{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,6,6]],"date-time":"2025-06-06T09:09:12Z","timestamp":1749200952680,"version":"3.28.0"},"reference-count":20,"publisher":"Geological Society of London","issue":"1","license":[{"start":{"date-parts":[[2008,4,1]],"date-time":"2008-04-01T00:00:00Z","timestamp":1207008000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-002"}],"content-domain":{"domain":["www.lyellcollection.org"],"crossmark-restriction":true},"short-container-title":["SJG"],"published-print":{"date-parts":[[2008,4]]},"abstract":"<jats:title>Synopsis<\/jats:title>\n          <jats:p>\n            The enigmatic vertebrate\n            <jats:italic>Palaeospondylus gunni,<\/jats:italic>\n            from the Middle Devonian of Scotland, has been described as a larval lungfish (dipnoan), most probably of the genus\n            <jats:italic>Dipterus.<\/jats:italic>\n            Metamorphosis was said to account for the extreme morphological differences between the two taxa, with distinct size differences between them. However, this is contradicted by a newly discovered specimen of\n            <jats:italic>Dipterus,<\/jats:italic>\n            the smallest known. This specimen falls within the size range of the largest\n            <jats:italic>P. gunni<\/jats:italic>\n            specimens, and possesses well-developed tooth plates, a feature lacking in all specimens of\n            <jats:italic>P. gunni.<\/jats:italic>\n            Juvenile dipnoans of other species are known, which also show that the tooth plates develop in the smallest observable individuals. The occurrence of\n            <jats:italic>P. gunni<\/jats:italic>\n            in the Sandwick fish bed in Orkney is confirmed, and it is confirmed too that it does not occur at Baligill, Sutherland.\n          <\/jats:p>","DOI":"10.1144\/sjg44010089","type":"journal-article","created":{"date-parts":[[2010,1,15]],"date-time":"2010-01-15T00:30:59Z","timestamp":1263515459000},"page":"89-91","update-policy":"http:\/\/dx.doi.org\/10.1144\/crossmark-policy","source":"Crossref","is-referenced-by-count":12,"title":["New information on the enigmatic Devonian vertebrate\n            <i>Palaeospondylus gunni<\/i>"],"prefix":"10.1144","volume":"44","author":[{"given":"Michael J.","family":"Newman","sequence":"first","affiliation":[{"name":"Llanstadwell House, Church Road, Llanstadwell, Milford Haven, Pembrokeshire, SA73 1EB, UK (e-mail:)"}]},{"given":"Jan L.","family":"Den Blaauwen","sequence":"additional","affiliation":[{"name":"University of Amsterdam, Kruislaan 406, 1098 SM, Amsterdam, The Netherlands"}]}],"member":"1881","published-online":{"date-parts":[[2022,6,7]]},"reference":[{"key":"e_1_3_2_2_1","doi-asserted-by":"publisher","DOI":"10.1144\/gsjgs.131.5.0489"},{"key":"e_1_3_2_3_1","first-page":"131","article-title":"J. A. Moy-Thomas and his association with the British Museum (Natural History)","volume":"35","author":"FOREY P.L.","year":"1981","unstructured":"FOREY, P.L. & GARDINER, B.G.J. 1981. J. A. Moy-Thomas and his association with the British Museum (Natural History). Bulletin of the British Museum, Natural History (Geology), 35, 131\u2013144.","journal-title":"Bulletin of the British Museum, Natural History (Geology)"},{"key":"e_1_3_2_4_1","first-page":"1","article-title":"Is Palaeospondylus gunni a fossil larval lungfish? Insights from Neoceratodus forsteri development","volume":"306","author":"JOSS J.","year":"2006","unstructured":"JOSS, J. & JOHANSON, Z. 2006. Is Palaeospondylus gunni a fossil larval lungfish? Insights from Neoceratodus forsteri development. Journal of Experimental Zoology (Molecular and Developmental Evolution), 306B, 1\u20139.","journal-title":"Journal of Experimental Zoology (Molecular and Developmental Evolution)"},{"key":"e_1_3_2_5_1","first-page":"298","article-title":"The zoological position of Palaeospondylus (Traquair)","volume":"10","author":"KERR G. J.","year":"1900","unstructured":"KERR, G. J. 1900. The zoological position of Palaeospondylus (Traquair). Proceedings of the Cambridge Philosophical Society, 10, 298\u2013299.","journal-title":"Proceedings of the Cambridge Philosophical Society"},{"key":"e_1_3_2_6_1","first-page":"99","article-title":"Reconstruction of dentition in hatchlings of Andreyevichthys epitomus, a late Famennian dipnoan from Russia","volume":"24","author":"KRUPINA N.I.","year":"1999","unstructured":"KRUPINA, N.I. & REISZ, R.R. 1999. Reconstruction of dentition in hatchlings of Andreyevichthys epitomus, a late Famennian dipnoan from Russia. Modern Geology, 24, 99\u2013108.","journal-title":"Modern Geology"},{"key":"e_1_3_2_7_1","volume-title":"Dounreay, Bedrock Geology Map","author":"MICHIE U. MCL.","year":"2005","unstructured":"MICHIE, U. MCL. 2005. Dounreay, Bedrock Geology Map. 1:25,000 Geology Series, British Geological Survey, Keyworth, Nottingham."},{"key":"e_1_3_2_8_1","volume-title":"The Old Red Sandstone","author":"MILLER H.","year":"1841","unstructured":"MILLER, H. 1841. The Old Red Sandstone, John Johnson, Edinburgh."},{"key":"e_1_3_2_9_1","first-page":"391","article-title":"The Devonian fish Palaeospondylus gunni Traquair","volume":"230","author":"MOY-THOMAS J.A.","year":"1940","unstructured":"MOY-THOMAS, J.A. 1940. The Devonian fish Palaeospondylus gunni Traquair. Philosophical Transactions of the Royal Society, B230, 391\u2013413.","journal-title":"Philosophical Transactions of the Royal Society"},{"key":"e_1_3_2_10_1","unstructured":"NEWMAN M.J. & DEAN M.T. 2005. A biostratigraphical framework for geological correlation of the Middle Devonian strata in the Moray-Ness Basin Project area. British Geological Survey Internal Report IR\/05\/160 ."},{"key":"e_1_3_2_11_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1475-4983.2007.00724.x"},{"key":"e_1_3_2_12_1","first-page":"53","article-title":"The vertebrate biostratigraphy of the Middle Devonian of the Orcadian Basin, northern Scotland","volume":"60","author":"NEWMAN M.J.","year":"2005","unstructured":"NEWMAN, M.J., MICHIE, U. MCL., DEN BLAAUWEN, J. L. & DEAN, M. T. 2005. The vertebrate biostratigraphy of the Middle Devonian of the Orcadian Basin, northern Scotland. Palaeontological Association Newsletter (Abstracts insert), 60, 53\u201354.","journal-title":"Palaeontological Association Newsletter (Abstracts insert)"},{"key":"e_1_3_2_13_1","doi-asserted-by":"publisher","DOI":"10.1144\/transgslb.3.1.125"},{"key":"e_1_3_2_14_1","first-page":"267","article-title":"An account of the Devonian fish Palaeospondylus gunni Traquair","volume":"196","author":"SOLLAS W.J.","year":"1903","unstructured":"SOLLAS, W.J. & SOLLAS, I.B.J. 1903. An account of the Devonian fish Palaeospondylus gunni Traquair. Philosophical Transactions of the Royal Society of London, 196, 267\u2013294.","journal-title":"Philosophical Transactions of the Royal Society of London"},{"key":"e_1_3_2_15_1","doi-asserted-by":"publisher","DOI":"10.1511\/2004.47.3425"},{"key":"e_1_3_2_16_1","doi-asserted-by":"publisher","DOI":"10.1038\/nature02175"},{"key":"e_1_3_2_17_1","doi-asserted-by":"publisher","DOI":"10.1080\/00222939008694071"},{"key":"e_1_3_2_18_1","first-page":"92","article-title":"Note on the fossil fishes from the Niand limestone, one-eighth of a mile S. W. of the mouth of the Forss Burn","author":"TRAQUAIR R.H.","year":"1909","unstructured":"TRAQUAIR, R.H. 1909. Note on the fossil fishes from the Niand limestone, one-eighth of a mile S. W. of the mouth of the Forss Burn. Summary of Progress of the Geological Survey of Great Britain 1908, 92\u201393.","journal-title":"Summary of Progress of the Geological Survey of Great Britain 1908"},{"key":"e_1_3_2_19_1","doi-asserted-by":"publisher","DOI":"10.1144\/sjg12030205"},{"key":"e_1_3_2_20_1","doi-asserted-by":"publisher","DOI":"10.1017\/S0263593300010737"},{"key":"e_1_3_2_21_1","first-page":"27","article-title":"On some remarkable fossil fishes from the Devonian rocks of Scaumenac Bay, P. Q., with descriptions of a new genus and three new species","volume":"10","author":"WHITEAVES J.F.","year":"1881","unstructured":"WHITEAVES, J.F. 1881. On some remarkable fossil fishes from the Devonian rocks of Scaumenac Bay, P. Q., with descriptions of a new genus and three new species. The Canadian Naturalist (n. s.), 10, 27\u201335.","journal-title":"The Canadian Naturalist (n. s.)"}],"container-title":["Scottish Journal of Geology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.lyellcollection.org\/doi\/pdf\/10.1144\/sjg44010089","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2024,11,19]],"date-time":"2024-11-19T16:33:39Z","timestamp":1732034019000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.lyellcollection.org\/doi\/10.1144\/sjg44010089"},"secondary":[{"URL":"https:\/\/geoscienceworld.org\/sjg\/article-lookup?doi=10.1144\/sjg44010089","label":"geoscienceworld"}]},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2008,4]]},"references-count":20,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2009,11,10]]},"published-print":{"date-parts":[[2008,4]]}},"alternative-id":["10.1144\/sjg44010089"],"URL":"https:\/\/doi.org\/10.1144\/sjg44010089","relation":{},"ISSN":["0036-9276","2041-4951"],"issn-type":[{"type":"print","value":"0036-9276"},{"type":"electronic","value":"2041-4951"}],"subject":[],"published":{"date-parts":[[2008,4]]},"assertion":[{"value":"2007-12-14","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2022-06-07","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}