140 NEW YORK ZOOLOGICAL SOCIETY. 
bean. The head is globular in form, the size of a pin’s head, 
and has a projecting proboscis or rostellum, around which are 
arranged a double row of hooklets, 24 to 30 in number. These 
hooks are composed largely of inorganic matter, and are almost 
indestructible, resisting degenerative processes, and may be 
found long after the organic parts have disappeared. This 
‘hydatid is principally found in muscles of swine. Its presence 
ANTELOPE’S HEART, SHOWING CYSTICERCUS FROM SPANISH 
CYSTICERCI CELLULOSA. IBEX. NATURAL SIZE. 
here during life can occasionally be detected by a string of hyda- 
tids on either side of the tongue or floor of the mouth. In pork 
these hydatids give the muscles a pale, moist, and flabby feeling, 
and this condition is spoken of by meat inspectors as measly pork. 
This flesh does not cure very well, and is not fit for human food. 
In certain countries, taenia, with rare exceptions, infects all 
the inhabitants, among whom raw cow’s flesh is looked upon as 
the greatest delicacy. In this instance, both men and cattle fur- 
nish the conditions favorable to propagation. 
