Jolinst/one. 



Linn. Soc . Journ. Zool.Vol.XXVII.Pl.1. 

 ser: musc.t. ?>,''■' nvasc-.t-. 



J.Johjas^Que del. 

 'Pa-'rker & Per eolith. 



GASTRIC GLANDS OF MAR S UPIAI^IA, 



