Evidence for polymorphism of Palaeo flora from Jurassic beds in the Tabbowa Basin Sri Lanka
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چکیده
منابع مشابه
Plant Insect-Interactions in Jurassic Fossil Flora from Sri Lanka
Early Jurassic fossil plants from sedimentary rocks of Tabbowa, Sri Lanka show a variety of evidence for plant-insect interactions indicative of a terrestrial habitat prevailed in the Gondwanaland. The observed interactions are skelitonizing, blotch and galls, ovipositions or coprolites, leaf mines and leaf chewing. These traces indicate that insects had associated the plants for various purpos...
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Strata exposed near Tabbowa Tank, Tabbowa Basin, western Sri Lanka have yielded the first representatives of the distinctive Permian Glossopteris flora from that country. The assemblage includes gymnosperm foliage attributable to Glossopteris raniganjensis, roots referable to Vertebraria australis, seeds assigned to Samaropsis sp., sphenophyte axes (Paracalamites australis) and foliage (Sphenop...
متن کاملNew Species of Bennettitales from the Jurassic Rocks of Sri Lanka
Plant fossil-bearing mudstones of Jurassic age are present in a small faulted basin within the Precambrian basement rocks at Tabbowa village, in the North Western province of Sri Lanka. The present study was conducted in the Tabbowa sedimentary beds and reports discovery of two new plant species that could probably be affiliated to Otozamites of Bennettitales group that prevailed in the Jurassi...
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One effect of the flora-writing age of the twentieth century has been a Revised Handbook to the Flora of Ceylon (1968 – 200): its Reversionary work began under the aegis of the Ceylon Flora Project supported by the Smithsonion Institute, the Ceylon Department of Agriculture and the University of Ceylon, Peradeniya. The scientific programme of the work has covered the broad ranks of taxonomy bas...
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this study investigates the cohesive devices used in the textbook of english for the students of psychology. the research questions and hypotheses in the present study are based on what frequency and distribution of grammatical and lexical cohesive devices are. then, to answer the questions all grammatical and lexical cohesive devices in reading comprehension passages from 6 units of 21units th...
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ژورنال
عنوان ژورنال: Journal of the Geological Society of Sri Lanka
سال: 2018
ISSN: 2719-2326,1391-3786
DOI: 10.4038/jgssl.v19i2.42