GENERA AND SPECIES. 



Embletonia. (^EOLIDID^E.) Plate xxxi. 



pulchra, 



592. minuta, 



pallida, 

 gmyi, 



in. gill processes in single series, body flesh 

 colour, spotted with white. 



in. gill processes in single series, body pinkish 

 yellow. 



in. gill processes in double series, 

 in. gill processes in triple series. 



Euliina. 



464. stenostoma, 

 466. bilineata, 



465. subulata, 

 463. distorta, 

 462. intermedia, 

 461. polita, 



E.) Plate xxv. 



^ in. whorls 9, colour white. 



in. whorls not exceeding n, white, encircled 

 by a pair of thin brown bands. 



in. whorls not exceeding 13, white, encircled by 

 three pairs of thin brown bands. 



in. whorls not exceeding 15, white, spire curved, 

 quite smooth. 



in. whorls not exceeding 16, white, spire never 

 curved, marked with faint spiral lines. 



in. whorls not exceeding 18, white, faintly can- 

 cellated, whorls nearly flat, spire 

 occasionally curved. 



Fiona. (JEOLIDIDjE.) Plate xxxii. 



593. nobilis. 2 in. buff, with a brown central gland. 



Fissurella. (FISSURELLIDM.) Plate xxi. 



326. graca, f in. yellowish white, with brownish rays. 



327. gibba, J in. pink, with greenish rays. 



Fusus. (FASClOLARLIDjE. 



Spirally striated, 

 526. Jeffrey sianus, 2% in. 



Plates 



xxvn., xxvin., xxix. 



525. propinquus, 



521. norvegicus, 



520. antiquus, 



522. turtoni, 



523. islandicus, 



524. gracilis, 



3iin. 

 4 f in. 



3 in. 



but not longitudinally ridged 



outer lip curved in the middle, canal very 

 short. 



spire turreted. 

 spire short. 



whorls 7 or 8, angulated on upper edge, 

 canal angulated and short. 



whorls 7 or 8, whorls angulated on upper 

 edge, canal curved and very short. 



whorls 9, apex a bulbous point, suture 

 broad, canal long and straight. 



whorls 9, apex without bulb but twisted 

 in front, suture narrow, canal short and 

 curved. 



