BASIR AHMED; MUHAMMAD TAHIR; M. RAJPUT; KHAN, KHURSHEED MUSTAFA
(Karachi: Pakistan Botanical Society, University of Karachi, 1991-12-20)
Siderinium pitensis sp. nov., a new silicified stem fossil is described from Tertiary rocks of Dada formation exposed near Ranikot fort area, district Dadu, Pakistan. The xylotomical features of the present fossil wood ...