliest Ordovician graptoloids. Norsk Geologisk Tidsskrift 78, 1, 3-32.
Maletz, J. 1997. Graptolites from the Nicholsonograptus fasciculatus and Pterograptus elegans Zones (Abereiddian, Ordovician) of the Oslo Region, Norway. Greifswalder Geowissenschaftliche Beiträge 4, 5-98.
Raukas, A. & Teedumäe, A. (eds) 1997. Geology and Mineral Resources of Estonia.
Koren, T. & Bjerreskov, M. 1997. Early Llandovery monograptids from Bornholm and the southern Urals: taxonomy and evolution. DGF 44, 1-43.
Urbanek, A. 1997. Late Ludfordian and early Přidoli monograptids from the Polish Lowland. . Palaeontologia Polonica 56, 87-231.
Maletz, J. 1996. The identity of Didymograptus (Expansograptus) suecicus (Tullberg) and related species (Graptoloidea, Dichograptidae). Paläontologische Zeitschrift 70, 1/2, 203-212. DOI:10.1007/BF02988278
Mitchell, C. E. & Maletz, J. 1995. Proposal for adoption of the base of the Undulograptus austrodendatus Biozone as a global Ordovician stage and series boundary level. Lethaia 28, 4, 317-331. DOI:10.1111/j.1502-3931.1995.tb01822.x
Jaanusson, V. 1995. Confacies differentiation and upper Middle Ordovician correlation in the Baltoscandian basin. Proceedings of the Estonian Academy of Sciences. Geology 44, 2, 73-86.
Maletz, J. 1995. The Middle Ordovician (Llanvirn) graptolite succession of the Albjära core (Scania, Sweden) and its implication for a revised biozonation. Zeitschrift für Geologische Wissenschaften 23, 3, 249-259.
Kozlowska-Dawidziuk, A. 1995. Silurian retiolitids of the East European Platform. Acta Palaeontologica Polonica 40, , 261-326.
Lindholm, K. 1991. Ordovician graptolites from the Early Hunneberg of southern Scandinavia. Palaeontology 34, 2, 283-327.
Kozlowska-Dawidziuk, A. 1991. Agastograptus from the Mulde beds of Gotland. Acta Palaeontologica Polonica 36, 2, 143-149.
Beckly, A. J. & Maletz, J. 1991. The Ordovician graptolites Azygograptus and Jishougraptus in Scandinavia and Britain. Palaeontology 34, 4, 887-925.
Bassett, M. G., Kaljo, D. & Teller, L. 1989. The Baltic region. National Museum of Wales, Geological Series 9, 158-170. A Global Standard for the Silurian System. Eds: Holland, C. H. & Bassett, M. G. , pp. 158-170.
Kaljo, D., Heinsalu, H., Mens, K., Puura, I. & Viira, V. 1988. Cambrian-Ordovician Boundary beds at Tõnismägi, Tallinn, North Estonia.. Geological Magazine 125, 4, 457-463. DOI:10.1017/S001675680001308X
Obut, A. M. & Sennikov, N. V. 1987. Oepikograptus, a pecuilar genus of Middle Ordovician diplograptids (graptolites). Yearbook of All-Union Paleontological Society XXX, 192-198.
Maletz, J. & Erdtmann, B.-D. 1987. Adelograptus tenellus (Linnarsson 1871): its astogenetic development and its stratigraphical and palaeogeographical distribution. DGF 35, 179-190.
Erdtmann, B.-D., Maletz, J. & Gutierrez Marco, J. C. 1987. The new Early Ordovician (Hunneberg Stage) graptolite genus Paradelograptus (Kinnegraptidae), its phylogeny and biostratigraphy. Paläontologische Zeitschrift 61, 1/2, 109-131. DOI:10.1007/BF02985945
Ulst, R. 1986. Features of the structure proksimpli some Llandovery graptolites Latvia. Biofacies and fauna of the Silurian and Devonian basins of the Baltic. Ed: Brangulis, A., pp. 22-24.
Kaljo, D., Borovko, N., Heinsalu, H. Khazanovich, K., Mens, K., Popov, L., Sergejeva, S., & Sobolevskaja, R. 1986. The Cambrian-Ordovician boundary in the Baltic-Ladoga clint area (North Estonia and Leningrad Region, USSR). Proceedings of the Academy of Sciences of the Estonian SSR. Geology 35, 3, 97-108.
Mierzejewski, P. 1986. Ultrastructure, taxonomy and affinities of some Ordovician and Silurian organic microfossils. Palaeontologia Polonica 47, 129-220.
Finney, S. C. 1985. Paired pleural disks in Dicaulograptus cumdiscus n. sp.. Lethaia 18, 4, 361-368. DOI:10.1111/j.1502-3931.1985.tb00717.x
Mierzejewski, P. 1985. New aberrant sessile graptolites from glacial boulders. Acta Palaeontologica Polonica 30, 3-4, 191-199.
Ulst, R. Ž., Gailite, L. K. & Springis, T. K. 1984. Lithostratigraphic subdivision of the subsurface Ordovician rocks of the Jelgeva Depression. Early Paleozoic stratigraphy of the Baltic. Eds: Männil, R. & Mens, K., pp. 63-76.
Kaljo, D., Paškevičius, J. & Ulst, R. 1984. Graptolite zones of the East Baltic Silurian. Early Paleozoic stratigraphy of the Baltic. Eds: Männil, R. & Mens, K., pp. 94-118.
Howe, M. P. A. 1982. The Lower Silurian graptolites of the Oslo region. Field Meeting, Oslo Region, 1982, pp. 21-32.
Obut, A. M. & Sennikov, N. V. 1981. Polygonograptidae familia nova (systematics, stratigraphic and geographic distribution). Paleozoic West Siberian Plain and its mountain frame, pp. 75-81.
Paškevičius, J. 1979. Biostratigraphy and Graptolites of the Lithuanian Silurian.
Urbanek, A. 1979. Sabellidites. Upper Precambrian and Cambrian Paleontology of East-European Platform, pp. 87-92.
Mierzejewski, P. 1978. Tuboid graptolites from erratic boulders of Poland. Acta Palaeontologica Polonica 23, 4, 557-574.
Kaljo, D. L. & Kivimägi, E. K. 1976. Zonal stratigraphy of the Estonian Tremadocian. Кальо Д. Л. & Корень Т. Н. (рeд.) Граптолиты и стратиграфия, pp. 56-63.
Männil, Ralf 1976. Distribution of graptoloids in the Ordovician carbonate rocks of the East Baltic area. Graptolites and Stratigraphy, pp. 105-118.
Tsegelnjuk, P. D. 1976. Late Silurian and Early Devonian monograptids from the south-western margin of the East-European platform. Upper Precambrian and Lower Paleozoic paleontology and stratigraphy of the south-western part of the East European Platform, pp. 91-133.
Paškevičius, J. 1976. On some new Llandoverian diplograptids of the Eastern Baltic. Graptolites and Stratigraphy, pp. 140-151.
Tzaj, D. T. 1976. Middle Ordovician Graptolites of Kazakstan.
Ulst, R. 1975. Graptolites from Upper Ordovician Fjäcka Member of Middle Baltic. The Fauna and Stratigraphy of Paleozoic and Mesozoic of Baltic and Byelorussia, pp. 69-84.
Kaljo, D. 1974. On graptolite zones of Tremadoc and Arenig of Pribaltic and Moscow syneclises. Graptolites of the USSR, pp. 31-36.
Ulst, R. Ž. 1974. The early sequence of Pristiograpts in conterminous deposits of Wenlock and Ludlow of the Middle Pribaltic. Graptolites of the USSR, pp. 105-122.
Paškevičius, J. 1974. Graptolites and zonal dismemberment of Ludlow deposits in Pribaltic. Graptolites of the USSR, pp. 122-134.
Paškevičius, J. 1973. Biostratigraphy, correlation and graptolites of the Ordovician and Silurian deposites of the South East Baltic. kand töö autoreferaat, pp. 1-63.
Bergström, S. M. 1973. Correlation of the late Lasnamägian Stage (Middle Ordovician) with the graptolite succession. GFF 95, 1, 9-18. DOI:10.1080/11035897309455420
Kaljo, D. (ed) 1970. The Silurian of Estonia.
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I.
Urbanek, A. 1970. Neocucullograptinae n. subfam. (Graptolithina)- their evolutionary and stratigraphic bearing . Acta Palaeontologica Polonica 15, 2-3, 164-388.
Kaljo, D. & Vingisaar, P. 1969. On the sequence of the Raikküla stage in southernmoust Estonia. Proceedings of the Academy of Sciences of the Estonian SSR. Chemistry and Geology 18, 3, 270-277.
Krandijevsky, V. S. 1968. Silurian graptolites of the Volyno-Podolia.. Paleontology and Stratigraphy of the Lower Paleozoic of Volyn-Podola, pp. 26-62.
Gailite, L. K., Rybnikova, M. V., Ulst, R. Ž. 1967. Stratigraphy, fauna and conditions of formation of the Silurian rocks of the Central Baltic.
Obut, A. M. & Sobolevskaya, R. F. 1966. Early Silurian graptolites from Kazakhstan..
Urbanek, A. 1966. On the morphology and evolution of the Cucullograptinae (Monograptidae, Graptolithina). Acta Palaeontologica Polonica 11, 3-4, 292-544.
Bulman, O. M. B. & Rickards, R. B. 1966. A Revision of Wiman's Dendroid and Tuboid Graptolites. Bulletin of Geol. Institutions of the Univ. of Uppsala 43, 6-8, 1-72.
Skevington, D. 1965. Graptolites from the Ontikan Limestones (Ordovician) of Öland, Sweden. II. Graptoloidea and Graptovermida.. Bulletin of the Geological Institutions of the University of Uppsala 43, 1-74.
Jaanusson, V. 1965. Two multiramous graptoloids from the Lower Didymograptus Shale of Scandinavia. GFF 86, 4, 413-432. DOI:10.1080/11035897.1965.9626393
Jaanusson, V. & Skoglund, R. 1963. Graptoloids from the Viruan (Ordovician) Dalby and Skagen Limestones of Västergötland. GFF 85, 3, 341-357. DOI:10.1080/11035896309452966
Skevington, D. 1963. Graptolites from the Ontikan Limestones (Ordovician) of Öland, Sweden. I: Dendroidea, Tuboidea, Camaroidea, and Stolonoidea. Bulletin of Geol. Institutions of the Univ. of Uppsala 42, , 1-62.
Obut, A. M. 1960. Correlation of some parts of Estonian Ordovician and Silurian deposits according to graptolites. Trudy Instituta geologii AN ESSR 5, 143-157. Eesti NSV Teaduste Akadeemia Geoloogia Instituudi Uurimused V, pp. 143-157.
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