Bostrichidae
The Bostrichidae are a family of beetles with more than 700 described species. They are commonly called auger beetles, false powderpost beetles, or horned powderpost beetles.

Desmond W. Helmore · CC BY 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- Also called
- false powderpost beetlePBDB
- Sits inside
- BostrichoideaPBDB
- Motility
- actively mobilePBDB, for Arthropoda
- Environment
- terrestrialPBDB, for Insecta
Time the record covers
At least 100 million years on record.
The record covers at least 100.5 Mya to 129 ka. No occurrence read is dated outside 106.3 Mya to 11.7 ka.
51 occurrences of Bostrichidae on record, most of them in the Late Cretaceous. 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
51 occurrencesThese 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
5 formations
- Florissant Formation6
- Titusville Till Formation1
- Keremesit Formation1
- Highbury Silts and Sands Formation1
- La Toca Formation1
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The named rock units Bostrichidae has been recovered from, largest first. Drawn where the rock is now, not where it formed. 41 occurrences have no formation on record, which is common for older literature.
Bostrichidae and its relatives
Late CretaceousWhere Bostrichidae and its relatives were recorded in the Late Cretaceous.
Found in the same rock
2,645 taxa- Poinarinius zhubajie4 sites
- Stenus4 sites
- Balticoroma serafinorum3 sites
- Poinarinius aladelicatus3 sites
- Poinarinius burmaensis3 sites
- Weitschatus stigmatus3 sites
- Anthrenus (Nathrenus) ambericus2 sites
- Aphaenogaster mayri2 sites
- Aphodius2 sites
- Araneae2 sites
- Archaenosodendron angulare2 sites
- Archaenosodendron remotidens2 sites
- Archaeonebria inexspectata2 sites
- Arctogephyra agilis2 sites
- Attagenus hoffeinsorum2 sites
- Balticophasma2 sites
- Baltocar subnudus2 sites
- Baltosidis szadziewskii2 sites
- Boreallodape baltica2 sites
- Burmacateres longicoxa2 sites
- Chauliodes carsteni2 sites
- Contacyphon keilbachi2 sites
- Crepidodera tertiotertiaria2 sites
- Cretolenax carinatus2 sites
The Paleobiology Database records 19 sites for Bostrichidae, 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
24 references- Diversity of auger beetles (Coleoptera: Bostrichidae) in the mid-Cretaceous forests with description of seven new species14
- Two new species of Poinarinius Legalov in Cretaceous ambers from Myanmar (Coleoptera: Bostrichidae)9
- Burmostrichus brunneus gen. nov., sp. nov. from Mid-Cretaceous Burmese amber, with other taxonomic notes on the family Bostrichidae (Coleoptera)2
- Two new species of the extinct subfamily Alitrepaninae (Coleoptera: Bostrichidae) from the Upper Cretaceous (Cenomanian) Kachin amber in northern Myanmar2
- Two new Stephanopachys species from Baltic amber (Coleoptera: Bostrichoidea: Bostrichidae)2
- New Miocene Coleoptera from Florissant2
- Fossil Coleoptera from the Wilson Ranch near Florissant, Colorado2
- A report on some recent collections of fossil Coleoptera from the Miocene shales of Florissant2
- Domiropsis ambericus gen. et sp. nov., a new genus and species of Bostrichidae (Coleoptera) from Dominican amber1
- Stephanopachys cretaceus sp. nov., a new species from mid-Cretaceous Burmese amber (Coleoptera: Bostrichidae: Dinoderinae)1
- A new genus and species of Dinoderinae subfamily (Coleoptera: Bostrichidae) from mid-Cretaceous Kachin amber of northern Myanmar1
- Second record of subfamily Polycaoninae (Coleoptera: Bostrichidae) from Cretaceous Burmese amber1
Each of the 51 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. 12 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 Bostrichidae
- Source
- Wikipedia/Commons
- Credit
- Desmond W. Helmore
- Licence
- CC BY 4.0
- Commercial use
- the licence allows it
No 3D scan of Bostrichidae was found in Sketchfab.
Smithsonian Open Access and MorphoSource were 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 itBostrichoidea through timeFormations of the Late CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Latreille 1802