Spirula (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Spirula" in English language version.

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biodiversitylibrary.org (Global: 387th place; English: 373rd place)

books.google.com (Global: 3rd place; English: 3rd place)

doi.org (Global: 2nd place; English: 2nd place)

  • Hayward, B.W. (1977). "Spirula (Sepioidea: Cephalopoda) from the Lower Miocene of Kaipara Harbour, New Zealand (note)" (PDF). New Zealand Journal of Geology and Geophysics. 19: 145–147. doi:10.1080/00288306.1976.10423557.
  • Warnke, K.; Keupp, H. (2005). "Spirula – a window to the embryonic development of ammonoids? Morphological and molecular indications for a palaeontological hypothesis" (PDF). Facies. 51 (1–4): 60. doi:10.1007/s10347-005-0054-9. S2CID 85026080.
  • Lemanis, R.; Korn, D.; Zachow, S; Rybacki, E.; Hoffmann, R. (2016). "The evolution and development of cephalopod chambers and their shape". PLOS ONE. 11 (3): e0151404. Bibcode:2016PLoSO..1151404L. doi:10.1371/journal.pone.0151404. PMC 4786199. PMID 26963712.{{cite journal}}: CS1 maint: article number as page number (link)
  • Lindsay, Dhugal; Hunt, James; McNeil, Mardi; Beaman, Robin; Vecchione, Michael (27 November 2020). "The first in situ observation of the Ram's Horn squid Spirula spirula turns "common knowledge" upside down". Diversity. 12 (449): 449. doi:10.3390/d12120449.
  • Clarke, M.R. (2009). "Cephalopoda collected on the SOND Cruise". Journal of the Marine Biological Association of the United Kingdom. 49 (4): 961–976. doi:10.1017/S0025315400038042. S2CID 86329056.
  • Price, G.D.; Twitchett, R.J.; Smale, C.; Marks, V. (2009). "Isotopic analysis of the life history of the enigmatic squid Spirula spirula, with implications for studies of fossil Cephalopods". PALAIOS. 24 (5): 273–279. Bibcode:2009Palai..24..273P. doi:10.2110/palo.2008.p08-067r. S2CID 131523262.

harvard.edu (Global: 18th place; English: 17th place)

ui.adsabs.harvard.edu

iucnredlist.org (Global: 88th place; English: 160th place)

  • Barratt, I. & Allcock, L. (2012). Spirula spirula. The IUCN Red List of Threatened Species. Version 2014.2.

kaiparaharbour.net.nz (Global: low place; English: low place)

  • Hayward, B.W. (1977). "Spirula (Sepioidea: Cephalopoda) from the Lower Miocene of Kaipara Harbour, New Zealand (note)" (PDF). New Zealand Journal of Geology and Geophysics. 19: 145–147. doi:10.1080/00288306.1976.10423557.

nih.gov (Global: 4th place; English: 4th place)

ncbi.nlm.nih.gov

pubmed.ncbi.nlm.nih.gov

niwa.co.nz (Global: low place; English: low place)

rero.ch (Global: 3,510th place; English: 2,263rd place)

doc.rero.ch

researchgate.net (Global: 120th place; English: 125th place)

semanticscholar.org (Global: 11th place; English: 8th place)

api.semanticscholar.org

smithsonianmag.com (Global: 503rd place; English: 364th place)

tolweb.org (Global: 2,992nd place; English: 3,299th place)

wikidata.org (Global: 43rd place; English: 161st place)