''Aeger'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserve ...

prawns Prawn is a common name for small aquatic crustaceans with an exoskeleton and ten legs (members of the order of decapods), some of which are edible. The term ''prawn''Mortenson, Philip B (2010''This is not a weasel: a close look at nature's most ...

. They first occur in the

Early Triassic The Early Triassic is the first of three epochs of the Triassic Period of the geologic timescale. It spans the time between 251.9 Ma and Ma (million years ago). Rocks from this epoch are collectively known as the Lower Triassic Series, which ...

( Paris biota), and died out at the end of the

Late Cretaceous The Late Cretaceous (100.5–66 Ma) is the more recent of two epochs into which the Cretaceous Period is divided in the geologic time scale. Rock strata from this epoch form the Upper Cretaceous Series. The Cretaceous is named after ''cre ...

. A total of 21 species are known.

Species

* '' Aeger brevirostris'' * '' Aeger brodiei'' * ''

Aeger elegans ''Aeger elegans'' is a species of fossil Dendrobranchiata, prawn from the Solnhofen Plattenkalk. References

Dendrobranchiata Jurassic crustaceans Crustaceans described in 1839 Fossil taxa described in 1839 Solnhofen fauna {{paleo-crust ...

'' * '' Aeger elongatus'' * '' Aeger foersteri'' * '' Aeger fraconicus'' * '' Aeger gracilis'' * ''

Aeger hidalguensis ''Aeger'' is a genus of fossil prawns. They first occur in the Early Triassic ( Paris biota), and died out at the end of the Late Cretaceous. A total of 21 species are known. Species * '' Aeger brevirostris'' * '' Aeger brodiei'' * ''Aeger eleg ...

'' * '' Aeger insignis'' * '' Aeger laevis'' * '' Aeger lehmanni'' * ''

Aeger libanensis ''Aeger libanensis'' is a species of fossil prawn belonging to the family Aegeridae. These prawns had very long pereiopods. Fossil record Fossils of ''Aeger libanensis'' are found in the Cenomanian (Late Cretaceous The Late Cretaceous (100.5 ...

'' * ''

Aeger luxii ''Aeger'' is a genus of fossil Dendrobranchiata, prawns. They first occur in the Early Triassic (Paris biota), and died out at the end of the Late Cretaceous. A total of 21 species are known. Species * ''Aeger brevirostris'' * ''Aeger brodiei'' ...

'' * ''

Aeger macropus ''Aeger'' is a genus of fossil prawns. They first occur in the Early Triassic ( Paris biota), and died out at the end of the Late Cretaceous. A total of 21 species are known. Species * '' Aeger brevirostris'' * '' Aeger brodiei'' * ''Aeger eleg ...

'' * ''

Aeger marderi ''Aeger'' is a genus of fossil prawns. They first occur in the Early Triassic ( Paris biota), and died out at the end of the Late Cretaceous. A total of 21 species are known. Species * '' Aeger brevirostris'' * '' Aeger brodiei'' * ''Aeger eleg ...

'' * ''

Aeger muensteri ''Aeger'' is a genus of fossil prawns. They first occur in the Early Triassic ( Paris biota), and died out at the end of the Late Cretaceous. A total of 21 species are known. Species * '' Aeger brevirostris'' * '' Aeger brodiei'' * ''Aeger eleg ...

'' * ''

Aeger robustus ''Aeger'' is a genus of fossil prawns. They first occur in the Early Triassic ( Paris biota), and died out at the end of the Late Cretaceous. A total of 21 species are known. Species * '' Aeger brevirostris'' * '' Aeger brodiei'' * ''Aeger eleg ...

'' * ''

Aeger rostrospinatus ''Aeger'' is a genus of fossil prawns. They first occur in the Early Triassic ( Paris biota), and died out at the end of the Late Cretaceous. A total of 21 species are known. Species * '' Aeger brevirostris'' * '' Aeger brodiei'' * ''Aeger eleg ...

'' * ''

Aeger spinipes ''Aeger'' is a genus of fossil prawns. They first occur in the Early Triassic ( Paris biota), and died out at the end of the Late Cretaceous. A total of 21 species are known. Species * '' Aeger brevirostris'' * '' Aeger brodiei'' * ''Aeger eleg ...

'' * ''

Aeger straeleni ''Aeger'' is a genus of fossil prawns. They first occur in the Early Triassic ( Paris biota), and died out at the end of the Late Cretaceous. A total of 21 species are known. Species * '' Aeger brevirostris'' * '' Aeger brodiei'' * ''Aeger eleg ...

'' * '' Aeger tipularius''

References

Dendrobranchiata Prehistoric Malacostraca Prehistoric crustacean genera Jurassic crustaceans Mesozoic arthropods of Europe Middle Triassic genus first appearances Late Cretaceous genus extinctions {{Dendrobranchiata-stub