284 BIOLOGICAL SURVEY OF 



P. oviFERA (Linne). Sea Potato. (Van Name, 1912, p. 527, 

 pi. 55, fig. 66 ; pi. 56, figs. 68-70 ; pi. 67, fig. 133 ; pi. 70, fig. 145, 

 text fig. 24.) Generally distributed on hard bottoms, from 

 low water (very rarely) to 239 feet. Most common at depths 

 of 75 to 100 feet. Stations: D 7, 19-21, 30, 31, 35, 68, 69, 73, 

 85, 89, 90, 9^96, 112, 125, 128, 130, 135, 140, 142, 145, 146; 

 S 8, 12. The best stations are 20 and 94. 



P. PYRiFORMis (Rathke) (aurantia auctt.) Sea Peach. 

 (Van Name, 1912, p. 532, pi. 55, fig. 67; pi. 56, figs. 71-74; pi. 

 67, fig. 134, text fig. 25.) Attached especially to the underside 

 of stones or on piles. Primarily a shore form, ranging from 

 low water to 68 feet. Most common at S 47. Stations : D 30, 

 56, 146 ;S 9, 18, 24, 47. 



Styelidae (Tethyidae) 



Dendrodoa MacLeay 



D. CARNEA (L. Agassiz). (Van Name, 1912, p. 585, pi. 64, 

 figs. 114-117; pi. 72, fig. 158, text fig. 40.) Attached, chiefly, 

 to shells and stones, depth 20 to 90 feet. Eggs and larvae 

 found August 20, 1927. Stations : D 20, 27, 39, 40, 60, 70, 71, 

 75, 80, 86, 87, 90, 94, 95, 97, 108, 112, 118, 127, 136-138. 



Ascidiidae (Phallusiidae) 



AsciDiA Linne (Phallusia) 



A. CALLOSA (Stimpson).^ (Van Name, 1912, p. 599, pi. 66, 

 fig. 129; pi. 72, fig. 156, text fig. 42.) Attached to stones and 

 shells, not uncommon, from low water to 90 feet, most com- 

 mon near low water. Eggs and larvae have been taken 

 through July and August. The largest specimens measured 

 44 by 30 mm. and 60 mm. Stations : D 20, 27, 39, 40, 43, 56, 

 71, 80, 95, 101, 107, 108, 112, 125, 145, 147 ; S 4, 11, 14, 29, 30, 

 31, 35, 42-44, 47. 



* The name of this species has been altered to agree with Hartmeyer's (1924, 

 pp. 34, 35, 49, 50) conclusions.— Ed. 



