PLATE XIV. 



Ascidia Morei sp. nov. (p. 126) 



FIGS. 



1. A group of individuals: two-thirds natural size. 



2. A single individual : enlarged one-third. 



3. Branchial tubercle ; two forms : highly magnified. (The 



colouring is not accurate.) 



4. Left hand side of mantle, showing blood-vessel leading to 



test : three times natural size. 



5. Right hand side of mantle, showing blood-vessel leading 



to test : three times natural size. 



6. Mantle laid open, showing branchial sac, branchial 



tubercle, oral lamina, mouth, and endostyle : about 

 three and a half times natural size. 



7. Branchial sac laid open, showing intestine, oesophagus, 



ovary, oviduct, etc. : about three and a half times 

 natural size. 



