Lepomis microlophus
The redear sunfish, also known as the shellcracker, Georgia bream, cherry gill, chinquapin, stumpknocker, and sun perch, is a freshwater fish in the family Centrarchidae and is native to the southeastern United States. Due to its popularity as a sport fish, it has been widely introduced across North America.

USFWS Mountain Prairie · Public Domain · via Wikipedia/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- Sits inside
- LepomisPBDB
- Motility
- actively mobilePBDB, for Osteichthyes
Time the record covers
At least 12 million years on record.
The record covers at least 12.5 Mya to 11.7 ka. No occurrence read is dated outside 16.3 Mya to 0 Mya.
7 occurrences of Lepomis microlophus on record, most of them in the Pleistocene. 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
7 occurrences- Miocene14%
- Pleistocene71%
- Holocene14%
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
3 formations
- Bermont Formation2
- Valentine Formation · Ogallala Group1
- Fort Thompson Formation1
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The named rock units Lepomis microlophus has been recovered from, largest first. Drawn where the rock is now, not where it formed. 3 occurrences have no formation on record, which is common for older literature.
Lepomis microlophus and its relatives
PleistoceneWhere Lepomis microlophus and its relatives were recorded in the Pleistocene.
Found in the same rock
391 taxa- Lepisosteus7 sites
- Alligator mississippiensis6 sites
- Amia calva6 sites
- Mugil6 sites
- Siren6 sites
- Archosargus probatocephalus5 sites
- Atractosteus spatula5 sites
- Dasypus bellus5 sites
- Equus5 sites
- Kinosternon5 sites
- Odocoileus virginianus5 sites
- Apalone ferox4 sites
- Chelydra serpentina4 sites
- Esox4 sites
- Hemiauchenia macrocephala4 sites
- Hesperotestudo crassiscutata4 sites
- Myliobatis4 sites
- Nerodia4 sites
- Paramylodon harlani4 sites
- Pogonias cromis4 sites
- Rana4 sites
- Ameiurus3 sites
- Carcharhinus leucas3 sites
- Carcharias taurus3 sites
The Paleobiology Database records 7 sites for Lepomis microlophus, 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
6 references- Chondrichthyes and Osteichthyes from the early Pleistocene Leisey Shell Pit local fauna, Hillsborough County, Florida2
- Early Holocene Vertebrate Paleontology1
- Vertebrate Paleontology1
- Middle Pleistocene (early Rancholabrean) vertebrates and associated marine and non-marine invertebrates from Oldsmar, Pinnellas County, Florida1
- The Tucker Borrow Pit: Paleontology and Stratigraphy of a Plio-Pleistocene fossil site in Brevard County, Florida1
- Urodele remains from the Valentine Formation of Nebraska1
Each of the 7 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. 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 content1
Picture of Lepomis microlophus
- Source
- Wikipedia/Commons
- Credit
- USFWS Mountain Prairie
- Licence
- Public Domain
- Commercial use
- the licence allows it
No 3D scan of Lepomis microlophus was found in Smithsonian Open Access and Sketchfab.
MorphoSource was not reached for this taxon, so this list is what the others held rather than everything there is.
The description on this site
- Licence
- CC BY-SA 4.0
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itLepomis through timeFormations of the PleistoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Lee 1980