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English: Upper and lower molar comparison of morganucodontan mammaliaforms Megazostrodon rudnerae (Crompton and Jenkins, 1968), NHMUK PV M26407; Early Jurassic, South Africa, Lesotho, Red Bed Series (A), Erythrotherium parringtoni (Crompton, 1964) SAM-PK-K00359; Late Triassic, South Africa, Mafeteng locality, Upper Red Beds (B), and Morganucodon watsoni (Kühne, 1949) UMZC Eo.CR.1; Early ...
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You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.
The primordium contains each of the primordial tissue types, essential for the development of successive teeth. These primordial tissues together form the enamel organ, dental papilla and dental sac. Also during the cap stage is the formation of a depression within the deepest part of each tooth bud of the dental lamina. The dental lamina is a ...
Research has revealed that the transparency of the teeth of Aristostomias scintillans is due to nanoscale structures composed hydroxyapatite and collagen and a lack dentin tubules, [5] however a study from a decade prior had shown the teeth of Chauliodus sloani (which are also transparent) have dentin tubules. [6]
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