Umma
Umma is a genus of damselflies belonging to the family Calopterygidae.

Kipping et al. · 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- Sits inside
- CalopterygidaePBDB
- Diet
- carnivore, insectivorePBDB, for Odonata
- Life habit
- volantPBDB, for Odonata
- Motility
- fast-movingPBDB, for Odonata
- Vision
- well-developedPBDB, for Odonata
- Environment
- freshwater,terrestrialPBDB, for Odonata
Time the record covers
At most 4.3 million years on record.
The one occurrence read is dated to somewhere between 27.3 Mya and 23.04 Mya, which is a dating window rather than a span.
1 occurrence of Umma on record, most of them in the Oligocene. 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
1 occurrences- Oligocene100%
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
1 formation
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The named rock units Umma has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Umma and its relatives
OligoceneWhere Umma and its relatives were recorded in the Oligocene.
Found in the same rock
13 taxa- Aeshna oligocenica1 site
- Cainocups aixensis1 site
- Caussanelia papaziani1 site
- Coenagrionidae1 site
- Gyrinus aquisextanea1 site
- Hylesinus neli1 site
- Lestes1 site
- Lestes aquisextana1 site
- Limnoxenus olenus1 site
- Lindeniidae1 site
- Oligokalotermes fischeri1 site
- Palaeotramea aquisextana1 site
- Sympetrum bigoti1 site
The Paleobiology Database records 1 site for Umma, and this reads all of them. The number is how many of those sites it was catalogued from too.
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
1 referenceEach of the 1 occurrence 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. Each entry links to doi.org. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content1
Picture of Umma
- Source
- Wikipedia/Commons
- Credit
- Kipping et al.
- Licence
- CC BY 4.0
- Commercial use
- the licence allows it
No 3D scan of Umma 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
- 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 itCalopterygidae through timeFormations of the OligoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Kirby 1896