Eucopiidae
Eucopiidae is a family of crustaceans belonging to the order Lophogastrida.

Not Eucopiidae. This is Eucopia grimaldii Nouvel, 1942, a relative — both are Eucopiidae.
Claude Nozères · CC BY-NC 4.0 · via GBIF. 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
- LophogastridaPBDB
- Diet
- omnivorePBDB, for Malacostraca
- Life habit
- epifaunalPBDB, for Malacostraca
- Motility
- actively mobilePBDB, for Malacostraca
- Vision
- well-developedPBDB, for Malacostraca
Time the record covers
At least 5.7 million years on record.
The record covers at least 245.19 Mya to 239.48 Mya. No occurrence read is dated outside 247 Mya to 237 Mya.
16 occurrences of Eucopiidae on record, most of them in the Middle Triassic. The Paleobiology Database records this as a living group, and the chart stops with its fossils rather than at the present. 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
16 occurrences- Middle 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
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The named rock units Eucopiidae has been recovered from, largest first. Drawn where the rock is now, not where it formed. 1 occurrence has no formation on record, which is common for older literature.
Eucopiidae and its relatives
Middle TriassicWhere Eucopiidae and its relatives were recorded in the Middle Triassic.
Found in the same rock
56 taxa- Schimperella beneckei6 sites
- Clytiopsis argentoratense4 sites
- Euestheria minuta4 sites
- Halicyne ornata4 sites
- Limulitella bronnii4 sites
- Antrimpos atavus3 sites
- Araneida3 sites
- Chondrostei3 sites
- Eoscorpiidae3 sites
- Euthycarcinus kessleri3 sites
- Lingularia tenuissima3 sites
- Myophoria vulgaris3 sites
- Palaeoxyris regularis3 sites
- Progonionemus vogesiacus3 sites
- Anisaeger atavus2 sites
- Coelacanthidae2 sites
- Homomya impressa2 sites
- Isaura2 sites
- Judahella tsorfatia2 sites
- Palaega pumila2 sites
- Palaeolimnadia alsatica2 sites
- Palaeolimnadiopsis dictyonata2 sites
- Pericentrophorus minimus2 sites
- Rhizocorallium2 sites
The Paleobiology Database records 12 sites for Eucopiidae, 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
5 references- Earliest occurrence of lophogastrid mysidacean arthropods (Crustacea, Eucopiidae) from the Anisian Luoping Biota, Yunnan Province, China6
- Faunes et paysages du Grès à Voltzia du Nord des Vosges: Essai paléoécologique sur le Buntsandstein supérieur4
- Über Crustaceen aus dem Voltziensandstein des Elsasses4
- The kingdom of Tethys. The fossilized world of Triassic vertebrates from the Kamniško-Savinjske Alps1
- A new upper Middle Triassic shrimp (Crustacea: Lophogastrida) from Guizhou, China, with discussion regarding other fossil "mysidaceans"1
Each of the 16 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 Eucopia grimaldii Nouvel, 1942
- Source
- GBIF
- Credit
- Claude Nozères
- Licence
- CC BY-NC 4.0
- Commercial use
- the licence does not allow it
No 3D scan was found. Smithsonian Open Access, MorphoSource and Sketchfab were all searched.
The description on this site
- Source
- Wikipedia, “Eucopiidae”
- 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 itLophogastrida through timeFormations of the Middle TriassicThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Dana 1852