_ 587 - 



Family- lielliellidae ? 



Genus MOKTAGUTA Turton ? 



.... --iGUTA ? IU^i:0TIJ3T.. ... -p. 



DeseriptloK .- Shell small, weakly inflated, elongate s;ib- 

 quadre-^e, 'Tp^i'Tpm- Inequi: ._.,.. _al ; roiu'.de;'' ?■■'- --^riorl;,', almost 

 vertically," subtruiicated posteriori^' ; iDase sliR'htly arouate, des- 

 cen'^ing tov/ard the anterior end; antero-dorsal niar.p-in short, 

 sli?.-htly conv°- , -'ith a steep slope, roundin£ ^ v... ,.:_^ into the pos- 

 terior sub truncation; umho low, placed at ahout the posterior 

 third of the length; external stxrface sculptured V7ith strong-, 

 fine concentric '-■'--•ie.^ '^-^ varyir"^ '^■"" " -■^- , -h-^' '^•^'^e occasionall;' 

 slightly lamellose; left valre with a suhunihonal posteriorly dir- 

 ected resiliary s^llc^^s and an ohsciire lamina on either side, the 

 anterior lamina more conspicuous. 



Dimensions .- length, 5.2 mm.; z'^:': . , ."5.5 mm.; semidiam., 1 mm. 



Remarks .- -his species is known from a sin^-le left valve. 

 It apparently heloiigs in the same "■^^^■■-- • "/-h v.'ont acuta ? actino - 

 phor£> Ball (1), of the Oak Grove faima, since the hinge of the left 



(ll. Trans. V/agner ?ree Inst. Sci., Philadelphia , vol. S, 

 p. 1172, pi. 4:4, fig. 2, 1900. 



valve consists merely of ohscxire anterior and posterior cardinal lam- 



