## 2$B7n(B11$BF|!J2P!K(B $B%7%s%/%mN((B 28 % $B>eLn$X!#$J$s$+9);v$r$7$F$$FF;O)1h$$$N0{?)E9$X$N0\F0$,LLE]$K$J$C$F$$?!#;~4V,"C?NG>eLn8x1X!#2?diF-=PHJQois5$$,!#(B $B2JGn$N9VF2$G8a8e$$CQ$$(B$B!V$*$*$9$_!W(B50$B<~G/%7%s%]%8%&%(B$B$N$*;E;v!#CN$j9g$$NJ}!9Hb2q&!#(B BB1!!#F~1!,D9/JkH@s@sI=>p,>C(F/k!#2fK}9k3Hd4uK>DLjKJiJ$$$3$H$,@Q$_=E$J$k$H!"$=$N%9%H%l%9$KE,1~$7$h$&$H$7$FL5I=>p!&L546>p$K$J$k$N$+$b$7$l$J$$!#7Z$$946XH?1~$_$?$$J!#<+BpKLaCF90K!"?jp,>/7LaCF-?NG0B?47?!#(B ## 2B7n(B10BF|!J7n!K(B B%7%s%/%mN((B 27 % B0e;UHLLCL!#(B PDF Br0u:~9kNK!":#^GO$$$C$?$s(B USB $B%a%b%j$KF~$l$F%3%s%S%K$K;}$C$F$$CFJ#9g5!G0u:~7F$$$?$,!"(BWi-Fi $B$G%9%^!<%H%U%)%s$+$iJ#9g5!$KD>@\Aw$l$k%"%W%j$r3F%3%s%S%K$NJ#9g5!%a!<%+!<$,=P$7$F$$k3HK5$$E$$?!#@$$$?$D$b%U%!%_%^$J$N$G!V(BPrintSmash$B!W$rF~$l$F;nMQ!#$$1^9M!#3lOJXMx!#(BPDF BO(B iCloud Bdi(B Dropbox BKF~lF*1P(B PrintSmash BKAwlk!#(B iOS BN!V%a%b!W%"%W%jG=q$$$?%F%-%9%H$r(B PDF $B2=$9$kJ}K!(B$B!#(B[$B%W%j%s%H(B] $B$+$i2hLL%T%s%A%"%&%H$G(B PDF $B$K$J$k$H$O$5$9$,$K5$$E+J$$$J!#=PMh>e$,$C$?(B PDF $B$O(B iCloud $B$d$i(B Dropbox $B$d$i$KJ]B8$G$-$k!#>e5-$H9g$o$;$F!"%F%-%9%H$N:n@.$+$i0u:~$^$G(B iPhone $B$@$1$G$d$l$k%U%m!<$,3NN)$G$-$F4r$7$$!#(B ## 2B7n(B8BF|!JEZ!K(B B%7%s%/%mN((B 25 % BJ+J+!#BgJQG"k!#(B ## 2B7n(B5BF|!J?e!K(B B%7%s%/%mN((B 30 % BJ<(B Chibian Bd(B Chiban BGOJ/(B Chibanian BJN+KD$$$F!":#2s$N?=@A$r9T$C$?!V@iMU%;%/%7%g%s(BGSSP$B?=@A%0%k!<%W!W$N(B web $B%5%$%H$K(B$B@bL@(B$B$,$"$k$N$rH/8+!#(B

International Stratigraphic Guide$B$NL?L>5,Ls$K=>$$^9H!(B B!J(BICSBN(BHP: http://www.stratigraphy.org/upload/bak/chron.htmB!K(B The name of a stage should be derived from a geographic feature in the vicinity of its stratotype or type area. In English, the adjectival form of the geographic term is used with an ending in "ian" or "an". The age takes the same name as the corresponding stage." B0ULu!'(B B%9%F!<%8L>OLO<0CO6aK5NCOM}E*JFCD'KM3Mh9kY-G"k!%(B B1Q8lK*$$$F$O!$COM}E*MQ8l$N7AMF;l7?$KBP$7$F!$(B"ian"$B$^$?$O(B"an"$B$rC18lKv$K$D$1$k!J0J2 $B$H$"$j$^$9!%(B $B$3$N%k!<%k$K=>$&$H!$!V@iMU!W$H$$&COL>K4pE/%9%F!<%8L>O!I(BChibianB!J%A%S%"%s!K!I,:Gb%7%s%W%kJ7AKJj^9!%(B B7+7!$$3$NL>>N$OF|K\8l$H$7$F$"$^$jE,@Z$H$O8@$($J$$2;r4^_!CO85G"k!V%A%P!WN2;,<:olF7^$$$^$9!%(B $B$=$3$G?=@A%A!<%$G$O!$(B
$B!H(BChiba$B!I$N7AMF;l7?$G$"$k!I(BChiban$B!I$KBP$7$F!JNc$($P!I(BCalifornia"$B$O!$!I(BCalifornian"$B$KJQ49$5$l$^$9!K!$(B
$BL?L>5,Ls$KB'$j!I(Bian$B!I$r$D$1$k$3$H$G(B"Chibanian$B!I$H$$&L>>NrCOH7FDs0F9k3HK7^7?!%(B B3NMQK!KD$$$F!"CO$NL?L>5,Ls$*$h$S1QJ8K!>e$NLdBj$O$"$j$^$;$s!%(B $B!VF|K\8l$H$7$F$"$^$jE,@Z$H$O8@$($J$$2;!WH$$$&$N$O$h$/J,$+$i$J$$,!"!V(BChibiB!W,!V%A%S!WrO"A[5;kH$$$&$3$H$@$m$&$+!#$^$"$=$l$O$N$@$,!">e5-$NL?L>5,Ls$N!V0ULu!W$C$F8mLu$8$c$J$$N+J!!#(B"the adjectival form of the geographic term is used with an ending in "ian" or "an"" BH$$$&$N$O!V7AMF;l7?$KBP$7$F!$(B"ian"$B$^$?$O(B"an"$B$rC18lKv$K$D$1$k!W$H$$&0UL#8cJ/F!"!V(B"ian" B^?O(B "an" Br8lHxKIU1F7AMF;l7AK7?bNr;H&!WH$$$&0UL#$G$7$g$&!#(B-ian $B$H$+(B -an $B$OL>;l$r7AMF;l2=$9$k$?$a$N@\Hx<-$J$s$@$+$i!#!V7AMF;l7A$K$5$i$K(B -ian/-an $B$rIU$1$m!W$HLu$9$N$O$*$+$7$$!#(B BG!"7k6I!"(B-ian/-an B,/CD/!V8l44!WrI&:nk+OL?L>5,LsKO=q+lF$$$J$$o1@,!"3l^GNNcJIr9M(lP!"8lHx,;R2;!\Jl2;G=*ok>l9gKO:G8eNJl2;r:o=|7F(B -ian/-an BrIU1kN,IaDLJNG!"dCQj(B "Chibian" B+(B "Chiban" B7+J$$$O$:!#$J$<(B "Chiban" $B$G$O%@%a$J$N$+$K$D$$FO0J2<N@bL@,B3/!#(B B0lJ}!!H(BChibianB!I0J30NA*Br;hH7F(B Chiba + anBNAH_9go;+i!!I(BChibanB!I(B B^?O!!I(BChibaanB!IJIN8uJdrDs0F5lk3H,"j^9!%(B B7+7!!I(BChibanB!IO!I(BChibB!IH!I(Ban"BN4VKI,MWJJl2;,J/!EAE}E*JL?L>N B3lbh/J,+is!#(B"Chib" BH(B "an" BN4VK2?+7iJl2;,J$$$H!VEAE}E*$JL?L>$N$O(B "Meghalayan" $B$G$"$j!"$3$l$O%$%s%I$N(B Meghalaya $B$H$$&COL>KM3Mh9k!#(BMeghalaya BN:G8eNJl2;r:o=|7?(B "Meghalay" BK(B -an B,IU$$$F$$F!"(B"Chiban" BHA4/F189=B$$J$s$@$,!#(B

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$B1)ED?7%k!<%H(B$B!#Bg0fD.$G9bEY(B330m$B!#Ls(B1,100ft$B$G$9$M!#$&$A$b<+1RBb5!$NCeN&%k!<%H$ND>2<$K$"$k$,!"9bEY$O$I$N$/$i$$Js@m&HD4YF_?i!"(BB?^LL(BB,"C?!#3N?^H(B google maps B+i7W;;7F_kH!"&AN>erDLk<+1RBb5!O(B1,000ftB/i$$!#J*?4Ce$$?:"+i:CHHtsG$$$k$N$G47$l$F$$k,!"3N9bEYG?JF~7F/kHt9T5!r=iaF8+k?M@H!VI]+C?!WH$$$&46A[$K$J$k$N$b$^$"J,$+$k!#$BMn$A$k(B$B$7!#A{2;$b!"$^$"$&$k$5$$H8@(P+Jj&k5$$!#0l1~9q$,L5=~$GKI2;9);v$H%(%"%3%s@_CV$r$7$F$/$l$k!#$3$J$$@(B C-2 B,HtsG$$$k$N$r=i$a$F8+$?$,!"(BC-1 $B$h$j$:$C$H@E$+$G6C$$?!#Aa/A4It(B C-2 BKBeoCFM_7$$!#(B

## 2$B7n(B3$BF|!J7n!K(B $B%7%s%/%mN((B 27 % $BC4Ev0e$HLLCL!#=Q8e$N7P2a$O=gD4$@$,$b$&0l$D$NLdBj$,LdBj!#:#$N$H$3$m$9$0$K5^JQ$9$k?4G[$O$J$$HN@bL@GRH^:0B?4!#(B BLkK%3%s%S%KK9TC?i@aJ,NF&,b&CM0z-%o%4%sKJBsG$$$?!#$^$"3N$+$K:#F|$^$G$@$1$l$I$b!#;~$NN.$l$,B.$9$.$k!#(B4$BB^Gc$C$?!#J!F&$H0KC#4,$O!"0lG/Cf?)$Y$?$$NK=N;~5(0J30KO[\A4/ ## 2B7n(B2BF|!JF|!K(B B%7%s%/%mN((B 26 % 20200202B!#NKJkNOMhG/(B12B7n(B2BF|+!#(B B=hCVItJ,N=P7lHDK_,7k9="kLOMM!#F|MKO BJ#?tN2JK^?,CF$$$FOC$,%9%`!<%:$G$J$$!"C4Ev0eN8+2r,IBEoN4G8n;U!&1IM\;N!&M}3XNEK!;NJIK6&M-5lF$$$J$$!"?MlLL$,$7$P$7$P$"$k!"$J$I$J$I!#D9$/$J$k$HK\?M$K$b2HB2$K$b$5$^$6$^$J%9%H%l%9$,N/$^$C$F$/\$k!#(B

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