498 
Seite 
[Styela] humilis . 417 
— nisiotis . 427 
[. Slyelopsis ] grossularia . 463 
subuculata , Pyura, [ Cynthia, 
Halocynthia] . 406 
sulcatus, Microcosmus . 412 
[Tethyum argillaceum] . 440 
— ] cereum . 417 
[ — humilis ]. 417 
[ — ] nisiotis . 427 
Seite 
Theodorella arenosa.. 417, 469 , 474 
stewartensis ... ... 475 
— torus . 473 
thilenii, Metandrocarpa . 457 
torus, Theodorella . 473 
trita, Pyura, [Cynthia].... 399 , 410 
[tuberculata, Boltenia] . 389 
variolosus, Distomus . 415 
zietzi, Amphicarpa,[H eterocarpa] 
414, 457 
