REPORT ON THE TUNICATA. 271 



St ye/ 1 1 gyrosa. 

 lactea. 

 i .liijnu. 

 clava. 

 radicosa. 

 Polycarpa tinvtor. 

 viridis. 



longisiphonica. 

 irregularis. 

 sulcata. 

 pilella. 

 molguhides. 

 rigida. 

 pedata. 

 radicata. 

 Co rella japonica. 

 Pachychlcena obest u 



gigantea. 

 oblonga. 

 Ascidia challengeri. 

 vasculosa. 

 nigra, 

 translucida. 

 despecta. 

 pyriformis. 

 Ciona savignyi. 

 Ecteinascidia t urbinata. 



fusca. 

 Clavelina enonms. 

 oblonga. 



In this list thirteen genera and four families are represented. 



II. Between 50 fathoms and 500 fathoms twenty-two species were found, viz. : — 



Ascopera gigantea. 



pedunculata. 

 Molgula gigantea. 



pedunculata. 

 Eugyra kerguelenensis. 

 Bol tenia elegans. 



