What are all the Pokemon that are considered counterparts of another?

Title says it all.

Pleaselog inorregisterto add a comment.

Caterpie line and Weedle lineSandshrew line and Ekans lineAlolan Sandshrew line and Alolan Vulpix lineNidoran F line and Nidoran M lineVulpix line and Growlithe lineOddish line and Bellsprout lineMeowth line and Mankey lineMagnemite line and Voltorb lineHitmonlee and HitmonchanShellder line and Staryu lineScyther and PinsirElectabuzz and MagmarBlaze Breed Paldean Tauros and Aqua Breed Paldean TaurosOmanyte line and Kabuto line

Ledyba line and Spinarak lineEspeon and umbreonMisdreavus line and Murkrow lineGligar line and Sneasel lineTeddiursa line and Phanpy lineMantine and SkarmoryLugia and Ho-oh

Poochyena line and Zigzagoon lineBeautifly and DustoxLotad line and Seedot lineTaillow line and Wingull lineSableye and MawilePlusle and MinunVolbeat and IllumiseCarvanha line and Numel lineZangoose and SeviperLunatone and SolrockLileep line and Anorith lineShuppet line and Duskull lineLatias and LatiosKyogre and Groudon

Cranidos line and Shieldon lineGlameow line and Stunky lineLeafeon and GlaceonDialga and PalkiaCresselia and Darkrai

Throh and SawkCottonee line and Petilil lineTirtouga line and Archen lineGothita line and Solosis lineKarrablast line and Shelmet lineRufflet line and Vullaby lineHeatmor and DurantTornadus and ThundurusZekrom and Reshiram

Spritzee line and Swirlix lineSkrelp line and Clawitzer lineTyrunt line and Amaura lineXerneas and Yveltal

Oranguru and PassimianTurtonator and DrampaSolgaleo and LunalaBuzzwole and PheromosaCelesteela and KartanaStakataka and Blacephalon

Flapple and AppletunHattena and ImpidimpCursola and Sirfetch’dStonjourner and EiscueZacian and Zamazenta

Amarouge and CeruledgeGreat Tusk and Iron TreadsScream Tail and Iron BundleBrute Bonnet and Iron HandsFlutter Mane and Iron JugulisSlither Wing and Iron MothSandy Shocks and Iron ThornsRoaring Moon and Iron ValiantKoraidon and MiraidonWalking Wake and Iron LeavesGouging Fire and Iron BoulderRaging Bolt and Iron Crown

Alolan Rattata line and Yungoos lineParas and MorelullMagikarp and FeebasPinsir and HeracrossTauros and MiltankHoundour and ElectrikeSurskit and Dewpider

Pokemon counterparts (Bulbapedia)

Hope I helped!