Records of the Geological Survey of India, Volume 91The Survey, 1962 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 373
... spore and pollen classification and their value in strati- graphical correlation has long baffled the workers in ... SPORE TYPES A. WINGED SPORES The spores described under this group are characterised by the presence of one or more than ...
... spore and pollen classification and their value in strati- graphical correlation has long baffled the workers in ... SPORE TYPES A. WINGED SPORES The spores described under this group are characterised by the presence of one or more than ...
Page 377
... spore body . Exine thin , subject to folding during compression , psilate or faintly granulate . Size of the spores ... spore broadly elliptical , with bilateral symmetry . Surface of the spore laevigate and marked with a thin trilete ...
... spore body . Exine thin , subject to folding during compression , psilate or faintly granulate . Size of the spores ... spore broadly elliptical , with bilateral symmetry . Surface of the spore laevigate and marked with a thin trilete ...
Page 380
... spore body . Size of the spore : 60 microns . ( 27 ) Lycospora sp . 2 ( Pl . 14 , figs . 27 & 32 ) . Body of the spore spherical to sub - spherical . The cingulum or the equatorial flange is very distinct . Trilete lasurae fairly large ...
... spore body . Size of the spore : 60 microns . ( 27 ) Lycospora sp . 2 ( Pl . 14 , figs . 27 & 32 ) . Body of the spore spherical to sub - spherical . The cingulum or the equatorial flange is very distinct . Trilete lasurae fairly large ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
Western Circle | 25 |
Jammu and Kashmir Circle | 35 |
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43rd Indian Sci Andhra B. C. Roy B.Sc Bagh beds Banaras bands Banerjee Baripada Bhaluk Khad Bihar Bombay borehole Bose cent charnockite Chaterji Circle clay coal coalfield Congr Coralline limestone Cretaceous Delhi deposits depth district Dolerite drilling Dutt Dutta East Economic Geology Economic Geology Section examined feet felspar formations fossils Geol geological mapping Geological Survey Geophysical Geophysicist Ghosh gneiss gold Gondwana grains granite gravel Groundwater Groundwater Exploration Headquarters Calcutta Hons hornblende Hyderabad India industry investigated iron-ore Kashmir laterite lignite lode Lucknow M.Sc Madhya Pradesh Madras miles minerals Mining Murthy Mysore nala occur Orissa palaeolithic Petrological Section phyllites pitchstone Proc Punjab quartz quartzites Rajasthan Raniganj region river rocks Sahni samples sand sandstone Sarvashri Sastry schists shales Shri soil spore Srivastava Superintending Geologist Surv Survey of India taluk thickness trap Upper veins village Vindhyan West Bengal zone