

THK NAVTII I. 141 



iK-lusiun made doubly certai when we know that even 

 Dr. 1 :it that tb- " Lainjilis fasciola, Rafinesque" 



which he(Li) bad afterwards named 

 11 l"i.:" multiradur 



It i.- true that the nan.' I ":.: I'asciata, Rafinesque," was 

 given by Con] - 'dmen of " ligamentinus, 



rck" (M i. -->G), an error which may 



t quit' duplicated i cabinets. 



But ' -carcely militates against 



Irawi:. 111 the same work (Mon- 



nens of the very diverse 



-.> . I 1 I io nasutus, Say (Plate 18). 



\\ nder the name of " Unio 



iry dififerent Unio perpur- 



tc. 



.\ - erred to, Dr. Lea cogently 



r.inar 1 thin- -sus, Say,' is the l fasci- 



ata ' of l; uiinat , of his description ought 



that t: iy' could not have been 



unili-r tb- thor wh made his description of 



f.>. 



A the idenl i of "fasciata" with the 



; -tin- l .oideus, Barnes," it is a 



ii. TV that Kali; si-nt to Ferussac speci- 



ni ihr \\ ring names given by the 



donor. 



I r us of the " siliquoideus, 



by him in tb ibinet of Ferussac in 1832, 

 lab.-l.il I'; 



All -f thr available rviilciu-'- tlif ''"re goes to show that the 

 iata, l: iqne' -upplant as the specific 



nam.- ,.f tbr -uarck," the latter being 



a pyii arly " Ui s Say." 



