104 THE VOYAGE OF H.M.S. CHALLENGER 



mounted at the time as microscopic objects. Unfortunately, they are in such a 

 condition that almost nothing beyond the body form can be made out from them, and 

 in some it is impossible to make out even that with certainty. Consequently none of 

 them can be referred to their species. They are all short-bodied forms, and therefore 

 belong to either Appendieularia or Oikojileura. 



List of Localities. 



(l.) October 10, 1873; Station 132, South Atlantic; lat. 35° 25' 0" S., long. 23° 

 40' 0" W. ; surf temp. 58°; one large specimen mounted as a microscopic object; the 

 body is 2 mm. in length, and the tail 6 mm. 



(2.) February 14, 1874 ; Station 153, Antarctic ice barrier; lat. 65° 42' 0" S., long. 

 79° 49' 0" E. ; surf temp. 29°'5 ; one large specimen mounted ; body 2 mm. in length, 

 tail 1 cm. 



(3.) September, 1874 ; l^etween Api and Cape York, Australia ; two large specimens 

 mounted ; the largest has the body 2 mm. long, and the tail nearly 1 cm. 



(4.) September, 1875; surface, near reefs, Tahiti, Society Islands; many small 

 specimens mounted; the body is about 0'5 mm. in length, and the tail about 2 mm. 



(5.) April, 21, 187G ; surface, Atlantic, otf St, Vincent, Cape Verde Islands; surf. 

 temp. 71°; several small specimens mounted on two slides; about same size as those 

 from last locality. 



