172 LEUCOTlNA-ACT.IiONINA. 



L. FJLONGATA Sowerby. PL 49, figs. 22, 23. 



Shell elongated, white ; spire turrited, very lightly convex, 

 whorls 8, slightly convex, spirally sculptured with about 8 incised 

 sulci, which are rather narrow, moderately deep and obscurely 

 punctured ; sutures deep. Last whorl oblong. Aperture oblong- 

 ovate, small, the columella straight, peristome simple. Length 13, 

 diam. 3i mill.; aperture long. 3j, width 2] mill. (Sowb.). 



Port Elizabeth, S. Africa. 



Leucotina elongata SowB., Shells of S. Africa, p. 52, pi. 11, f. 57. 



A white shell, spirally grooved, of a more elongated form than 

 the known species of the genus. (Soivb.). 



L. PUNCTURATA Smith. See Manual VIII, p. 314. Whydah, 

 W. Africa. 



Monojitygma (Myoiiia) puncturata E. A. S., P. Z. S., 1871, p. 734, 

 pi. 75, f 16. 



L. CASTA A. Adams. Pi. 18, fig. 72. See Manual VIII, p. 

 314. Monoptygma casta A. Ad., P. Z. S., 1851, p. 223 ; Thes. 

 Conch., ii, p. 818. — Leucotina casta SowB., Sh. S. Africa, p. 52. — 

 Odostomia (Parthenia) casta Watson, Chall. Re}). Gastr., p. 487. — 

 Monoptygma concinua Ad., Thes. Conch., ii, p. 819, pi. 172, f. 34. — 

 Myonia concinna Angas., P. Z. S., 1867, p. 225. 



China Seas (Ad.) ; Port Jackson (Ang.) ; Bass Strait (Chall.) ; 

 Port Elizabeth (Sowb.). 



L. LAUTA A. Adams, pi. 18, fig. 75. See Manual, VIII, p. 313. 

 Philippines. 



L. AMOENA A. Adams, pi. 18, fig, 76. See Manual, VIII, p. 

 3 1 3. Ph ilippines. 



L. sPECiosA A. Adams, pi. 18, fig. 73, 74. See Manual, VIII, 

 p. 314. Philippines. 



L. PURA A. Adams, pi. 18, fig. 77. See Manual, VIII, p, 314. 

 New Zealand. 



L. senegalensis Malzan. Unfigured. Goree. 



Actceon (Amathis) senegalensis Malz., Nachrbl. d. m. Ges., xvii, 

 p. 29. 



Genus ACT.EONINA d'Orbignj, 1850. 



Acteonina d'Orb., Prodr. Paleont. Stratigr. Universelle, etc., p, 

 118, 226, type Chemnitzia carbonaria Koninck, Descr. Anim. Foss. 

 Carb. Belg., pi. 41, f 15. Paleont. Fraucaise, ii, p. 161, 1850. 



