Palaeoenvironmental Analysis Of The Messinian Macrofossil Floras Of Tossignano And Monte Tondo (Vena Del Gesso Basin, Romagna Apennines, Northern Italy) Author Teodoridis, Vasilis Charles University in Prague, Faculty of Education, Department of Biology and Environmental Studies, Magdalény Rettigové 4, 116 39 Prague 1, the Czech Republic; e-mail: vasilis. teodoridis @ pedf. cuni. cz Author Kvaček, Zlatko Charles University in Prague, Faculty of Science, Institute of Geology and Palaeontology, Albertov 6, 128 43, Prague 2, the Czech Republic; e-mail: kvacek @ natur. cuni. cz Author Sami, Marco Museo Civico di Scienze Naturali, Via Medaglie d’Oro 51, 480 18 Faenza (RA); Italy; e-mail: marco. sami @ cheapnet. it Author Utescher, Torsten Senckenberg Research Institute, Frankfurt am Main; Steinmann Institute, University of Bonn, Nussallee 8, 531 15 Bonn, Germany; e-mail: utescher @ geo. uni-bonn. de Author Martinetto, Edoardo Dipartimento di Scienze della Terra, Università degli Studi di Torino. Via Valperga Caluso 35, I- 10123 Torino, Italy; e-mail: edoardo. martinetto @ unito. it text Acta Musei Nationalis Pragae Series B 2015 2015-12-31 71 3 - 4 249 292 https://www.mendeley.com/catalogue/24628ce2-d0a9-3b24-8b6c-c42c9e0f0bfd/ journal article 10.14446/AMNP.2015.249 2533-4069 13183696 Quercus mediterranea UNGER Pl. 7, Fig. 7–9 Leaves obovate to widely elliptic or ovate, 24 to 60 mm long and 12 to 36 mm wide, apex acute to obtuse, base slightly asymmetric, rounded with fragmentary petiole up to 5 mm long, margin simple serrate, teeth acute, sinuses rounded, venation craspedodromous, midrib strong, moderately often curved, secondary veins thin, straight or curved, alternate, at angles of 30–50°, tertiary veins distinct, alternate percurrent, straight to convex, rarely forked, venation of higherorders regular, polygonal reticulate, areolation distinct or moderately developed, 3- or 4-sided. Similar oak foliage has also been assigned to Q. drymeja UNGER (e.g., Kvaček et al. 2002 ) but for more accurate determination of the fossil species additional epidermal characteristics are needed ( Kvaček and Walther 2012 ). M a t e r i a l. Leaf impressions (Monte Tondo MSF1925, MSF1926, MSF1927, MSF1929; Tossignano MSF223, MSF259).