CANNON 



PLATE 30 





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7^^: ^'-got -.--^*-'- ^ -^ '^^ ^^^1*^^"i^^e-^ -i-^-^ 



Fig 68. Flood-plain o( ihe Oued Hamtnan l-s oalahin, Biskra. Halophytes ui 



species occupy the foreground. 





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If' - i, 'jW 



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Fig. 69. Habitat of Phelypasa violacea shown in figure 70. 



