Juhaszia E.M.FRIIS, P.R.CRANE et K.R.PEDERSEN, 2019
publication ID |
https://doi.org/ 10.2478/if-2019-0013 |
persistent identifier |
https://treatment.plazi.org/id/0396DC10-BF4C-C247-CEC6-B370E67A1D1E |
treatment provided by |
Diego |
scientific name |
Juhaszia E.M.FRIIS, P.R.CRANE et K.R.PEDERSEN |
status |
gen. nov. |
Genus Juhaszia E.M.FRIIS, P.R.CRANE et K.R.PEDERSEN gen. nov.
T y p e. Designated here. Juhaszia portugallica
E.M.FRIIS, P.R.CRANE et K.R.PEDERSEN gen. et sp. nov.
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.
PFN000481 (for new genus).
E t y m o l o g y. In honor of the Hungarian palynologist Miklós Juhász in recognition of his important contribution to Cretaceous palynology.
D i a g n o s i s. Pollen small, almost circular in equatorial outline, monocolpate. Colpus extending for the full length of the grains. Exine semitectate-reticulate and columellate. Reticulum heteropolar and heterobrochate; microreticulate on the proximal face with lumina on distal face only slightly smaller than lumina in the equatorial region. Muri smooth with slightly rounded profile, supported by short, scattered columellae. Colpus margin distinct, formed by the continuing marginal muri of the adjacent reticulum, which is characterized by a line of smaller lumina.
C o m m e n t s o n t h e g e n u s. Pollen of Juhaszia is similar to that of Similipollis GÓCZÁN et JUHÁSZ in having a long colpus and a graded reticulum. However, in Similipollis the lumina on the distal face are smaller than those on the proximal face, while in Juhaszia the lumina on the proximal face are smaller than those on the distal face. Grains of Similipollis are also considerably larger than those of Juhaszia .
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