X? 6. 



Spectrrzens stowing grvwth ofCrahcn catfmg i& sheHi 



(ay ) Specawen of crab before casting its sftell. 



( //A' s/y) 



; ( 



(h) 7fui scmw 



) 



/)y//> directly ccfter azs&hrjriz? shdl. 



