Contrasting opinions have been expressed by different workers about the palaeo-environments of the Lameta Formation of Jabalpur. Some workers have ascribed a shallow marine/estuarine environment of depositions for its sediments, while others have favoured a non-marine interpretation. The present authors have recently recorded 26 ostracod species from the basal beds of Lameta Formation from three classic localities (i.e., Chui Hill, Bara Simla Hill and Chhota Simla Hill). These are univocally freshwater fauna. Khosla and Sahni (2000) earlier proposed Late Cretaceous Mongolian and Chinese affinities for the ostracod fauna of the Lameta Formation of Jabalpur. Whatley and Bajpai (2006) considered them strongly endemic to India. Our study revealed an African and/or South American zoogeographic affinity. The genera common to these continents are Altanicypris, Neuquenocypris, Paracypretta, Stenocypris and Wolburgiopsis.
Palaeoecology and Affinity of Ostracod Fauna from the Classic Localities of Lameta Formation of Jabalpur, Madhya Pradesh, India
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Contrasting opinions have been expressed by different workers about the palaeo-environments of the Lameta Formation of Jabalpur. Some workers have ascribed a shallow marine/estuarine environment of depositions for its sediments, while others have favoured a non-marine interpretation. The present authors have recently recorded 26 ostracod species from the basal beds of Lameta Formation from three classic localities (i.e., Chui Hill, Bara Simla Hill and Chhota Simla Hill). These are univocally freshwater fauna. Khosla and Sahni (2000) earlier proposed Late Cretaceous Mongolian and Chinese affinities for the ostracod fauna of the Lameta Formation of Jabalpur. Whatley and Bajpai (2006) considered them strongly endemic to India. Our study revealed an African and/or South American zoogeographic affinity. The genera common to these continents are Altanicypris, Neuquenocypris, Paracypretta, Stenocypris and Wolburgiopsis.
Publication Mode |
Online |
---|---|
Publication Author |
S.C. Khosla |
Publication Language |
English |
Publication Type |
Conference Paper |
Publication Year |
2013 |
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