{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,26]],"date-time":"2026-01-26T19:30:26Z","timestamp":1769455826194,"version":"3.49.0"},"reference-count":15,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2010,4,14]],"date-time":"2010-04-14T00:00:00Z","timestamp":1271203200000},"content-version":"vor","delay-in-days":44,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2010,3,1]],"date-time":"2010-03-01T00:00:00Z","timestamp":1267401600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["New Zealand Journal of Geology and Geophysics"],"published-print":{"date-parts":[[2010,3]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>\n                    Fossil organic\u2010walled dinoflagellate cysts (dinocysts) have been used to constrain the age of the Maungataniwha Sandstone and associated phosphatic and calcareous concretions from the Mangahouanga Stream, northwest Hawke's Bay, New Zealand. These concretions often contain dinosaur and marine reptile fossils, including the mosasaur\n                    <jats:italic>Moanasaurus mangahouangae<\/jats:italic>\n                    , first discovered within the study area in a calcareous concretion. The Maungataniwha Sandstone contains low to moderately diverse dinocyst assemblages corresponding to the\n                    <jats:italic>Vozzhennikovia spinulosa<\/jats:italic>\n                    \u2013\n                    <jats:italic>Isabelidinium pellucidum<\/jats:italic>\n                    zonal interval (lower to upper Haumurian). Recovered dinocyst assemblages from\n                    <jats:italic>in situ<\/jats:italic>\n                    concretions are similar to those from the surrounding sediments, suggesting that the concretions have grown in place. Calcareous float concretions containing the mosasaur\n                    <jats:italic>Moanasaurus mangahouangae<\/jats:italic>\n                    , as well as the two phosphatic concretions (one of which also contained a mosasaur fossil), are all of a lower Haumurian age. Plesiosaur fossil\u2010bearing calcareous concretions exhibit a range of ages from lower to upper Haumurian (early Campanian to early Maastrichtian), spanning the age range of the Maungataniwha Sandstone section within the study area. The two dinosaur fossil\u2010bearing calcareous concretions can only be dated as no younger than the middle upper Haumurian (early Maastrichtian).\n                  <\/jats:p>","DOI":"10.1080\/00288301003639742","type":"journal-article","created":{"date-parts":[[2010,8,14]],"date-time":"2010-08-14T09:07:10Z","timestamp":1281776830000},"page":"81-87","source":"Crossref","is-referenced-by-count":6,"title":["Dinoflagellate biostratigraphy of the vertebrate fossil\u2010bearing Maungataniwha Sandstone, northwest Hawke's Bay, New Zealand"],"prefix":"10.1002","volume":"53","author":[{"given":"Martin D.","family":"Young","sequence":"first","affiliation":[{"name":"CSIRO Petroleum Resources Riverside Corporate Park North Ryde NSW Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Michael J.","family":"Hannah","sequence":"additional","affiliation":[{"name":"School of Geography, Environment and Earth Sciences Victoria University of Wellington Wellington New Zealand"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2010,4,14]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1080\/00288306.1990.10425691"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1080\/00288306.2000.9514890"},{"key":"e_1_2_8_4_1","first-page":"102","volume-title":"The New Zealand Geological Timescale","author":"Crampton JS","year":"2004"},{"key":"e_1_2_8_5_1","unstructured":"Fensome RA MacRae RA Williams GL 2008DINOFLAJ2 Version 1. 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Dinoflagellate biostratigraphy of the Cretaceous\u2010Tertiary boundary Mid\u2010Waipara section north Canterbury New Zealand.New Zealand Geological Survey Record:8\u201315."},{"key":"e_1_2_8_16_1","doi-asserted-by":"publisher","DOI":"10.1080\/00288306.2005.9515120"}],"container-title":["New Zealand Journal of Geology and Geophysics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/rsnz.onlinelibrary.wiley.com\/doi\/pdf\/10.1080\/00288301003639742","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/rsnz.onlinelibrary.wiley.com\/doi\/full-xml\/10.1080\/00288301003639742","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/rsnz.onlinelibrary.wiley.com\/doi\/pdf\/10.1080\/00288301003639742","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,1,25]],"date-time":"2026-01-25T14:36:32Z","timestamp":1769351792000},"score":1,"resource":{"primary":{"URL":"https:\/\/rsnz.onlinelibrary.wiley.com\/doi\/10.1080\/00288301003639742"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2010,3]]},"references-count":15,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2010,3]]}},"alternative-id":["10.1080\/00288301003639742"],"URL":"https:\/\/doi.org\/10.1080\/00288301003639742","archive":["Portico"],"relation":{},"ISSN":["0028-8306","1175-8791"],"issn-type":[{"value":"0028-8306","type":"print"},{"value":"1175-8791","type":"electronic"}],"subject":[],"published":{"date-parts":[[2010,3]]}}}