IPI AW J, WL SC I IL 
JURASSIC CYCADS FROM THE FREEZEOUT Hi~is, Wyomina. 
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IER, Iles, CHCADIIULA InAWENTO RA Wael 525/825 oe ve es ce eke el bees less 191, 200, 201, 202, 203 
Fig. 1. Hypothetical form of frond. 
Fig. 2. Transverse section of young frond. * 25. 
Fig. 3. Transverse section of ramental chaff, X 65. 
Ira. 4. Witiramsonia cicas (L. & H.) Carr. (introduced for comparison). -_..-.----------- 201, 204 
