Euryale spinosa is a fossil species of Euryale from the Miocene of Ardnamurchan, Scotland, United Kingdom.
Description The circular to elliptical pollen grains with a spiny exine are 30 μm wide. It bears a 3 μm wide furrow. The sharp, stout spines are 2 μm long.
Taxonomy It was published by John Baird Simpson in 1961Simpson JB. XVI.–The Tertiary Pollen-Flora of Mull and Ardnamurchan. Earth and Environmental Science Transactions of the Royal Society of Edinburgh. 1961;64(16):421-468. doi:10.1017/S0080456800100407Euryale spinosa J.B. Simpson (n.d.). The International Fossil Plant Names Index (IFPNI). Retrieved November 29, 2024, from https://www.ifpni.org/species.htm?id=2A53E054-1014-0EAF-4F1D-1ABF9CD01C69Potonié R.(1970). Die fossilen Sporen. Ihre morphologische (phylogenetische) neben der morphographischen Ordnung. p. 115. Retrieved from https://archive.org/details/bub_gb_i2jCHCNTCMYC/page/n113/mode/2up based on fossil pollen grains.
Etymology The specific epithet spinosa means spiny.Caesalpinia spinosa. (n.d.). New Zealand Plant Conservation Network. Retrieved December 17, 2024, from https://www.nzpcn.org.nz/flora/species/caesalpinia-spinosa/
Distribution It occurred in Scotland, United Kingdom.
References