MUTEr,A 



135: 



? Mutcla solenifonuis Bourguignat, Esp. Ouk., 1885, p. 25. 



BOURGUFGNAT, IcOll. Mai., 1888, pi. XXII, fig. 2. 



f Mutela bridouxi Bourguignat, Un. and Ir., 1886, p. 25; 



Icon. Mai., 1888, pi. xxii, fig. i. 



A fine species, which is narrowed in front and much cut 

 away below anteriorly. The teeth extend throughout the 

 length of the hinge line except at its extreme ends, and while 

 a majority of them are irregular, many of them set crosswise 

 of the hinge line. 



MuTEi.A DUBiA (Gmelin). 



Shell elongated, subrhomboid, rather solid, subinflated, in- 

 equilateral ; umbonal region full and somewhat elevated, elon- 

 gated ; posterior ridge high, narrowly rounded above, some- 

 times slightly double below ; hinge line nearly straight ; ante- 

 rior end narrowed, rounded and cut away below ; base straight 

 or slightly incurved medially, fuller near the posterior end ; 

 posterior end obliquely truncate ; surface with irregular, con- 

 centric sculpture ; epidermis greenish, sometimes olive when 

 old ; dorsal scars irregular, placed in an oblique row ; muscle 

 scars well impressed, anterior ones irregular; nacre brilliant, 

 greenish in young shells, coppery in old ones. 



Length 106, height 47, diam. 29 mm. 



Tropical Africa. 

 Le Mutcl Adanson, Hist. Nat. du Sen., 1757, p. 234, pi. xvii^ 



fig. 21. 

 Mytilns dnhia Gmelin, Syst. Nat., 1788, p. 3368. 

 Anodonta dnhia Bosc, Hist. Nat. Coq., HI, 1824, p. 144. 

 Platiris (Spafha) dnhia Lea, Syn., 1852, p. 55 ; 1870, p. 89. 

 Mutela dnhia H. and A. Adams, Gen. Rec. Moll, H, 1857, p. 



506; HL pi. cxrx, figs. I, la. — Clessin, Conch. Cab. Ano,, 



1873, p. 194, pi. XXV, fig. 3. 

 Iridina dnhia Chenu, Man., 1859, H, p. 147, fig. 726. 

 Mytilus dubius Wood, Ind. Test. Rev., 1856, p. 69, pi. xii, 



fig:- 36- 



Mutela dnhia Simpson, Syn., 1900, p. 903. 



Iridina angnstafa Sowerby, Conch. Icon., XVI, 1868, pi. 11, 



fig- S- 



