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Paleontology or palaeontology is the study of prehistoric life forms on Earth through the examination of plant and animal fossils . [1] This includes the study of body fossils, tracks ( ichnites ), burrows , cast-off parts, fossilised feces ( coprolites ), palynomorphs and chemical residues . Because humans have encountered fossils for millennia, paleontology has a long history both before and after becoming formalized as a science . This article records significant discoveries and events related to paleontology that occurred or were published in the year 1890.
| Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
|---|---|---|---|---|---|---|---|---|
Sp nov | jr synonym | Okanagan Highlands | A small betulaceous fruit; | |||||
Sp nov | valid | |||||||
| Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
|---|---|---|---|---|---|---|---|---|
Sp nov | jr synonym | moved to Azolla primaeva in 1955 | ||||||
| Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
|---|---|---|---|---|---|---|---|---|
Sp nov | Jr synonym | A palaeorehniid ensiferan. | ||||||
gen et sp nov | Valid | A dictyopharine planthopper. | ||||||
Gen et sp et comb nov | Valid | A gerrine water strider genus. | ||||||
| Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
|---|---|---|---|---|---|---|---|---|
Gen et sp nov | Valid | Middle Jurassic (Callovian) | A metriorhynchid thalattosuchian, | |||||
| Taxon | Novelty | Status | Author(s) | Age | Unit | Location | Notes | Images |
|---|---|---|---|---|---|---|---|---|
| Barosaurus [9] | Gen. et sp. nov. | Valid | Marsh | Kimmeridgian-Tithonian | Morrison Formation | A diplodocid | | |
| Ceratops paucidens [9] | Comb. nov. | Nomen dubium | Marsh | Maastrichtian | Laramie Formation | A new combination for Hadrosaurus paucidens | ||
| Claosaurus [10] | Gen. nov. | Valid | Marsh | Santonian | Niobrara Formation | A new genus for Hadrosaurus agilis | | |
| Ornithomimus [9] | Gen. et sp. nov. | Valid | Marsh | Maastrichtian | Laramie Formation | An ornithomimid | | |
| Trachodon longiceps [10] | Sp. nov. | Nomen dubium | Marsh | Maastrichtian | Laramie Formation | A species of Trachodon | ||
| Triceratops prorsus [9] | Sp. nov. | Jr. synonym | Marsh | Maastrichtian | Laramie Formation | A species of Triceratops | ||
| Triceratops serratus [9] | Sp. nov. | Jr. synonym | Marsh | Maastrichtian | Laramie Formation | A species of Triceratops | ||
| Triceratops sulcatus [10] | Sp. nov. | Jr. synonym | Marsh | Maastrichtian | Laramie Formation | A species of Triceratops | ||
| Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
|---|---|---|---|---|---|---|---|---|
Gen et sp nov | Valid | Dames | Middle Triassic | A pachypleurosaur. | ||||