Taxonomy Notes
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Soil Orders and Suborders Gelisols Histels Orthels Turbels Histosols Fibrists Folists Hemists Saprists Spodosols Aquods Cryods Humods Orthods Andisols Aquands Cryands Torrands Udands Ustands Vitrands Xerands Oxisols Aquox Torrox Udox Ustox Vertisols Aquerts Cryerts Torrerts Uderts Usterts Xererts Aridisols Argids Calcids Cambids Cryids Durids Gypsids Salids Ultisols Aquults Humults Udults Ustults Xerults Mollisols Albolls Aquolls Cryolls Rendolls Udolls Ustolls Xerolls Alfisols Aqualfs Cryalfs Udalfs Ustalfs Xeralfs Inceptisols Anthrepts Aquepts Cryepts Udepts Ustepts Xerepts Entisols Aquents Arents Fluvents Orthents Psamments Extragrade Formative Elements (Partly updated to 1998 Soil Taxonomy Revisions) Formative Element Derivation Connotation Abruptic L. - abruptum, torn off Abrupt textural change Aeric Gr. - aerios, air Aeration Anthropic Gr. - anthropos, man Anthropic epipedon Arenic L. - arena, sand Arenic surface horizon Cumulic L. - cumulus, heap Thickened epipedon Epiaquic Gr. - epi, over, and aquic Surface wetness Glossic Gr. - glossa, tongue Tongued horizon boundaries Grossarenic L. - grossus, thick and arena, sand Grossarenic surface horizon Hydric Gr. - hydor, water Presence of water Leptic Gr. - leptos, thin Thin soil Limnic Gr. - limn, stone Limnic materials present Lithic Gr. - lithos, stone Shallow lithic contact present Pachic Gr. - pachys, thick A thick epipedon Paralithic Gr. - para, beside and lithic Shallow paralithic contact present Pergelic L. - per, throughout; gelare, freeze Permanently frozen Petrocalcic Gr. - petra, rock and calcic Petrocalcic horizon present Petroferric Gr. - petra, rock and liferrum, iron Petroferric contact present Plinthic Gr. - plinthos, brick Plinthite present Ruptic L. - ruptum, broken Intermittent horizon Superic L. - superare, to overtop Plinthite at surface Terric L. - terra, earth Mineral substratum Thapto Gr. - thapto, buried A buried soil `
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Transcript of Taxonomy Notes
Soil Orders and Suborders
GelisolsHistelsOrthelsTurbelsHistosolsFibristsFolistsHemistsSapristsSpodosolsAquodsCryodsHumodsOrthods
AndisolsAquandsCryandsTorrandsUdandsUstandsVitrandsXerandsOxisolsAquoxTorroxUdoxUstox
VertisolsAquertsCryertsTorrertsUdertsUstertsXerertsAridisolsArgidsCalcidsCambidsCryidsDuridsGypsidsSalidsUltisolsAquultsHumultsUdultsUstultsXerults
MollisolsAlbollsAquollsCryollsRendollsUdollsUstollsXerollsAlfisolsAqualfsCryalfsUdalfsUstalfsXeralfs
InceptisolsAnthreptsAqueptsCryeptsUdeptsUsteptsXerepts
EntisolsAquentsArentsFluventsOrthentsPsamments
Extragrade Formative Elements (Partly updated to 1998 Soil Taxonomy Revisions)Formative Element Derivation ConnotationAbruptic L. -abruptum,torn off Abrupt textural changeAeric Gr. -aerios,air AerationAnthropic Gr. -anthropos,man Anthropic epipedonArenic L. -arena,sand Arenic surface horizonCumulic L. -cumulus,heap Thickened epipedonEpiaquic Gr. -epi,over, and aquic Surface wetnessGlossic Gr. -glossa,tongue Tongued horizon boundariesGrossarenic L. -grossus,thick andarena,sand Grossarenic surface horizonHydric Gr. -hydor,water Presence of waterLeptic Gr. -leptos,thin Thin soilLimnic Gr. -limn,stone Limnic materials presentLithic Gr. -lithos,stone Shallow lithic contact presentPachic Gr. -pachys,thick A thick epipedonParalithic Gr. -para,beside and lithic Shallow paralithic contact presentPergelic L. -per,throughout;gelare,freeze Permanently frozenPetrocalcic Gr. -petra,rock and calcic Petrocalcic horizon presentPetroferric Gr. -petra,rock and liferrum, iron Petroferric contact presentPlinthic Gr. -plinthos,brick Plinthite presentRuptic L. -ruptum,broken Intermittent horizonSuperic L. -superare,to overtop Plinthite at surfaceTerric L. -terra,earth Mineral substratumThapto Gr. -thapto,buried A buried soil
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