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古脊椎动物学报 ›› 2011, Vol. 49 ›› Issue (3): 348-361.

• 古脊椎动物学报 • 上一篇    下一篇

查谟-克什米尔地区查谟后西瓦立克沉积中的亚洲象化石

Yash Pal KUNDAL, Som Nath KUNDAL   

  • 出版日期:2011-09-15 发布日期:2011-09-15

ELEPHAS CF. E. MAXIMUS INDICUS(ELEPHANTIDAE, MAMMALIA) FROM THE POST SIWALIK DEPOSITS OF JAMMU PROVINCE,JAMMU AND KASHMIR, INDIA

Yash Pal KUNDAL, Som Nath KUNDAL    

  • Published:2011-09-15 Online:2011-09-15

摘要: 描述了一件象属(Elephas)的右上臼齿化石。标本产自印度查谟紧靠上西瓦立克亚群巨砾岩组(Boulder Conglomerate Formation)之上的砂质、粉砂质泥岩夹砾石层中,化石地点位于查谟市南10 km, Kharian村北约500 m处。根据齿板数、齿脊频率、釉质层厚度、冠高指数、绝对大小和齿长/齿高指数等牙齿形态参数,暂时将之归为Elephas cf. E. maximus indicus。还简短讨论了象属的地理分布和地质时代。

Abstract: An upper right molar of Elephas is described from the sandy-silty mudstone containing small pebbles immediately overlying the Boulder Conglomerate Formation of the Upper Siwalik Subgroup of Jammu, exposed500 m north of Kharian village and 10 km south of Jammu city. Based on the dental morphological parameters including plate number, lamellar frequency, enamel thickness, hypsodonty index, absolute size, length/width index it is tentatively referred to Elephas cf. E. maximus indicus. A brief discussion on distribution and age of this Elephas is also presented.