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Extinct genus of fishes
Protopsephurus is an extinct genus of paddlefish containing the single species Protopsephurus liui, known from the Yixian, Jiufotang and Huajiying formations
Protopsephurus
Family of fishes related to sturgeons
added in Hilton et al. (2023): genus † Protopsephurus Lu, 1994 (Early Cretaceous, China) species † Protopsephurus liui Lu, 1994 genus † Pugiopsephurus Hilton
Paddlefish
Order of fishes
to 162 (195–137) million years ago. The oldest known paddlefish is Protopsephurus from the Early Cretaceous of China around 120 million years ago, while
Acipenseriformes
Extinct species of fish
over 190 million years ago. The oldest paddlefish fossil is that of Protopsephurus from the Early Cretaceous of China, dating to around 120 million years
Chinese_paddlefish
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Syr_Darya_sturgeon
Ray-finned fish
(125-120 million years ago) or prior, as the earliest fossil paddlefish (Protopsephurus) is known from then. True sturgeons appear in the fossil record during
Sturgeon
Species of freshwater fish
Lance; Jin, Fan; Yabumoto, Yoshitaka; Bemis, William E. (July 8, 2002). "Protopsephurus liui , a well-preserved primitive paddlefish (Acipenseriformes: Polyodontidae)
American_paddlefish
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Adriatic_sturgeon
Genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Huso
Species of fish in the sturgeon family
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Beluga_(sturgeon)
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Shovelnose_sturgeon
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Eochondrosteus
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Siberian_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Caucasian_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Persian_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
White_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Bastard_sturgeon
Extinct genus of fishes
combination of characters which suggests that it is more derived than Protopsephurus, but is more basal than Crossopholis, Polyodon, or Psephurus. Relationships
Paleopsephurus
Extinct genus of fishes
within the Jehol Biota lake ecosystems, such as the primitive paddlefish Protopsephurus and the peipaiosteid (an extinct relative of sturgeons and paddlefish)
Lycoptera
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Chinese_sturgeon
Genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Sinosturio
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Gulf_sturgeon
Genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Priscosturion
Extinct genus of fishes
which includes all polyodontids other than the most primitive genus Protopsephurus. Like Psephurus and other extinct paddlefish genera, the genus was likely
Parapsephurus
Critically endangered species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Amur_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Shortnose_sturgeon
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Coccolepis
Genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Acipenser
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Atlantic_sturgeon
Extinct genus of fishes
Lance; Jin, Fan; Yabumoto, Yoshitaka; Bemis, William E. (2002-07-08). "Protopsephurus liui , a well-preserved primitive paddlefish (Acipenseriformes: Polyodontidae)
Crossopholis
Species of sturgeon
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Kaluga_(fish)
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Dwarf_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Amu_Darya_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Starry_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Lake_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
European_sea_sturgeon
Geological formation in China
Ordosemys (a prehistoric species of turtle) Palaeocambarus (a crawfish) Protopsephurus (an ancient species of paddlefish) Psittacosaurus preserved in combat
Yixian_Formation
Genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Pseudoscaphirhynchus
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Cylindracanthus
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Protoscaphirhynchus
Extinct family of ray-finned fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Coccolepididae
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Sakhalin_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Russian_sturgeon
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Sterlet
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Alabama_sturgeon
Genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Scaphirhynchus
Extinct family of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Chondrosteidae
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Pallid_sturgeon
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Strongylosteus
Species of fish
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Green_sturgeon
Book by Gregory Wenzel
Predatory Fish (seen in the distance, hidden under some Water Lilies) Protopsephurus Lycoptera Hyphalosaurus Unidentified Cicadas (seen on page 20) Beipiaosaurus
Feathered_Dinosaurs_of_China
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Gyrosteus
Subclass of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Chondrostei
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Chondrosteus
Geological formation in Liaoning, China
Lycoptera L. davidi An osteoglossomorph Peipiaosteus P. pani A fish related to sturgeons Protopsephurus P. liui A paddlefish Sinamia S. zdanskyi An amiiform
Jiufotang_Formation
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Birgeria
Geological formation in China
Protopsephurus
Paleobiota of the Yixian Formation
Paleobiota_of_the_Yixian_Formation
Extinct order of ray-finned fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Guildayichthyidae
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Peipiaosteus
Kong Science Museum, Ductina vietnamica from the Devonian (Hunan), Protopsephurus fossil specimen excavated in Liaoning and the holotype of Microraptor
Geology_of_China
Geologic formation in China
tokunagai Peipiaosteus P. fengningensis A fish related to sturgeons Protopsephurus P. liui Also present in the Jiufotang & Yixian Formations A paddlefish
Huajiying_Formation
Extinct genus of ray-finned fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Morrolepis
Extinct genus of dinosaurs
including Lycoptera (of which L. davidi is numerous), Peipiaosteus, and Protopsephurus. Environmentally, Jianianhualong lived in a lacustrine area, as evinced
Jianianhualong
Extinct genus of fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Stichopterus
Extinct genus of ray-finned fishes
Polyodontidae †Crossopholis †Paleopsephurus †Parapsephurus Polyodon †Protopsephurus †Psephurus †Pugiopsephurus Acipenseridae Acipenser †Anchiacipenser †Boreiosturion
Plesiococcolepis
PROTOPSEPHURUS
PROTOPSEPHURUS
PROTOPSEPHURUS
PROTOPSEPHURUS
Girl/Female
Muslim/Islamic
Little one
Boy/Male
Slavic
Enforces peace. The name of the patron saint of Poland; also a favored name of Polish royalty.
Girl/Female
Arabic, Indian, Muslim, Sindhi
Poet; Administrator
Boy/Male
Arabic, Gujarati, Hindu, Indian, Kannada, Muslim, Sindhi
Praised; One who Praises God a Lot; Praising Allah
Boy/Male
Australian, French, German, Latin, Portuguese
Brave; Brave as a Bear
Girl/Female
Hindu, Indian, Kannada, Malayalam, Marathi, Sanskrit, Telugu
A String of Flowers
Surname or Lastname
English (Cambridgeshire)
English (Cambridgeshire) : possibly a variant of Barford, a habitational name from any of various places so named, from Old English bere ‘barley’ + ford. In this case the most likely source is the place in Norfolk, although there are other examples in Bedfordshire, Oxfordshire, Warwickshire, Wiltshire.
Female
Scottish
Variant spelling of Scottish Jean, JEANE means "God is gracious."
Boy/Male
French, German, Scandinavian
Warrior
Surname or Lastname
English
English : topographic name for someone who lived beside a stream, from Old English læcc, læce (see Leach) + the suffix -er denoting an inhabitant.English : unflattering nickname for a lecher, Middle English lech(o)ur (Old French leceor). Reaney comments: ‘The surname is rare, probably usually disguised as Leger’.German (Letscher) : habitational name for someone from Letsch, near Bensberg, Rhineland, or various other places such as Letsche, Letschin, Letschow, etc. See also Letsch.
PROTOPSEPHURUS
PROTOPSEPHURUS
PROTOPSEPHURUS
PROTOPSEPHURUS
PROTOPSEPHURUS