

Subgenus Parvilucina Dall. 

 Section Parvllucina s. s. 



PEAO?ID-:S (PARVILUGirA) YAQUEirSIS ( C-ebl) ) . 



Lucina Yaouensis C-abb, 187?, Trans. Am. Philos, 3oc., nevj ser., 



vol. 15, p. 251. 

 Phaooides ( Parvi lucina ) 3'aquensis (G-abb) Dall, 1903, Trans. 'Jagner 



Free Inat. Sci. , Philadelphia, vol. 5, pt. 6, p. ir-82. 



Descriptio" .- "Shell minute, convex, sub-trar.slueent; 

 bea>s central, prominent; hinge line deeply excavated under the 

 beaks, sloping, slightly oonve:-; behind; base and ends regularly 

 rounded; hinge thin, teeth \7ell develope". ; mal mar-in minute- 



ly crenulated. Surface m.arJred by small concentric lines." (Cabb, 

 137Z). 



Type localit;;.- Santo Domingo. 



"This species differs from thr Chipolan form, P. s-phaeriolus 

 -sll ^1) , in being much more delicate, rather smaller, v;ith 



fl). loo. cit., p. 1582, -11. rp_, ^i ~. 13, 1905. 



almost obsolete radial soulptixre, much smaller lunule, and strong- 



-\ more ro-nded, aiid cloce-set concentric sci\lpture; the largest 

 valve is about four millimeters in Icng'^h." (Dall, 1T:^'3). 



