16 ac Ancient Chinese system of divation comprising a set of symbols (8 trigrams and 64 hexagrams) AND THE text used to interpret them, literally, `book of changes` (1-5) 23AC GEOLOGICAL EPOCH OF THE Neogene period extending from about 23,03 to 5.3 millionyears ago, preceded by the OIiligocene and followed by the Pliocene.(7) 32ac Brutal private investigator created by US author Mickey Spillane, first appearing in 1947`s i,the Jury .(4-6) 27AC GENUS of large flightless bird`s whose only extant member is the ostrich. (8) 33ac Red Italian wine produced in Tuscany, principally from Sangiovese grapes.(7) 34ac Young cow,(6) 35ac Us COUNTRY MUSIC STAR WHOSE HITS INCLUDE THE 1983 DUET iSLANDS INTHE STREAM WITH DOLLY PARTON.(5-6)