18 
long by 56 j.i broad (Leuckart); 96 to 118 ji long by 18 to 53 }-i broad (IVard); 68 to j 
96 f-i long by 48 to 60 // broad (Stiles Hassall) ; yellow shell. Miracidium ciliated, : 
develops after eggs leave the host. ; 
Sporocyst, redia, cercaria, and inter- | 
mediate host undetermined. 
Habitat. — Lungs and brain (occa- | 
sionally in other parts of the body), ^ 
royal tiger (Felis tigris), domesticated 
cat {Feliscatusdomestica), domesticated 
dog ( Canis fa7niliaris),svrine {Sus scrofa 
domestica), and man {Homo sapiens). 
Geogeaphic distkibution. — China, 
Japan, Formosa, occasional imported 
cases in Europe, some cases of en- 
demic infection in the United States. 
Fig. 14. — Ventral view of a lung fluke from man show- 
ing anatomy: ac, acetabulum; cx. c, excretory ca- 
nal; f, intestinal ceca; or, ovary; t, testicles. (After 
Leuckart. 1889, p. 405, fig. 182.) 
From the medical point of view this 
is one of the most important flukes, 
hut from the ag’ricultural standpoint 
it is less important than 
Fasciola liepatica (see 
p. 22). Thus far 
Asiatic lung fluke 
been reported for 
countrv for the cat 
the 
has 
this 
(at 
Fig. 15. — Dorsal view of a lung fluke from man 
showing ovary, shell gland, vitellaria, and 
Laurer's canal. (After Leuckart, 1889, p. 
186, fig. 428.) 
Ann Arbor, Mich.), the 
Fig. i6.-Egg of dog (at Coluiubus, Ohio), and the domesticated hog (at the 
fnnn mfn^c^m ^^battoii's ill Cincinnati, Ohio). One (imported) case in man 
taining a cili- has recently been found in Portland, Oreg. It should be 
and shmv^ng mind in connection with American troops who 
the cap or oper- return froiu service in the Philippines. 
culum at one 
end (After Genus FASCIOLA Linneeus, 1758. 
Aakahama, 
1883.) 
For diagnosis, see p. 21. 
Although pulmonary distomatosis is usually caused by flukes of the 
genus Parag animus., it occasionally happens that the liver flukes (genus 
Fasciola) are found in the lungs of various animals. One case of such- 
infection in man has been reported. The species in question was — 
