74 



PROF. FLOWER ON ICTICVON VENATICUS. [Feb. 17, 



Fiff. 4. 



Upper surface of liver of Icticyon ; half natural size. 



rl. right, lateral lobe ; re. right central lobe ; Ic. left central lobe ; //. left lateral 

 lobe ; s. Spigelian lobe ; c. caudate lobe. 



Fig. 5. 



Under surface of lirer of Icticyon ; half natural size. 



vf. umbilical fissure ; cf. cystic fissure ; Uf. left lateral fissure ; rlf. right lateral 

 fissure; II. left lateral lobe : Ic. left central lobe ; re. right central lobe ; 

 rl. right lateral lobe ; s. Spigelian lobe ; c. caudate lobe; ^.gall-bladder. 



