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Webster 1913 Edition
Strobila
‖
Stro-bi′la
,Noun.
pl. 
Strobilae 
(#)
. [NL., fr. Gr. [GREEK] anything twisted, a pine cone.] 
(Zool.) 
(a) 
A form of the larva of certain Discophora in a state of development succeeding the scyphistoma. The body of the strobila becomes elongated, and subdivides transversely into a series of lobate segments which eventually become ephyrae, or young medusae. 
(b) 
A mature tapeworm.