22 GLABELLA. 



Petit changed the name of this species to 31. Beeveana, because 

 splendens had been previously used by Grateloup for a fossil 

 species ; but as that shell proved to be synonymous with 31. 

 eburnea, Lam., a still earlier name, I restore splendens. 



M. GuiLLAiNi, Petit. PI. 6, flg. 94. 



Longitudinally plicate ; light violaceous, with revolving series 

 of square brown spots. Length, 18 mill. 



Abd-el Ooury, near Red Sea. 

 M. MUSicA, Hinds. PL 6, fig. 95. 



Yellowish or light graj- , with a few narrow revolving brown 

 bands, between which are undulated grayish markings. 



Length, -^5 inch. 



Cape Blanco, W. Africa; 12 to 15 fathoms. 



31. Tyermani, Marrat, an unfigured species, appears from the 

 description to be closely allied to, if not identical with 31. musica. 



M. DIADOCHUS, Ad. and Reeve. PI. 6, figs, 96, 91. 



Pale ash-color, tinged with orange, with black revolving lines. 

 Length, 1 inch. 



Straits of Sunda (Ad, and Reeve) ; W. Africa (Marrat). 

 Spire more elevated than in 31. musica. 



M. Belcheri, Hinds. PI. 6, figs. 98, 99. 



Yellowish brown, delicately penciled throughout, but espec- 

 ially in the middle, with longitudinal brown markings, forming 

 revolving bands. Length, '8 inch. 



Cape Blanco, W. Africa ; 12 to 15 fathoms. 



The spire is more elevated than in 31. musica, and the pattern 

 of painting is different ; _yet the two are very closely allied. 



M. VEXiLLUM, Redfield. PI. 6, fig. 100. 



Yellowish, with broad and narrow purple-chestnut revolving 

 bands ; lip-margin spotted with chestnut. Length, '75 inch. 



Cape Palmas, W. Africa. 



M. Harpjeformis, Beck. PL 6, flg 1. 



Fulvous white, sometimes faintly banded with ash, with rows 



of minute brown dots, and occasionally interrupted superior and 



inferior brown bands. Length, "Y-'S inch. 



Senegal, W. Africa. 



