Dicotylophyllum sp. 1
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publication ID |
https://doi.org/10.14446/AMNP.2015.315 |
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persistent identifier |
https://treatment.plazi.org/id/03824772-FD64-FF8A-FE86-BD5DFF39F893 |
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treatment provided by |
Felipe |
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scientific name |
Dicotylophyllum sp. 1 |
| status |
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Pl. 19, Fig. 4
S t r a t i g r a p h y: Peruc-Korycany Formation, Cenomanian, Upper Cretaceous.
M a t e r i a l s t u d i e d: GBA_115.
O c c u r r e n c e: Maletín.
D e s c r i p t i o n. Single specimen no. GBA_115 (Pl. 19, Fig. 4) is a leaf impression of widely elliptic shape, with cuneate base and widely acute apex, and long petiole ( 34 mm). Primary venation is pinnate, secondaries often dichotomously divided near the leaf margin. Intersecondary veins present. Pronounced short suprabasal vein in the basal part.
D i s c u s s i o n. Dicotylophyllum sp. 1 differs from D. macrophyllum in having clearly cuneate base. It differs from Dicotylophyllum sp. 2 , Dicotyllophyllum sp. 3 and Dicotyllophyllum sp. 4 in having elliptic leaf lamina with pronounced secondary venation, dichotomously divided near the margin.
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