. ▁It ▁is ▁located ▁in ▁the ▁D ah anu ▁tal uka . ▁ ▁Dem ograph ics ▁▁ ▁According ▁to ▁the ▁ 2 0 1 1 ▁census ▁of ▁India , ▁Gan j ad ▁has ▁ 3 6 7 ▁households . ▁The ▁effective ▁liter acy ▁rate ▁( i . e . ▁the ▁liter acy ▁rate ▁of ▁population ▁ex cluding ▁children ▁aged ▁ 6 ▁and ▁below ) ▁is ▁ 6 1 . 4 8 %. ▁ ▁References ▁▁ ▁Category : V ill ages ▁in ▁D ah anu ▁tal uka <0x0A> </s> ▁Am m ono ids ▁are ▁a ▁group ▁of ▁ext inct ▁marine ▁m oll usc ▁animals ▁in ▁the ▁subclass ▁Am m ono idea ▁of ▁the ▁class ▁Ce phal op oda . ▁These ▁m oll us cs , ▁commonly ▁referred ▁to ▁as ▁am mon ites , ▁are ▁more ▁closely ▁related ▁to ▁living ▁cole oid s ▁( i . e ., ▁oct op uses , ▁squ id , ▁and ▁c utt le fish ) ▁than ▁they ▁are ▁to ▁sh elled ▁na util oid s ▁such ▁as ▁the ▁living ▁N aut ilus ▁species . ▁The ▁earliest ▁am mon ites ▁appear ▁during ▁the ▁Dev onian , ▁and ▁the ▁last ▁species ▁van ished ▁in ▁the ▁C ret ace ous – P ale ogene ▁ext inction ▁event . ▁ ▁Am mon ites ▁are ▁excellent ▁index ▁foss ils , ▁and ▁it ▁is ▁often ▁possible ▁to ▁link ▁the ▁rock ▁layer ▁in ▁which ▁a ▁particular ▁species ▁or ▁genus ▁is ▁found ▁to ▁specific ▁ge olog ic ▁time ▁periods . ▁Their ▁foss il ▁shell s ▁usually ▁take