Biodiversity of ecosystems in an arid setting: The late Albian plant communities and associated biota from eastern Iberia

Table 1. List ordered alphabetically of the palaeobotanical taxa considering their botanical affinities, and possible preferred environment which are based in biblio- graphic references for aquatic palynomorphs [71, 72], ferns and allied [73–76], gymnosperms [12, 24, 74, 77–91] and angiosperms [12, 92–99]. Taxon Section Known or probable parent affinity Possible preferred environment Abietinaepollenites sp. SJ Gymnospermophyta; uncertain affinity Canopy/xerophytic (upland, well drained) Acritosporites cf. kyrtomus CA Monilophyta; uncertain affinities (Lygodiaceae??) Ground cover/hygrophytic? Acritosporites sp. SJ Aequitriradites spinulosus CA Hepaticophyta Ground cover/xerophytic? Aequitriradites sp. AP Afropollis jardinus SJ, CA, AP Gymnospermophyta; uncertain affinity Canopy?, shrub?/xerophytic (lowland?) Antulsporites clavus SJ Bryophyta; Sphagnales; Sphagnaceae Ground cover/hygrophytic (marshes, peat bog?) cf. Antulsporites sp. AP Bryophyta?; Sphagnales? Ground cover/hygrophytic (marshes, peat bog?) Alisporites bilateralis CA, AP Gymnospermophyta; uncertain affinity (Corystospermales?, Podocarpaceae?) Canopy/xerophytic (coastal?, upland?) Alisporites grandis CA, AP Alisporites spp. CA Appendicisporites bifurcatus AP Monilophyta; Schizaeales; Anemiaceae Ground cover, understory, epiphytes/ hygrophytic (lowland, marshes, wet environments) Appendicisporites bilateralis SJ, CA, AP Appendicisporites cf. concentricus CA, AP Appendicisporites cf. crenimurus CA Appendicisporites cristatus CA Appendicisporites erdtmanii CA, AP

Appendicisporites fucosus CA, AP Appendicisporites cf. fucosus SJ Appendicisporites cf. jansonii CA, AP Appendicisporites potomacensis CA Appendicisporites cf. potomacensis AP Appendicisporites problematicus AP Appendicisporites cf. problematicus CA, AP Appendicisporites robustus CA Appendicisporites tricornitatus CA, AP Appendicisporites cf. tricornitatus CA Appendicisporites spp. SJ, CA, AP ?Apteodinium sp. CA Dinoflagellata: Gonyaulacaceae Marine Araucariacites australis SJ, CA, AP Gymnospermophyta; Coniferales; Araucariaceae Canopy/xerophytic (coastal, upland?) Artiopollis praecox CA, AP Antophyta; non-magnoliid dicotyledon Ground cover?/hygrophytic? Asteropollis asteroides CA Antophyta; Chloranthaceae Ground cover/hygrophytic (river banks, pioneer) Baculatisporites comaumensis SJ, CA, AP Monilophyta; Osmundaceae Ground cover/hygrophytic (riparian, mires, marshes) Baculatisporites spp. CA, AP Balmeiopsis limbata SJ, CA, AP Gymnospermophyta; Coniferales; Araucariaceae Canopy/xerophytic (coastal, upland?) Biretisporites potoniaei CA, AP Monilophyta; uncertain affinities Ground cover/hygrophytic (understory, wet lowland) Biretisporites spp. SJ, CA Botryococcus braunii SJ, CA, AP Chlorophyta; Botryococcaceae Brackish environments, fresh water bogs, temporary pools, ponds and lakes Brachyphyllum cf. obesum SJ Gymnospermophyta; Coniferales; Araucariaceae Canopy/xerophytic (coastal) ?Callaiosphaeridium assymetricum AP Dinoflagellata: Gonyaulacaceae Marine (Continued) PLOS ONE Late Albian desert biota from Iberia

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