
tetrofthalmi

tetrofthalmy anedi madhya mariyu parshwa kallu rendintinee kaligi unna opilions (saadhaaranamgaa pantakota ledhaa doddy langlegs anie pilustaaru) yokka antarinchipoyina upavargam. 2014loe modata vivarinchina eee vyaadhi antarinchipoyina rendu jaatula nundi telisindi. jatijanya vislaeshanha eee kanti amarika pantakotavaariki puurveekula paristhiti anie suuchistumdi, idhi tetrofthalmy mariyu saifofthaalmeeni opilions lopala besal sthithilo unchutundi.
vargeekarana charitra.
1980la praarambhamlo, thoorpu fraanslooni montso-less-maines loggerstat nikshepaala nundi oka chinna silaajaanni velikiteesaaru. silaajaanni parisoedhinchadaaniki puraavastu shaastravetta russell garwood ex-rae computed tomography (siti skaanlu) nii upayoginchadaaniki mundu silaajaanni 30 samvatsaraalaku paiga adhyayanam cheyaledu. 2014loe, garwood netrutvamloni brundam eee namuunaanu greeku puraanaalaloo 100-kallunna diggajam argus panoptes paeru pettabadina "hustocularis argus" anae kotta jaatigaa gurtinchindi. vaari vislaeshanha prakaram, namuunaa chanipoyindi, mariyu sumaru 305 million samvatsaraala kritam vaegamgaa khananam cheyabadindi. adhi ksheeninchadaaniki mundu, daani sareeram chuttoo khanija ciderite undedi, idhi rakshana concretionnu yerparustundi. aaa namuunaa taruvaata ksheeninchi, aaa jeevi yokka vivaranaatmaka roopurekhalanu choopinche shoonyatanu migilchindi.
siti skaan "hetch" anie velladinchindi. aargasku rendu setla kallu undevi-oka sett thala madhyalo unna acularium meeda amarchabadi, oka sett daani vaipu durvasana grandhulapai amarchabadi untundi. 158 padanirmaana lakshanaalapai tulanaatmaka vislaeshanha chestu, garwood brundam "hetch" nii nirnayinchindi. argus "anedi" ephalongium shiyari "thoo daggari sambandham kaligi undhi. ayithe, eee rendu jaatulu adhyayanam chesina 270 itara jaatula pantakotadaarulato antha daggari sambandham kaligi laevu. jattu "hetch" nii nirnayinchindi. argus "mariyu" ii. shiyari moodu lakshanaalanu panchukundi-rendu jatala kallu, oka open gonostome (punarutpatti vyavasthalo oka bhaagam) mariyu bahya maga jananendriyaalu-ivi vaatini itara pantakotavaari nundi vaeru chestaayi. aaa vidhamgaa, eee rendu jaatulu tetrofthalmi anae kotta upavargamgaa vargeekarinchabaddaayi.
"hashtocularis argus" mariyu kotta upavargam tetrofthalmi arachnid kallu elaa abhivruddhi chendayo vivarinchadaaniki sahaayapadataayi. pakka kannu mariyu nuditi kannu gala panta kosevaru vibhinnamaina vamsaalugaa vidipoyinappudu kooda vargeekarana spashtam cheyadaaniki sahaayapadutundi.
phylogeny.
garwood "mariyu itarulu."jatijanya chettu, besal opilions" "falangida" "mariyu kaandam syphophthalmilaga vidipotaayi". saifofthalmi kaandam appudu saifofthalmi saraina mariyu tetrofthalmilaga vaividhyabharitamgaa maarutundi, ayithe falangida laniatores mariyu "palpatores" gaa vidipotundi. chivaraku, palpatorlu yupnoi mariyu dispnoyloki vaividhyabharitamgaa marai. vislaeshanha devonian kaalam nundi carboniferousku unna upasrenula vaividhyamnu kadilistundi. opilions yokka sonta vaividhyam 414 million samvatsaraala kritam naatidi, mariyu araaknidlu chivari cambrian nundi prarambha ordivician varaku udbhavinchinatlu anchanaa.
aadhunika "falangium opiliyo" namuunaapai nirvahinchina janyu vislaeshanhaloo anachiveyabadina janyuvu kanugonabadindi, idhi churukuga unte, parshwa pradaesamloe rendava jatha kallanu utpatti chestundi, idhi naalugu kallu puurveekula paristhiti anie swatantra sakshyalanu andistundi. garwood "mariyu itarulu."carboniferous pantakota vaividhyam itara bhoogola aarthropodlalo gamaninchina maarpulatoe marinta sthiramgaa untundani kooda vaadinchaaru, ivi aaa kaalamlo adhika oxygen sthaayilatho mudipadi unnaayi.
maroka iteevali phylogeny, saifofthaalmitho paatu, pantakota chettulo prarambha kommala opilionidgaa "hostocularis" nuu tirigi pondindi. "eefaalaangiyam", garvudloni itara jaathi "mariyu itarulu."ayithe, migilina oplionidlatho polytomylo tetrofthalmy tirigi pondabadindi.

