475 



3J.IA (]:n.:u2Li^) ']:i:adllista n. .:,• 



r- I ' ~ ' V 



quadra '-^e, sube _ " , al'le-O' "la ted; o'.T^adl^' rovjvl'/ 



eriorly, ©"blicn^elv ftnbtmr.-.n.citerl p" ^7, ^- portion of 



"base a^ "^'-•^■^ ' ; ' , , ' , tly proBO- 



^; ; erbernal sarfcice beari ^ ''e, t "^arly spac- 



ed c -■ --o; I'^-a': sViort, -'8a short, 



r." '"■■' "^-tel^ _ ^ _ , ^ largely- exter. " , both place-i' "-^'-i-'r---"^. ■;-■'- ^ •-• 

 cardiyials; left vsl^ s d-^.tIj . d, "' . / ■dinalii, 



the anterio'o end posterior ociiiressed, the ' - -. ^ tri 



angalar ■^.^--. ..',■.. ^--/i.t.l„' jxri.. ; ^ 1^.^ . "■ -., ;:-allial line 



ohsciire . 



Siiaensi^ng .- l^'Cngth, 7.5 niti. ; ...l^-t., 7. ... .; seminian'.., 

 3.5 ;:r-. 



I\e marks ,- I'. ' eoiet, "_ .: ' l, "! hj' a siiiglc 



left valve, is rer:Ta3:"y:able fc . ti^n, the diar.etor 



almost -—"ling eit^- - ..^ - - ^ ., -... -■ .^ 



valve ■ • I'lio"!!. ' dial line is obscure its 

 pdsition is doubtf"!. On 



0-^ the left va]ve .' : j,^''-'..-ja.l^- ' -: i 

 placed in that . represent- 

 ed 07; 2 single sr)ecies Oooperella siib'-"^" ' . iter) (d), 



■'.icQ is ■■-"■ " ' - '" '^aci.^i '. A. other . , ... ..-- 



