Cupressinoxylon pliocenica AKKEMIK, 2019

Mackrodt, Ulrike, 2019, Validation Of Four New Plant Fossil Names From Turkey, Fossil Imprint 75 (2), pp. 289-291 : 289

Cupressinoxylon pliocenica AKKEMIK sp. nov.

Text-fig. 1a

H o l o t y p e. YIP01 ( Text-fig. 1a , and pls I – II in Akkemik 2019 ). It is stored at the Department of Forest Botany, Faculty of Forestry, Istanbul University, Istanbul, Turkey .

P l a n t F o s s i l N a m e s R e g i s t r y N u m b e r.

PFN000547 (for new species).

E t y m o l o g y. The epithet pliocenica originates from the geological time, Pliocene, of the sample.

T y p e l o c a l i t y. Close to Yıprak Village of the city of Çerkeş, the province of Çankırı, Turkey .

T y p e h o r i z o n. Örencik Formation (Yörük Member),

Pliocene.

D i a g n o s i s. Growth ring border in the wood is distinct, transition from earlywood to latewood gradual. Resin canal absent, axial parenchyma common mostly in latewood zone, tracheids mostly circular, intercellular spaces present. Small tracheidal pitting common in tangential section, tracheidal pitting uniseriate in radial section. Rays uniseriate, ray height 3–15 (1–34) cells. Cross-field pits cupressoid and 1–2 pits per cross-field. End walls of axial parenchyma cells both smooth and nodular ( Akkemik 2019 ).

R e m a r k s. For detailed description and discussion see

Akkemik (2019) .

Figures

Text-fig. 1. The petrified woods validated as new fossil-species. YIP01 and YIP02 from Akkemik (2019), and HAY02 and HAY05 from Akkemik et al. (2018). a) Cupressinoxylon pliocenica AKKEMIK sp. nov. No. YIP01 (holotype); b) Cercioxylon zeynepae AKKEMIK sp. nov. No. YIP02 (holotype); c) Zelkovoxylon yesimae AKKEMIK et I.POOLE sp. nov. No. HAY02 (holotype); d) Pistacioxylon ufukii AKKEMIK et I.POOLE sp. nov. No. HAY05 (holotype).