دانلود فایل کا٠ل (pdf)

ΩϭήϴΟ̶ҨϻΎΑϦϴϧϭΩ̵ΎϫΖϧϭΩϮϨ̯ί̶ΧήΑ̶ҨΎγΎϨη◊◊◊◊◊◊◊ϩΪϴϜ̩έΩΩϮΟϮϣ̶ϟϮΗί̶θΨΑΩέΩέήϗϥΎϐϣΩΏήϏΏϮϨΟ̵ήΘϣϮϠϴ̯˺̌έΩέϭέΩϪϘτϨϣί̶ҨϻΎΑϦϴϧϭΩϪΑϖϠόΘϣΕΎΑϮγέ̵ήγϦҨΖγΩϭήϴΟΪϧίΎγϪΑρϮΑήϣϪϘτϨϣϦҨϻΎΑ έΩ ϪΗΎϨΑή̯ ̶Ϡϴη ϭϦϴϨγήϓήҨί έΩ Ϟϴηˬ̲Ϩγ ϪγΎϣ ϞϣΎη ̵έϭ ζΨΑ ϭΩίΎΑ ϭ ϦϴϧϭΪϟΎ̯ ̶ҨΰϫϮ̯ ίΎϓ ί ϞλΎΣ ̶θҨΎγήϓ ̶̴ΘγϮϴ̡Ύϧ ΎΑ Ϫ̯ ϩΪҨΩή̳ Ϟϴ̰θΗ̶ΠҨέΪΗΕέϮλϪΑϭϦϴδҨϭΩέ̲ϧέΰΒγ̵ΎϫϞϴη̵ϭέήΑβϴΘΗϮΌϟΎ̡ΖϔҨέ̶̳Ϊη̶Ϡϴη ϪΗΎϨΑή̯ ζΨΑ ϦγΖγ ϪΘϓή̳ έήϗήϔϴϧϮΑή̯̭έΎΒϣ ΪϧίΎγ ̵Ύϫ ̮ϫ ήҨί έΩSpathognathus ˬBipennatus bipennatusΪϨϧΎϣ̶ҨΎϫΖϧϭΩϮϨ̯ήΑ̵ΎϨΒϣήΑ̶ϧΎϗϮϓΪҨΩή̳ϦϴϴόΗϦϴϨϣΎϓBispatbodus aculeatus aculeatusˬacientatus ϦϴϧϭΪϟΎ̶̯ҨΰϫϮ̯ίΎϓˬΖϧϭΩϮϨ̯ˬέϭέΩˬ̶ҨϻΎΑϦϴϧϭΩˬΩϭήϴΟΪϧίΎγΎϫϩ̫ϭΪϴϠϛAbstract:Darvar area is located in 16 kilometer of southwest of Damghan.The part ofsession in this area recognized as Geirud formation which is related to LateDevonian and contains tow part: terrigenous part in base(Frasnian), containssandstone ,shale and the part that is composed of shaly carbonate which isoverlain the green shale(Ordoevitian) formation by Caledonian Orogeny Phaseand transtionaly placed under the Mobarak(Caboniferous) formation.The ageof shaly carbonate part is determind Famennian on base of conodonts likeBispatbodus aculeatus aculeatus , Bipennatus bipennatus , Spathognathusacientatus .Keywords :Geirud formatin , Upper Devonian, Darvar , conodont , Caledonian Orogeny Phase◊◊◊◊◊◊◊ϪϣΪϘϣ

Ζγ ϊϗϭ ϥήϬΗ± ϥΎϐϣΩ ϩΩΎΟ ̶ΑήϏ ϝΎϤη ̵ήΘϣϮϠϴ̯ ˺̌ έΩ ϪόϟΎτϣ ΩέϮϣ εήΑ̵ήϴ̳ϩίΪϧωϭήηϪτϘϧϭΪηΎΑ̶ϣsw240ΕϮϤҨίϭήΘϣ˺̌̌˹ΎҨέΩτγίϥωΎϔΗέϭ̋˻˼̊˹̂Ý̶ҨΎϴϓήϐΟϝϮσϩΩϭΪΤϣέΩΪϧίΎγϦҨ̶ҨΎϴϓήϐΟνήϋϭϝϮσΖόϟΎτϣέΩΎϫΖϧϭΩϮϨ̯Ϫ̶̯ҨΎΠϧίΩέΩέήϗ˼̌̋̌Ļ˹˼ļ̶ҨΎϴϓήϐΟνήϋΖϬΟϪϘτϨϣϦҨ̵ΎϫΖϧϭΩϮϨ̯άϟΪϧέΩ̶ҨΰδΑΖϴϤϫϦϴϧϭΩ̵έΎ̴ϧϪϨϴ̩ΖδҨίΖγϪΘϓή̳έήϗ̶γέήΑΩέϮϣϪϴΣΎϧϦҨέΩΎϫϥϭίϮϴΑϦϴϴόΗϭΕΎΑϮγέϦγϦϴϴόΗ◊◊◊◊◊◊◊ΚΤΑβ˰̡Ϫ̯ΪҨΩή̵̳έϭϊϤΟϪόϟΎτϣΩέϮϣεήΑί̶ϣή̳ϮϠϴ̯̊ϪϧϮϤϧ˼˹ΩΪόΗέΎ̰ϨҨ̵ήΑ˺̊ϭ˺˻βϨ˰ΟϞϣΎηϪ̯ΖϧϭΩϮϨ̯ϪϧϮϤϧ̵ϪψΣϼϣϞΑΎϗΩΪόΗˬ̶ϮηΪϴγϞΣήϣίϞϴ˰δϓί̶˰ϨϏϪ˰όϟΎτϣΩέϮ˰ϣεή˰ΑΎ˰ϫΖ˰ϧϭΩϮϨ̯ήΑϩϭϼϋΪϣΖγΪΑΪηΎΑ̶ϣϪϧϮ̶̳ҨΎ˰ϫϞϴ˰δϓϦϴ˰Ϩ̪ϤϫϭΪ˰ϴϮϨҨή̯ϪϗΎ˰γˬ̶ϫΎ˰ϣβ˰ϠϓϭϥΪ˰ϧΩή˰ϴψϧ̵ή˰̴ҨΩ̵Ύ˰ϫΪ˰ηΖϓΎҨΰϴϧΎϫΪ̯ήΘγˬΎϫΖϧϭΩϮϠ̰γϭ̮̩Ϯ̯ϥΎҨΎ̡Ϣ̰ηˬΎϫϦҨήΗϮϟϮϫ̵ΎҨΎϘΑήϴψϧΎ˰ϫϥΎ˰ΟήϣˬϥΎ˰ҨΎ̡ϭίΎΑϥϮ˰Η̶˰ϣήΤ˰λέΩϩΪ˰ηΖ˰ϓΎҨ̶̢̰˰γϭή̯Ύϣ̵Ύ˰ϫϪ˰ϧϮϤϧίΩϮϤϧϩέΎηΎϫήϭίϮҨήΑϭϥΎΘγϮ̡έΎΧϪόϟΎτϣΩέϮϣεήΑέΩΩϭήϴΟΪϧίΎγ̵̫ϮϟϮΘϴϟΕΎΑϮ˰γέ̶Ϡ̯έϮτΑΖγϩΪηϞϴ̰θΗϪΗΎϨΑή̯ϭ̵έϭζΨΑϭΩίϪόϟΎτϣΩέϮϣϪϘτϨϣϪϠΌ˰δϣϦҨϪΘΒϟϭΪηΎΑ̶ϣϪΗΎϨΑή̯ϭ̵έϭζΨΑϭΩίϞ̰θΘϣ̶ϗήηίήΒϟέΩϦϴϧϭΩΩϮη̶ϣϩΪҨΩ̵ΰ̯ήϣϥήҨΪϨϧΎϣϢϫϥήҨρΎϘϧήҨΎγέΩϥή˰ҨϦϴΑβϴΘΗϮΌϟΎ̡ΖϔҨέϥΪηίΎΑϞλΎΣϪ̶̯ΘϴϣήϔϧΎ̯ϥΎϧ̶̴ΘγϮϴ̡ΎϧΎΑϊτϘϣϦҨϪ˰Θϓή̳έή˰ϗϼϴ˰ϣΪϧίΎγ̵ϭέήΑΪηΎΑ̶ϣϦϴϧϭΪϟΎ̶̯ҨΰϫϮ̯ΕΎ̯ήΣϦϴϨ̪ϤϫϭϥέϮΗϭϪόϟΎτϣΩέϮϣϪϘτϨϣέΩΪϧίΎγϦҨ̶ҨϻΎΑίήϣΪηΎΒϴϣϦϴδҨϭΩέϼϴϣΪϧίΎγϦγΖγϪ˰̯Ζ˰γή˰̯ΫϪΑϡίϻΩϮθϴϣϩΪϴηϮ̡̭έΎΒϣΪϧίΎγ̵Ύϫ̮ϫςγϮΗ̶ΠҨέΪΗέϮσϪΑέΩϝΎ˰ΜϣϥϮ˰ϨϋϪ˰ΑˬϩΩϮ˰ΒϧΕέϮ˰λϦҨΪΑήϔϴϧϮΑή̯ϦϴϧϭΩίήϣ̶ϗήηίήΒϟϖσΎϨϣϡΎϤΗέΩί̶˰ηΎϧϻΎ˰ϤΘΣϪ˰̯ΩϮ˰η̶ϣκΨθϣ̲ϨγϪγΎϣΎΑήϔϴϧϮΑή̯ϩΪϋΎϗϥΎϐϴϣϪϘτϨϣίΖγΕέΎΒϋϪϘτϨϣ̵̫ϮϟϮΘϴϟ̶Ϡ̯έϮσϪΑΖγϦϴϨϴγήϫ̶ҨΰϫϮ̯ΕΎ̯ήΣ̶ΗέϮλϭΰϣήϗ̵Ύϫ̲ϨγϪγΎϣήΘϣ˻˹̵ίϮ̯έΪϴϔγ̵Ύϫ̲ϨγϪγΎϣΏϭΎϨΗήΘϣ˼́̊̋Ϊϴϔγϭΰϣήϗ̵Ύϫ̲ϨγϪγΎϣΏϭΎϨΗ˻˺˼˹ϩΎϴγϞϴηήΘϣ˺̵̋ήΘδ̯ΎΧϭ̲ϧέΩέίΖϴϣϮϟϭΩϭ̮ϫΏϭΎϨΗήΘϣ̶̋̀̋Ϡϴη̭ίΎϧ̵ΎϫϪҨϻϥΎϴϣΎΑϞηΎϣϮϟϞϴδϓή̵̡ήΘδ̯ΎΧ̮ϫήΘϣ˼˺̋ϪҨϻϢϴΨοˮ̶̰ϫϪγΎϣ̲ϨγϪγΎϣήΘϣ˻̋ϞϴηϭϪҨϻ̭ίΎϧ̮ϫΏϭΎϨΗήΘϣ˼˻˹ϪҨϻϢϴΨο̮ϫήΘϣ˼́˹Ϟϴ˰˰˰δϓ̵ήΘ˰˰˰δ̯ΎΧ̭ίΎ˰˰˰ϧϭς˰˰˰γϮΘϣϢϴΨ˰˰˰ο̵Ύ˰˰˰ϫ̮˰˰˰ϫΏϭΎ˰˰˰ϨΗή˰˰˰Θϣ̊˻˹ϭίϮҨήΑˬΪϴϮϨҨή̯ˬϥΎΟήϣˬΩϮ̡Ϯϴ̯ήΑέΩ̮˰ϫϭ̶Ϡϴ˰η̵Ύ˰ϫϪ˰ҨϻϥΎ˰ϴϣΎ˰ΑϪ˰ҨϻϢϴΨ˰οΎΗςγϮΘϣ̵Ύϫ̮ϫΏϭΎϨΗήΘϣ̊̋˹έΩϞϴδϓ̵ήΘδ̯ΎΧ̶ϠϴηϞϴ˰δϓ̵ήΘ˰δ̯ΎΧϭ̵ϩϮ˰ϬϗϪ˰Ҩϻς˰γϮΘϣΎ˰Η̭ίΎ˰ϧ̵Ύ˰ϫ̮˰ϫΏϭΎ˰ϨΗή˰Θϣ˼̊̋ΩϮ̡Ϯϴ̯ήΑˬΪϴϮϨҨή̯έΩ

̭ίΎ˰ϧ̮˰ϫ̵Ύ˰ϫϪ˰ҨϻϥΎ˰ϴϣΎ˰ΑϪ˰ҨϻϢϴΨ˰οϭς˰γϮΘϣ̵Ύ˰ϫ̮˰ϫΏϭΎϨΗήΘϣ˺̀˼˹̶Ϡϴηϭϩή˰ϴΗΰ˰ϣήϗϪҨϻςγϮΘϣΎΗϢϴΨοˬϪϧΩςγϮΘϣΎΗΖηέΩ̵Ύϫ̲ϨγϪγΎϣήΘϣ˺˺̶̂̋ΗέϮλΎΗ̵ήΘδ̯ΎΧϪҨϻϢϴΨοήΘϣ˺̋́˹ˬΩϮ˰̡Ϯϴ̯ήΑέΩϞϴ˰δϓ̵ήΘ˰δ̯ΎΧϪ˰Ҩϻς˰γϮΘϣΎ˰Η̭ίΎ˰ϧ̵Ύ˰ϫ̮ϫΏϭΎϨΗήΘϣ́̊˹ΖγϮ̡έΎΧϪҨϻ̭ίΎϧ̵ήΘδ̯ΎΧ̵Ύϫ̮ϫΏϭΎϨΗήΘϣ̋̂˹έϻϭΩϮϧϪҨϻ̭ίΎϧ̵Ύϫ̮ϫήΘϣ̊˼˹ϩήϴΗ̵ήΘδ̯ΎΧϪҨϻ̭ίΎϧ̵Ύϫ̮ϫήΘϣ˻̋˹̵ήΘδ̯ΎΧϪҨϻςγϮΘϣΎΗ̭ίΎϧ̵Ύϫ̮ϫΏϭΎϨΗήΘϣ˻̋˹έΩϞϴδϓϪҨϻ̭ίΎϧ̵ήΘδ̯ΎΧ̵Ύϫ̮ϫΏϭΎϨΗήΘϣ˼˼̋Ϧηϭέ̵ήΘδ̯ΎΧϪҨϻϢϴΨοˬςγϮΘϣˬϪҨϻ̭ίΎϧ̵Ύϫ̮ϫΏϭΎϨΗήΘϣ̂˻˹̵ήΘδ̯ΎΧ̵ΎϫϞϴηϭϪҨϻ̭ίΎϧ̵Ύϫ̮ϫΏϭΎϨΗήΘϣ˺̋˼˹ίϮ̳ϭέˬϥΎΟήϣˬΪϴϮϨҨή̯ˬΩϮ̡Ϯϴ̯ήΑ̵ήΘδ̯ΎΧέΩϞϴδϓ̵ΎϫΏϭΎϨΗήΘϣ̋˻˹ϪόϟΎτϣΩέϮϣϪϘτϨϣϪΑ̶ΑΎϴΘγΩ̵ΎϬϫέ

ϪόϟΎτϣΩέϮϣϊτϘϣ̶δϧΎ̰γϪϨϴ̩ϥϮΘγ

̶ΑϮγέςϴΤϣϭ ΎϫΖϧϭΩϮϨ̶̯ϓήόϣ̶˰ϣϪ˰Θϓή̳ήψϧέΩκΧΎηϞϴδϓϥϮϨϋϪΑϩΎΗϮ̶̯ϧΎϣίΞϧέϦΘηΩΖϠϋϪΑΎϫΖϧϭΩϮϨ̯ήΜ̯Ϫ̯ΎΠϧίϡΎ˰Πϧ̶˰γέήΑΎ˰ΑΪ˰ηΎΑ̶˰ϣΪ˰ϴϔϣΎ˰ϫϪ˰Ҩϻ̵Ϊ˰ϨΑϥϭίϭϦγϦϴϴόΗ̵ήΑΎϬϧΕΎόϟΎτϣϪΠϴΘϧέΩˬΪϧϮηΖ˰γΪΑˬϪϧϮ̳˺̊ϭβϨΟ˺˻ϞϣΎηήҨί̵ΎϫϪϧϮϤϧ̶ΘϧϭΩϮϨ̯ϪϧϮϤϧί̵ϪψΣϼϣϞΑΎϗΩΪόΗ̵ϭέϩΪηΪϣSpathognathus acientatus(E.R.Branson, 1934Pelkysgnathus inclinatus TomasAcodina sp. APolygnathus lauriformisEuprioniodina alternate (Ulrich & Brassler, 1926Bipennatus bipennatus (Bischoff & Ziegler 1957)Aptognathus varians varians Branson & MehelHibbardella sp.Pelkeysgnat australishusPolygnathus laurformis Dreesen & Dusar, 1974Neoprioniodussp.Icriodus cornutus SannemanPelkeysgnathus peejayiBispathodus aculeatus aculeatusLigonodina sp.Polygnathus communiscollinsoni Druce, 1969Bispathudus aculeatus anteposicornis (Scott, 1961)Iciodus platys sp. Nov.Polygnathus communis ̶˰˰˰όϤΠΗϥϭίϮ˰˰˰ϴΑϭΩϩΪ˰˰˰η̶ҨΎ˰˰˰γΎϨη̵Ύ˰˰˰ϫΖ˰˰˰ϧϭΩϮϨ̯Ϫ˰˰˰ΑϪ˰˰˰ΟϮΗΎ˰˰˰ΑΖγ̶ҨΎγΎϨηϞΑΎϗIcriodus platysϭcollinsoni̶ΘϧϭΩϮ˰˰Ϩ̯ϥϭίί̶̯Ύ˰˰ΣBispathodus aculeatus aculeatuϪ˰˰ϧϮ̳ή˰˰ҨίΩϮ˰˰Οϭ̵Ϊ˰˰ϨΑϥϭίυΎ˰˰Τϟί˺˼́̊ˬ̵έϮηΎϋΪηΎΑ̶ϣcostatuss̶ϧΎΘΤΗΖϤδϗΎΗrhomboideaϦϴϧϭΩ ήΑ ϩϭϼϋ ϕϼϴҨ εϮΧΪϧίΎγ ˶ϢϴϧΩ ̶ϣ ΩϭήϴΟ ΪϧίΎγ ϪΑ ρϮΑήϣ έ ϪϘτϨϣ ϦҨ έΩ ΩϮΟϮϣ ̶ϟϮΗ̶ϣ̶ҨϻΎΑζΨΑϪΑρϮΑήϣςϘϓΩϭήϴΟϪ̰ϴϟΎΣέΩˬΩήϴ̴ϴϣήΑέΩΰϴϧέ̶ϧΎϴϣϭ̶ϨϴҨΎ̵̡ΎϫζΨΑ̶ҨϻΎΑΎϬϧ ̵ ϩΪϋΎϗ ϩήϔΣ ϩίΪϧ ϦϴϨ̪Ϥϫϭ Ύϫ ΖϧϭΩϮϨ̯ ̶Ϡ̯ ϩίΪϧ ˬϖϤϋ ζҨΰϓ ΎΑ ή̴ҨΩ ̶ϓήσ ί ΪηΎΑˬΪϴϔγˬΰϣήϗ̵Ύϫ̲ϨγϪγΎϣίϪόϟΎτϣΩέϮϣϊτϘϣϦҨήҨίζΨΑϪ̰ϨҨϪΑϪΟϮΗΎΑΪϨ̰ϴϣΪϴ̡ζϫΎ̯ί̶̢̰γϭή̰ϴϣϭ̶ҨήΤλΪϫϮηΩϮΟϭϭϪΘϓΎҨϞϴ̰θΗΪϫΩ̶ϣϥΎθϧέΩϭήϴΟΪϧίΎγϩΪϋΎϗϪ̯ΰϣήϗϞϴ̰θΗςϴΤϣΖγTempesite ̶ϧΎϓϮσ̵ΎϫϩέΎδΧέΪҨϮϣΕέΫ̶̳ΪηΰҨέϭ̶̴ΘϓΎҨΖϬΟϪϠϤΟϖϴϤϋ̵ΎϫϩέΎδΧέ̵ΎϫΖϧϭΩϮϨ̯ΩϮΟϭϡΪϋϞϴϟΩϪΑϦϴϨ̪ϤϫˬϩΩϮΑtidal dominate̶ϧΎϗϮϓζΨΑΕΎΑϮγέϞϴ̰θΗPalmatolepis,Ancyrodella,AncyrognathusΪϨϧΎϣϕϼϴҨεϮΧΪϧίΎγέΩ̶ϗήηίήΒϟ̵Ύϫ̶ϧΎ̯ΰϴϧ̭ίΎϧϊσΎϘϣέΩΪϨϨ̰ϴϣΪϴҨΎΗέ̶ϗήηίήΒϟήΗϖϤϋϢ̶̯ΑϮγέϪοϮΣέΩΩϭέήϴΟΪϧίΎγΪηΖϓΎҨέϮϓϭϪΑΖҨίϮϣΎηϭΖϴϧϮ̳ϼ̳ϪϠϤΟίϪΗΎϔδϓ̵̫ήϧή̵̡ΎϫςϴΤϣκΧΎη̱έΰΑ̶ϣήϓ̶ϨΘ̡̰ήλΎϨϋϭήΒΘγϭ̱έΰΑϩΪϋΎϗϩήϔΣ̵έΩ̵ΎϫΖϧϭΩϮϨ̯ΪϨΘδϫ̵ήΗϒҨήχήλΎϨϋ̵έΩϞΣΎγίέϭΩϭ̵̫ήϧϢ̵̯ΎϫςϴΤϣέΩ̵ΎϫΖϧϭΩϮϨ̯ϦϴϨ̪ϤϫΖγΐϟΎϏ ϒҨήχ ϭ ̱έΰΑ ̵Ύϫ ϪϧΪϧΩ ̵έΩ Ϟ̰η ̶σϭήΨϣ ̵Ύϫ ϪϧϮ̳ ϞΣΎγ ί έϭΩ ̵Ύϫ ϩέΎδΧέ έΩϭΩϦҨϦϴΑΎϨϴΑςϴΤϣέϭέΩ̵ΎϫΖϧϭΩϮϨ̯ήψϧϦҨϪΑϪΟϮΗΎΑˬArmstrong,Brasier 2005ΪϨΘδϫΪϨϫΪϴϣϥΎθϧέςϴΤϣ◊◊◊◊◊◊◊ϱήϴ̳ϪΠϴΘϧΪϨϧΎϣ ̶μΧΎη ̵Ύϫ ΖϧϭΩϮϨ̯ ϪΑ ϪΟϮΗ ΎΑ ϥΎϐϣΩ έϭέΩ ϪϘτϨϣ έΩ ΩϭήϴΟ ̵Ύϫ ϪΘθϬϧ ϦγϦγ Bispatbodus aculeatus aculeatus ˬ Bipennatus bipennatus ˬ Spathognathus acientatusΪΗίΎγ έΩ ΩϮΧ ίέ Ϣϫ ϩέΎδΧέ ΎΑ έϭέΩ ϪϴΣΎϧ ̶ΘϧϭΩϮϨ̯ ϩέΎδΧέ ϪδҨΎϘϣΪҨΩή̳ ϦϴϴόΗ ̶ҨϻΎΑ ϦϴϧϭΩϞϴ̰θΗ ̵ήΗ ϖϤϋ Ϣ̯ ςϴΤϣ έΩ ̶ϟϮΗ ϦҨ ̵Ύϫ ϪΘθϬϧ Ϫ̯ ΪϫΪϴϣ ϥΎθϧ ̶ϗήη ίήΒϟ ϕϼϴҨ εϮΧ

ϪΑ ΖΒδϧ ΰϴϧ ̶Ϩγ ήψϧ ί ϦϴϨ̪ϤϫΖγ ήϣ ϦϴϤϫ ΪҨϮϣ ΰϴϧ ϪΗΎϔδϓ ̵Ύϫ ̶ϧΎ̯ ΩϮΟϭ Ζγ ϩΪηΪηΎΑ̶ϣϦϴϧϭΩ̶ϧΎϗϮϓζΨΑϪΑϖϠόΘϣΎϬϨΗϭΖγΕϭΎϔΘϣϕϼϴҨεϮΧΪϧίΎγplate1-Spathognathus acientatus(E.R.Branson, 1934 ,SEM MAG: 246 x2-Pelkysgnathus inclinatus Tomas ,SEM MAG: 269 x3,9-Polygnathus communis communis Branson & Mehel, SEM MAG: 253 x, 233 x5-Acodina sp. A, SEM MAG: 345 x6-Polygnathus sp. , SEM MAG: 233 x7,15- Bispathodus aculeatus aculeatus, SEM MAG: 233 x, 183 x8-Euprioniodina alternate (Ulrich & Brassler, 1926, SEM MAG: 195 x10-Bipennatus bipennatus (Bischoff & Ziegler 1957), SEM MAG: 252 x11-Aptognathus varians varians Branson & Mehel, SEM MAG: 360 x12-Hibbardella sp., SEM MAG: 344 x13-Pelkeysgnat australishus, SEM MAG: 264 x14-Polygnathus lauriformis, SEM MAG: 278 x16-Neoprioniodus sp., SEM MAG: 300 x17-Ligonodina sp., SEM MAG: 307 x18-Icriodus cornutus Sanneman, SEM MAG: 396 x19-Pelkeysgnathus peejayi, SEM MAG:389 x

◊◊◊◊◊◊◊

ϲγέΎϓϊΑΎϨϣέϭέΩϪ˰˰ҨϮΗϊ˰˰τϘϣέΩ̶ҨϻΎ˰˰ΑϦϴ˰˰ϧϭΩ̵Ύ˰˰ϫΖ˰˰ϧϭΩϮϨ̶̯˰˰γέήΑϭ̶˰˰ϓήόϣˬ˺˼́̊ˬ̟ˬϩΩί̵ήΘ˰˰ηϮη˺ϢϠόϣΖϴΑήΗϩΎ̴θϧΩˬϥήҨ̶γΎϨηϦϴϣίϦϤΠϧζҨΎϤϫϦϴϤϬϧΕϻΎϘϣϪϋϮϤΠϣˬϥήҨ̶γΎϨηϦϴϣίˬ˺˼̀̊ˬϡˬρΎΘΤϣΏˬ̵ΪϤΣˬϡˬ̵ϭήϫϩΩίΪϤΣ˻έΩ̶ҨϻΎ˰ΑϦϴ˰ϧϭΩ̵ΎϬ̴Ϩ˰γ̵έΎ˰̴ϧϪ˰Ϩϴ̩ΡˬϥΎ˰ϴϠόϣϼϏϡˬέϮ˰̵̡ΩΎΒϗϡˬ̵ΩΰҨϡαˬΩ̬ϧ̶ϨϴδΣ˼ΰҨέϼ̯εήΑϡϮ˰ϠϋϰΎ˰ϤϫΩή̳ϦϴϤϫΩέΎ˰Ϭ̩ˬήϔϴϧϮ˰Αή̯±Ϧϴ˰ϧϭΩίήϣϭέΩΩϮ̡ϮϟΎϔγ ΔϳϻϭΎϫΖϧϭΩϮϨ̯ωˬ̵έϮηΎϋ̊Ϧϴϣί◊◊◊◊◊◊◊References: Adams, A. E., W. S. Mackensie and C. Guilford (1984): Atlas ofsedimentary rocks under the microscope, Longman, 104P. Assereto, R. (1963): The Paleozoic Formations in central Elburz (Iran),(preliminary note), Riv. Ital. Pal. Strat., V. LXIX, N. 4, pp. 503-543,Milano. Bozorgnia, F. (1973): Paleozoic foraminiferal biostratigraphy of centraland east Alborz mountains, Iran, National Iranian oil company, Geologicallaboratories, Publication No. 4, 185P. Armstrong, H. Brasier, M. ;Microfossils,second edition,Black wellPublishing 269P.