UNIO.— PLvra XXX. 



^pc-.cs K 



(M. 



.n.iiig.) 



I Mil I'lLiGO. L ji. k's/ii o/jluiif/u-oculfi, crnssii, rude cuii- 

 n-n/rice stria/,,, laU-n- tiiilicj bn-oi, alhintato-rolioi- 

 thilo, posUco Idliure, .■</i/jf.fjui,iso, i;ix cuKjiiUdo, obscuir 

 radiulo ; piceii. 



Thk soot Unio. SlicU oblong-ovate, tlik-k, rudely cou- 

 i-fiitricallv s>tii:itctl, anterior side short, attenuately 

 rounded, posterior broader, somewhat expanded, 



L'lv ansiied, obs-eurelv raved ; 



itch. 



IM. - 



on 



any lullierto described. 



Species ICO, (M\i,k. ('uining.) 



Unio .EREUs. in. tnld sdiilrigono-obluKcid, Modiolifuinii, 

 rude C0Hcetilric> slrtatu\ lulerc tmlicii brcrhsimu, al- 

 teimato-rotiindatu, poxlico hil'c f.rpiuiso, jiru/ii' tiiiiboius 

 conspicu). (jibboso-atiguliiio ,■ sordiili bruiiiicd, (rrvi) 

 tincld. 



The brazen Lmo. shell somewlial triangularly ob- 

 long, J/()(//«/«-.sliaped, rudely eouceutiiealiy stnated, 

 anterior side very short, attenuately rounded, posterior 

 l)roadly expanded, conspicuously gibbously angled 

 near the uniboe.s ; dull brown, tinged with bronze. 



iiab. :- 



Another 

 shaped like 



species 



