26 MARINE SHELLS OF SOUTH AFRICA. 
Cuama tostoma, Convad, Reeve, Conch. Icon. (Chama), 
pi. 2, fig. 7—Natal. 
LucINA EXASPERATA, Reeve, Conch. Icon. (Lucina), pl. 1, 
fig. 4.—Durban. 
Lucina (CopakiA) PECTEN, Lamarck, Reeve, Conch. 
Icon., (Lucina) sp. 38.—St. John’s, Durban. 
LUCINA (DiwaricrTr) QUADRISULCATA, D'Orbigny.— 
Lucina Eburnea, Reeve, ‘ ‘Conch. Icon.” (Lucina), pl. 8, sp. 49, 
—Natal. A species of wide distribution, Hong Kong, St. 
Helena, &c. 
Lorirzs cLausus, Philippi, Abbild, und Beschr. Conch. 
vol. i1i., Lucina pl. 2, fig. 2—Natal. This is the shell quoted 
by me, p. 61, as Loripes ‘lacteus. There are specimens in the 
British Museum from Mozambique. 
SCINTILLA COMPTA, n. sp. (pl. 6, fig. 28). Testa oblongo- 
ovalis, compressiuscula, tenuis, equivalvis, fere equilateralis, 
alba, nitens; margo dorsalis utrinque arcuatim declivis ; 
valvis utrinque paulo hiantibus, concentrice leviter et irregu- 
lariter rugatis ; umbones leviter prominentes, parviusculi. 
Antero-post. 12.50, umbono-marg. 8 millim. 
Hab. Durban. 
SCINTILLA QUEKETTI, n. sp. (pl. 8, figs. 20, 21). Testa 
sub-quadrato oblonga, equilateralis, leviter inflata, alba, 
nitens, irregulariter concentrice rugata, clausa; umbones vix 
prominentes, obtusiusculi; margo dorsalis rectiusculus, later- 
ibus leviter rotundatis, margo ventralis levissime arcuatus, 
vel rectiusculus. 
Antero-post 14, umbono-marg. 9.50. 
Hab. Durban (Quekett). 
SCINTILLA ELONGATA, N. Sp. (pl. 8, fig. 24). Testa auguste 
oblonga, cylindracea, alba, tenuissima, leviter ine quilateralis, 
lateribus regulariter rotundatis ; umbones vix prominentes, 
paulo ante medium locati; valvis vix hiantibus. 
Antero-post 12, umbono- marg. 5.50 millim. 
Hab. Durban (Burnup). 
A very thin white shell, with vatves scarcely gaping, 
distinguished by its narrow elongated form. 
SCINTILLA DURBANENSIS, n. sp. (pl. 8, figs. 22, 23). Testa 
oblongo- ovalis, tenuis, alba, ioe aequilateralis ; umibones acuti, 
vix prominentes; margo dorsalis utrinque arcuatim paulo 
declivis ; hiatus ventralis angustus. 
