σίλφη,ἡ,
A. cockroach, Blatta germanica, Arist. HA 601a3 , Gal. 12.366 , 641 , Ael. NA 1.37 , Luc. Gall. 31 ; also,book-worm, Id. Ind. 17 (in formτίλφη), AP 9.251 ( Even. ).
II. a kind ofboat, Sch. Ar. Pax 143 , Suid. (acc. to Phryn. 268 ,τίφη(q.v.) is the correct form).