Protopterus

Uncredited · via Wikidata/Commons. May be a photograph of a specimen, or an artist’s reconstruction — an interpretation of a skeleton, since colour and soft tissue are almost never preserved.
On record
Recorded, not inferred- Also called
- african lungfishPBDB
- Sits inside
- LepidosirenidaePBDB
- Diet
- carnivorePBDB, for Ceratodontiformes
- Life habit
- nektobenthicPBDB, for Ceratodontiformes
- Motility
- actively mobilePBDB, for Ceratodontiformes
- Environment
- freshwaterPBDB, for Lepidosirenidae
Time the record covers
At least 93 million years on record.
The record covers at least 93.9 Mya to 11.7 ka. No occurrence read is dated outside 100.5 Mya to 0 Mya.
64 occurrences of Protopterus on record, most of them in the Pleistocene. The Paleobiology Database records this as a living group. Bar height is expected occurrences, not a count: each fossil is spread across the span it is dated to, so a tall narrow bar means tight dating and a low wide one means loose.
When
64 occurrences- Late Cretaceous14%
- Eocene9%
- Oligocene3%
- Miocene19%
- Pliocene22%
- Pleistocene30%
- Holocene2%
These are dates about fossils, not the animal: the record can only begin after it arose and end before it died out, so either end may reach further. Shares are expected occurrences: a fossil dated to a span is counted partly in each period it straddles. More on what this infers.
Found in
26 formations
- Koobi Fora Formation · Omo Group18
- Wembere-Manonga Formation5
- Wadi Milk Formation3
- Nachukui Formation2
- Warwire Formation · Albertine Group2
- Nkondo Formation · Albertine Group2
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The named rock units Protopterus has been recovered from, largest first. Drawn where the rock is now, not where it formed. 2 further formations hold fewer occurrences each and are not listed. 10 occurrences have no formation on record, which is common for older literature.
Protopterus and its relatives
PleistoceneWhere Protopterus and its relatives were recorded in the Pleistocene.
Found in the same rock
617 taxa- Clarias29 sites
- Polypterus28 sites
- Lates23 sites
- Crocodylus22 sites
- Euthecodon brumpti20 sites
- Trionyx20 sites
- Geochelone19 sites
- Synodontis19 sites
- Crocodylus niloticus18 sites
- Hydrocynus16 sites
- Gymnarchus13 sites
- Cichlidae12 sites
- Lates niloticus12 sites
- Siluriformes11 sites
- Theropithecus oswaldi11 sites
- Barbus10 sites
- Bagrus9 sites
- Cercopithecidae9 sites
- Bovidae8 sites
- Labeo sp.8 sites
- Reduncini8 sites
- Suidae8 sites
- Alcelaphini7 sites
- Clariidae7 sites
The Paleobiology Database records 63 sites for Protopterus, and this reads all of them. The number is how many of those sites it was catalogued from too. The 24 sharing the most are listed.
This is not a list of everything alive at the time. It is only what has come out of the same ground as this animal and been written down.
Entered from
38 references- Koobi Fora Research Project The Fossil Ungulates: Proboscidea, Perissodactyla, Suidae9
- Extinct large Colobines from the Plio-Pleistocene of Africa5
- Lothagam: the dawn of humanity in eastern Africa4
- Intoduction: Paleontological and Geological Research in the Manonga Valley, Tanzania4
- A Fish Assemblage from the Middle Eocene from Libya (Dur At-Talah) and the Earliest Record of Modern African Fish Genera3
- Late Pleistocene hunter-gatherers at Ishango (eastern Zaire): the faunal evidence3
- A new species of Protopterus and a revision of Ceratodus humei (Dipnoi: Ceratodontiformes) from the Late Cretaceous Mut Formation of eastern Dakhleh Oasis, Western Desert of Egypt2
- A middle stone age worked bone industry from Katanda,Upper Semliki Valley,Zaire2
- Equidae of the Albertine rift valley,Uganda2
- Stratigraphic Context of Fossil hominids from the Omo Group Deposits: Northern Turkana Basin, Kenya and Ethiopia2
- A dinosaur fauna from the Late Cretaceous (Cenomanian) of northern Sudan1
- Late Cenozoic Freshwater Mollusks of the Wembere-Manonga Formation, Manonga Valley, Tanzania1
Each of the 64 occurrences read was entered from one of these publications, ordered by how many each accounts for. This is not a search for papers mentioning the name. 26 further references are not listed. Entries link to doi.org where the Paleobiology Database holds an identifier, and to its own record where it does not. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content3

Picture of Protopterus
- Source
- Wikidata/Commons
- Credit
- nobody named on the record
- Licence
- not stated by the source
- Commercial use
- cannot be read from the licence given — check the record
CT scan
- Source
- MorphoSource
- Licence
- In Copyright
- Commercial use
- cannot be read from the licence given — check the record
- Specimen
- Protopterus annectens · TxVP:M:1129
3D model
- Source
- Sketchfab
- Credit
- MTSUichthyology
- Licence
- CC Attribution
- Commercial use
- cannot be read from the licence given — check the record
Smithsonian Open Access was not reached for this taxon, so this list is what the others held rather than everything there is.
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itLepidosirenidae through timeFormations of the PleistoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Agassiz 1843