Helophilus, larva of, found in man, [273]
"   larvæ found in the horse, [387]

Herring, frequency of filaria in the, [472]

Hesslingia proposed as a generic title, [7]

Heterocheilus tunicatus from Natterer’s manatee, [429]

Heteroura androphora, sexual peculiarities of, [445]

Hexathyridium pinguicola and H. venarum, [36]

Hippoboscidæ contain parasitic insects, [6]

Hippopotamus, parasites of the, [402]

Histiocephalus, a genus of nematodes, [433]

Hog, absence of tapeworms in the, [404]
" cholera, supposed connection with Stephanurus, [410]
" skin affection from parasites in the wild, [414]