Aphaneramma
Aphaneramma is an extinct genus of marine temnospondyl amphibian. It lived during the Early Triassic epoch, approximately 252–247 Ma ago, and had a global distribution.

Богданов · CC BY-SA 3.0 · 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
- LonchorhynchinaePBDB
- Diet
- carnivorePBDB, for Temnospondyli
- Life habit
- amphibiousPBDB, for Temnospondyli
- Motility
- actively mobilePBDB, for Temnospondyli
- Environment
- brackish,freshwater,terrestrialPBDB, for Tetrapoda
Time the record covers
At least 2.2 million years on record.
The record covers at least 250.8 Mya to 248.6 Mya. No occurrence read is dated outside 251.902 Mya to 247 Mya.
15 occurrences of Aphaneramma on record, most of them in the Early Triassic. 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
15 occurrences- Early Triassic100%
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
4 formations
- Kongressfjellet Formation11
- Zhitkov Formation2
- Mianwali Formation1
- Middle Sakamena Formation · Sakamena Group1
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The named rock units Aphaneramma has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Aphaneramma and its relatives
Early TriassicWhere Aphaneramma and its relatives were recorded in the Early Triassic.
Found in the same rock
47 taxa- Saurichthys (Lepidosaurichthys) elongatus5 sites
- Axelia robusta4 sites
- Birgeria mougeoti4 sites
- Lyrocephaliscus euri4 sites
- Mastodonsauridae4 sites
- Pygopterus degeeri4 sites
- Saurichthys (Lepidosaurichthys) ornatus4 sites
- Wimania multistriata4 sites
- Boreosomus reuterskioldi3 sites
- Sassenia tuberculata3 sites
- Saurichthys hamiltoni3 sites
- Saurichthys wimani3 sites
- Scleracanthus asper3 sites
- Stereospondyli3 sites
- Teffichthys woodwardi3 sites
- Acrorhabdus bertili2 sites
- Juvenites spathi2 sites
- Mylacanthus spinosus2 sites
- Peltostega erici2 sites
- Platysomus nathorsti2 sites
- Temnospondyli2 sites
- Tertrema acuta2 sites
- Wimania2 sites
- Wimania sinuosa2 sites
The Paleobiology Database records 13 sites for Aphaneramma, 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
7 references- Über die Stegocephalen aus der Trias Spitzbergens6
- On the morphology of the lower jaw of Stegocephalia with special reference to Eotriassic stegocephalians from Spitzbergen. I. Descriptive Part3
- Triassic Ammonoid succession in South Primorye: 3. Late Olenekian - Early Anisian Zones (Neocolumbites insignis, Subcolumbites multiformis, Ussuriphyllites amurensis and Leiophyllites pradyumna)2
- A new extreme longirostrine temnospondyl from the Triassic of Madagascar: phylogenetic and palaeobiogeographical implications for trematosaurids1
- Gonioglyptus, ein alttriassicher Stegocephale aus Indien1
- Ein paar Labyrinthodontenreste aus der Trias Spitzbergens1
- On two new labyrinthodont skulls of the genera Capitosaurus and Aphaneramma1
Each of the 15 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 Aphaneramma
- Source
- Wikipedia/Commons
- Credit
- Богданов
- Licence
- CC BY-SA 3.0
- Commercial use
- the licence allows it
No 3D scan of Aphaneramma was found in MorphoSource and Sketchfab.
Smithsonian Open Access was not reached for this taxon, so this list is what the others held rather than everything there is.
The description on this site
- Source
- Wikipedia, “Aphaneramma”
- 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 itLonchorhynchinae through timeFormations of the Early TriassicThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Woodward 1904