188 



PARASITES OF MAN 



Personally I have no objection to Lewis's specific name, but if 

 the question of priority is to determine the nomenclature, then I 

 fear we ought to call the species Filaria Salisburyii. Obviously 

 the retention of Dr Salisbury's nomenclature (Trichina cystica) 

 would be unsuitable and misleading. 



FIG. 39. Filaria Sancrofti. a, Female (iiat. site); b, head and neck (x 55 diara.); 

 c, tail; d, free embryo (x 400 diani.) ; e, egg containing an embryo;/, egg, with 

 mulberry cleavage of the yolk (X 36U diam.). Original. 



When (prior to Lewis's discovery of the haematozoa) I had 

 myself encountered larval nematodes of the same character as 

 those described by Salisbury, I, like Wucherer, was careful not 

 to employ a special name for an immature form, which might 

 or might not represent a worm hitherto known to science. 

 The paper in which I described the adult worm from specimens 



