76 OP CLOUDS. CHAP. 2. 13. 



Thus have we seen that though there be 

 intermediate^ and mixed features, they have a 

 constant resemblance more or less to one or 

 other of them, and a tendency to assume sooner 

 or later some regular form ; a circumstance which 

 shows the distinct nature of the modifications, 

 and persuades us that the names have not 

 been imposed at haphazard or on artificial or 

 imaginary distinctions ; but that they represent 

 distinct and obvious genera of clouds, of which 

 more attentive observation points out numerous 

 species or subdivisions. 



SECTION XIII. 



Of the apparent Fragments of Nimbi called 

 Scud. 



WE may observe after showers, when the 

 nimbus appears to have spent itself, and the 

 separate modifications reappear in their different 

 stations, that there are loose dark flocky detach- 

 ments of clouds flying along in the wind, and 

 generally rather low down: these seem like 

 broken fragments of the nimbus ; the sailors call 

 them Scud ; they often fly along in a lower cur- 



