Dryopoidea
Byrrhoidea is a superfamily of beetles belonging to Elateriformia that includes several families which are either aquatic or associated with a semi-aquatic habitat. Other than the superfamily Hydrophiloidea, most of the remaining Polyphagan beetles which are aquatic are in this superfamily.
AfroBrazilian · CC BY-SA 4.0 · 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
- ElateriformiaPBDB
- Motility
- actively mobilePBDB, for Arthropoda
- Environment
- terrestrialPBDB, for Insecta
Time the record covers
At least 192 million years on record.
The record covers at least 192.9 Mya to 129 ka. No occurrence read is dated outside 199.5 Mya to 11.7 ka.
219 occurrences of Dryopoidea 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
219 occurrences- Early Jurassicunder 1%
- Middle Jurassicunder 1%
- Late Jurassic2%
- Early Cretaceous5%
- Late Cretaceous8%
- Eocene15%
- Oligocene2%
- Miocene2%
- Pleistocene65%
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
23 formations
- Highbury Silts and Sands Formation82
- Florissant Formation8
- Yixian Formation · Jehol Group6
- Olympia beds Formation5
- Bouldnor Formation · Solent Group4
- Messel Formation3
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The named rock units Dryopoidea has been recovered from, largest first. Drawn where the rock is now, not where it formed. 88 occurrences have no formation on record, which is common for older literature.
Dryopoidea and its relatives
PleistoceneWhere Dryopoidea and its relatives were recorded in the Pleistocene.
Found in the same rock
3,573 taxa- Stenus16 sites
- Aleocharinae14 sites
- Aphodius14 sites
- Dyschiriodes globosus12 sites
- Anotylus rugosus10 sites
- Helophorus10 sites
- Limnius volckmari10 sites
- Bryaxis9 sites
- Carpelimus9 sites
- Dryops9 sites
- Hydraena9 sites
- Pelochares versicolor9 sites
- Rhynchaenus quercus9 sites
- Apion8 sites
- Bagous8 sites
- Bledius8 sites
- Coleoptera8 sites
- Helodidae8 sites
- Hydrobius fuscipes8 sites
- Limnichus pygmaeus8 sites
- Melanotus punctolineatus8 sites
- Ochthebius minimus8 sites
- Orectochilus villosus8 sites
- Oulimnius troglodytes8 sites
The Paleobiology Database records 96 sites for Dryopoidea, and this reads all of them. Of that, one read hit the database's own return limit, so every count below is a floor rather than a total. 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
61 references- Marine Isotope Stage 9 environments of fluvial deposits at Hackney, north London, UK82
- Middle Pleistocene deposits at Frog Hall Pit, Stretton-on-Dunsmore, Warwickshire, English Midlands, and their implications for the age of the type Wolstonian36
- Mastigocoleidae fam. nov., a new Mesozoic beetle family and the early evolution of Dryopoidea (Coleoptera)7
- Late Devensian river deposits beneath the floodplain terrace of the River Thames at Abingdon, Berkshire, England7
- The paleoenvironment of the Olympia beds based on fossil beetles from Discovery Park, Seattle, Washington, U.S.A.5
- The beetle (Coleoptera) fauna of the Insect Limestone (late Eocene), Isle of Wight, southern England4
- Systematics, phylogeny and taphonomy of Cretaceous Psephenidae (Insecta: Coleoptera) from Burmese amber4
- First record of the beetle family Lasiosynidae (Insecta: Coleoptera) from the Lower Cretaceous of China4
- New beetle species of the genus Lasiosyne (Coleoptera, Lasiosynidae) from the Late Jurassic and Early Cretaceous of Russia and Mongolia4
- A Late Pleistocene fauna and flora from Upton Warren, Worcestershire4
- Hong, 20023
- New Miocene Coleoptera from Florissant3
Each of the 219 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. 49 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 content1
Picture of Dryopoidea
- Source
- Wikipedia/Commons
- Credit
- AfroBrazilian
- Licence
- CC BY-SA 4.0
- Commercial use
- the licence allows it
No 3D scan of Dryopoidea 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, “Byrrhoidea”
- 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 itElateriformia through timeFormations of the PleistoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0.