J. SRLLIRU : LHS KERMKKTS I'KOTKOLVTIQUKS DRS lAVERTKIiRKS 129 



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Fir;. 3. — Appareil dige^lifdc la Srir/w 

 /,'. r.iillic Imccal. — C. s. Claudes salivai res. — /■ , I'nic — /'. Oriianc pancr('"a(i(|i 

 A'. I'lslomac. — (. Sac p\ lnii(|iie. 



