1891 in paleontology

none 1891 paleontology science 1891 Arthropods Newly named insects Name Novelty Status Authors Age Unit Location Notes ImagesAeromyrma antiquaEmery C. 1891 The ants of Sicilian amber in the Mineralogical Museum of the University of Bologna Italian Le formiche dell'ambra Siciliana nel Museo Mineralogico dell'Università di Bologna Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna 5 141–165 10.1127/0077-7749/2014/0409Comb novjr synonym (Mayr, 1868)Middle EoceneBaltic amberEuropeFossil myrmicine ant, moved to Erebomyrma antiqua in 1915 Synonym of Carebara antiqua thumb|center|upright|Carebara antiquaCataulacus planicepsSp novvalidEmeryLate Eocene? - Middle Miocene?Sicilian amberItaly: SicilyA myrmicine ant.thumb|upright|center|Cataulacus planicepsCataulacus silvestriiSp novvalidEmeryLate Eocene? - Middle Miocene?Sicilian amberItaly: SicilyA myrmicine ant.thumb|upright|center|Cataulacus silvestriiEctatomma gracileSp novvalidEmeryLate Eocene? - Middle Miocene?Sicilian amberItaly: SicilyAn ectatommine ant.thumb|center|upright|Ectatomma gracileHypopomyrmexGen et sp novvalidEmeryLate Eocene? - Middle Miocene?Sicilian amberItaly: SicilyA myrmicine ant. Type species H. bombicciithumb|center|upright|Hypopomyrmex bombicciiPlagiolepis labilisSp novvalidEmeryLate Eocene? - Middle Miocene?Sicilian amberItaly: SicilyA formicine ant.thumb|center|upright|Plagiolepis labilisPonera leptocephalaSp novvalidEmeryLate Eocene? - Middle Miocene?Sicilian amberItaly: SicilyA ponerine ant.thumb|center|upright|Ponera leptocephala Archosauromorphs Newly named dinosaurs Name Novelty Status Authors Age Unit Location Notes Images AgrosaurusGen et sp nov Possible jr. synonym SeeleyRhaetian?EnglandPossible junior subjective synonym of Thecodontosaurus. AmmosaurusGen nov synonymMarshEarly JurassicUSA (Connecticut) (Massachusetts) Jr synonym of Anchisaurus polyzelusthumb|center|upright|Anchisaurus polyzelus CalamosaurusGen et comb novNomen dubiumLydekkerBarremianWessex FormationEnglanda possible basal coelurosaurianthumb|center|upright|Calamosaurus foxi SterrholophusGen et comb nov Jr. synonymMarshMaastrichtianLance FormationUSAType species S. flabellatus Junior subjective synonym of Triceratops horridus.thumb|center|upright|Triceratops horridus TorosaurusGen et 2 sp ValidMarshMaastrichtianLance FormationUSA; Texasthumb|center|upright|Torosaurus. Newly named birds Name Status Authors NotesDryornis pampeanusValidMoreno & MerceratNeochen debilisValidFlorentino Ameghino References