PLATE XLIII. 



FIGS. 



1. Styela variabilis sp. nov. (p. 117) Animal laid 

 open, showing digestive and reproductive organs. 



2 and 3. Styela comata (Alder). (p. 120) 2. Test and 

 mantle removed, exposing branchial sac, with 

 reproductive organs showing through it. 3. 

 Branchial sac removed, exposing digestive and 

 reproductive organs clearly. 



4 and 5. St yela vestita (Alder), (p. 122) 4. Test and mantle 

 laid open, exposing branchial sac, with digestive 

 and reproductive organs showing through it. 5. 

 Branchial sac removed, showing digestive and 

 reproductive organs more clearly. 



All the figures about twice natural size. 



