- 7^Z0 - 



UYRTA^A (iULOPIA) li'UI^CATA Jail. 



Itl.yrtaea ( .EiUlopia ) f lu-eaba Dall, 1903^ 'Iraiis. iVagner Free Inst, 

 3ci., Philadelphia, vol. 3, pt. 5, o. ]' ' , 1. 5?., 



Desoription .- "Shell thin, rotuided, moderately eonve-, 

 suhequiT.ateral; "beaks Icy;, inconspiouous; lunula loi ^ rrow, 



moderately irjpresscd, esoutcheon almost linear, oordered outward- 

 ly carina; surface near '-he "beaks with delicate, ;;, 

 sli'yi:bl^ '-rlevated concentric linec --•■'■> he cone alr.io " '-c 

 over the middle and hssal portions of the disk; radial "" ''vj:e 

 of f:' , lo°e-set, rather flattish threads, w'ich t j the 

 n:""" ■ _ ■ ' _ '" -" ■" ■ . ci rather widely divaricate and some- 

 what irregular sculpture; hinge delicate, the rin'ht ~ Is 

 feehle, li-arientary p:roove r^istinct, rather short; the adductor 

 sears Icu-ge, nor;:ial ; the .nargins of the valves entire. Alt. 

 11.5, Ion. 17', dian. 5 mm." 



"Thi'' is larger, more delicate, and thinner than if the 



group." (Jall, 19Q3). 



Typo 1 "■ al i t ;: . - Bowden, Jsnaica. 



The si: ell is "broad' r than high; the antero-dorsal niargin 

 concave, the postero-dorsal mar?;in straight, Ic- •, " 1th a 

 steeper slope, so "^hat the anterior lateral ore con- 



