PBDB

Opinions from J. W. Gidley 1907

'Anchippus is a subjective synonym of Parahippus'
'Anchippus brevidens is recombined as Parahippus brevidens'
'Anchippus texanus is recombined as Parahippus texanus'
'Anchitheridae was reranked as the subfamily Anchitheriinae and belongs to Equidae'
'Anchitherium belongs to Anchitheriinae'
'Anchitherium (Hypohippus) was reranked as Hypohippus and belongs to Anchitheriinae'
'Anchitherium (Hypohippus) affinis is recombined as Hypohippus affinis'
'Anchitherium (Parahippus) was reranked as Parahippus and belongs to Anchitheriinae'
'Anchitherium (Parahippus) cognatus is recombined as Parahippus cognatus'
'Anchitherium equinum is recombined as Hypohippus equinus'
'Anchitherium ultimum is recombined as Archaeohippus ultimus'
'Archaeohippus belongs to Anchitheriinae'
'Desmatippus is a subjective synonym of Parahippus'
'Desmatippus crenidens is recombined as Parahippus crenidens'
'Equinae belongs to Equidae'
'Equus belongs to Equinae'
'Equus (Protohippus) was reranked as Protohippus and belongs to Protohippinae'
'Equus (Protohippus) perditus is recombined as Protohippus perditus'
'Equus cumminsii is recombined as Protohippus cumminsii'
'Hipparion eurystyle is a nomen dubium'
'Equus parvulus is recombined as Parahippus parvulus'
'Protohippus phlegon is a nomen dubium'
'Equus simplicidens is recombined as Pliohippus simplicidens'
'Hipparion belongs to Protohippinae'
'Hipparion affine is recombined as Neohipparion affine'
'Hipparion dolichops is recombined as Neohipparion dolichops'
'Hipparion gratum is recombined as Neohipparion gratum'
'Hipparion occidentale is recombined as Neohipparion occidentale'
'Hipparion venustum is a nomen dubium'
'Hippidion belongs to Equinae'
'Hippidium interpolatum is recombined as Pliohippus interpolatus'
'Hippidium spectans is recombined as Pliohippus spectans'
'Hipparion speciosum is a nomen dubium'
'Hippotherium calamarium is recombined as Merychippus calamarius'
'Hippotherium ingenuum is recombined as Hipparion ingenuum'
'Hippotherium isonesum is recombined as Merychippus isonesus'
'Hippotherium montezumae is recombined as Neohipparion montezuma'
'Hippotherium paniense is recombined as Merychippus paniensis'
'Hippotherium plicatile is recombined as Hipparion plicatile'
'Hippotherium princeps is recombined as Neohipparion princeps'
'Hippotherium rectidens is recombined as Neohipparion rectidens'
'Hippotherium relictum is recombined as Merychippus relictus'
'Hippotherium retrusum belongs to Hippotherium'
'Hippotherium sinclairi is recombined as Neohipparion sinclairi'
'Hippotherium sphenodus is recombined as Merychippus sphenodus'
'Hypohippus osborni belongs to Hypohippus'
'Hyracotheriinae belongs to Equidae'
'Merychippus belongs to Protohippinae'
'Merychippus insignis belongs to Merychippus'
'Merychippus mirabilis is recombined as Pliohippus mirabilis'
'Mesohippus belongs to Anchitheriinae'
'Neohipparion belongs to Protohippinae'
'Neohipparion niobrarense belongs to Neohipparion'
'Neohipparion whitneyi belongs to Neohipparion'
'Parahippus coloradensis belongs to Parahippus'
'Parahippus pawniensis belongs to Parahippus'
'Pliohippus belongs to Protohippinae'
'Pliohippus gracilis is a nomen dubium'
'Pliohippus pernix belongs to Pliohippus'
'Pliohippus robustus belongs to Pliohippus'
'Protohippinae belongs to Equidae'
'Protohippus avus is recombined as Parahippus avus'
'Protohippus castilli belongs to Protohippus'
'Protohippus fossulatus belongs to Protohippus'
'Merychippus labrosus is a nomen dubium'
'Protohippus lenticularis is recombined as Hipparion lenticulare'
'Protohippus pachyops belongs to Protohippus'
'Protohippus placidus belongs to Protohippus'
'Protohippus profectus belongs to Protohippus'
'Protohippus sejunctus is recombined as Merychippus sejunctus'
'Protohippus simus belongs to Protohippus'
'Protohippus supremus is recombined as Pliohippus supremus'
'Stylonus seversus is recombined as Merychippus seversus'