ARMS taxon details
Cassidulina obtusa Williamson, 1858
113082 (urn:lsid:marinespecies.org:taxname:113082)
accepted
Species
marine, brackish, fresh, terrestrial
Williamson, W.C. (1858). On the recent Foraminifera of Great Britain. <em>The Ray Society, London.</em> 1-107., available online at https://archive.org/details/onrecentforamini00will/page/n0
page(s): p. 69, pl. 6, figs. 143, 144 [details]
page(s): p. 69, pl. 6, figs. 143, 144 [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2021). World Foraminifera Database. Cassidulina obtusa Williamson, 1858. Accessed through: Sirenko, B.I.; Clarke, C.; Hopcroft, R.R.; Huettmann, F.; Bluhm, B.A.; Gradinger, R. (eds) (2021) The Arctic Register of Marine Species (ARMS) compiled by the Arctic Ocean Diversity (ArcOD) at: http://www.marinespecies.org/arms/aphia.php?p=taxdetails&id=113082 on 2025-05-24
Sirenko, B.I.; Clarke, C.; Hopcroft, R.R.; Huettmann, F.; Bluhm, B.A.; Gradinger, R. (eds) (2025). The Arctic Register of Marine Species (ARMS) compiled by the Arctic Ocean Diversity (ArcOD). Cassidulina obtusa Williamson, 1858. Accessed at: https://www.marinespecies.org/arms/aphia.php?p=taxdetails&id=113082 on 2025-05-24
Date
action
by
original description
Williamson, W.C. (1858). On the recent Foraminifera of Great Britain. <em>The Ray Society, London.</em> 1-107., available online at https://archive.org/details/onrecentforamini00will/page/n0
page(s): p. 69, pl. 6, figs. 143, 144 [details]
context source (Deepsea) Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online at http://www.iobis.org/ [details]
basis of record Gross, O. (2001). Foraminifera, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 60-75 (look up in IMIS) [details]
page(s): p. 69, pl. 6, figs. 143, 144 [details]
context source (Deepsea) Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online at http://www.iobis.org/ [details]
basis of record Gross, O. (2001). Foraminifera, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 60-75 (look up in IMIS) [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database