Eligmus
No picture of Eligmus was found. Wikipedia, Wikidata and iDigBio were searched and had none. Smithsonian Open Access did not answer, so this is what the others held rather than everything there is. GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Eligmus, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- EligmidaePBDB
- Diet
- suspension feederPBDB, for Ostreida
- Life habit
- epifaunalPBDB, for Ostreida
- Motility
- stationary, attachedPBDB, for Ostreida
- Vision
- blindPBDB, for Bivalvia
- Environment
- marine,brackishPBDB, for Ostreida
Time the record covers
At least 10 million years on record.
The record covers at least 168.2 Mya to 157.9 Mya. No occurrence read is dated outside 174.7 Mya to 149.2 Mya.
172 occurrences of Eligmus on record, most of them in the Middle Jurassic. 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
172 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
25 formations
- Dhruma Formation · Shaqra Group58
- Shuqra Formation20
- Bihen Limestone Formation16
- Mughanniyya Formation · Azab Group9
- Jhurio Formation9
- Dhahab Formation · Azab Group8
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The named rock units Eligmus has been recovered from, largest first. Drawn where the rock is now, not where it formed. One further formation holds fewer occurrences and is not listed. 15 occurrences have no formation on record, which is common for older literature.
Eligmus and its relatives
Middle JurassicWhere Eligmus and its relatives were recorded in the Middle Jurassic.
Found in the same rock
602 taxa- Actinostreon gregarea46 sites
- Pholadomya lirata45 sites
- Protocardia31 sites
- Gryphaea costellata29 sites
- Nanogyra (Nanogyra) nana28 sites
- Arcomytilus26 sites
- Homomya gibbosa26 sites
- Plagiostoma26 sites
- Liostrea25 sites
- Chlamys curvivarians24 sites
- Modiolus (Modiolus) imbricatus24 sites
- Nautiloculina23 sites
- Thracia23 sites
- Chlamys22 sites
- Trigonia pullus22 sites
- Ceratomya concentrica21 sites
- Chlamys textoria21 sites
- Ceratomya excentrica20 sites
- Ceratomyopsis arabica20 sites
- Inoperna20 sites
- Arabatia bihinensis19 sites
- Parallelodon hirsonensis19 sites
- Trichites19 sites
- Actinostreon marshi18 sites
The Paleobiology Database records 108 sites for Eligmus, 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
23 references- Le Jurassique D`Arabie Centrale62
- Taxonomy and palaeoecology of the benthic macroinvertebrate fauna from the Middle Jurassic of northwestern Jordan25
- The Jurassic and Lower Cretaceous of Wadi Hajar, southern Yemen20
- Jurassic Gastropoda and Lamellibranchia16
- Unpublished data from Kachchh9
- Jurassic bivalves of Gebel Maghara, North Sinai, Egypt8
- Jurassic Bivalvia and Gastropoda from Tanganyika and Kenya5
- Jurassic Ostreoida (Bivalvia) from China (Tanggula Mountains, Quinghai-Xizang Plateau) and their paleobiogeographic context4
- Geologie de Madagascar I. Les Terrains Sedimentaires4
- Fossili Giurassici dell'Harar (Africa Orientale): Brachiopodi, Lamellibranchi e Gasteropodi [Jurassic fossils from Harar (Eastern Africa): brachiopods, lamellibranchs and gastropods]3
- Callovian–Oxfordian bivalves from central Saudi Arabia: Systematic paleontology and paleobiogeography2
- Palökologie benthischer Faunengemeinschaften und Taxonomie der Bivalven im Jura von Südtunesien2
Each of the 172 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. 11 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 content0
No picture of Eligmus was found. Wikipedia, Wikidata and iDigBio were searched and had none.
Smithsonian Open Access did not answer, so this is what the others held rather than everything there is.
GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Eligmus, or no answer at all. This entry cannot say which.
No 3D scan of Eligmus 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.
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itEligmidae through timeFormations of the Middle JurassicThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Eudes-Deslongchampes 1856