''Ifasya'' is an extinct genus of

prawn Prawn is a common name for small aquatic crustaceans with an exoskeleton and ten legs (which is a member of the order decapoda), some of which can be eaten. The term "prawn"Mortenson, Philip B (2010''This is not a weasel: a close look at nature ...

. It contains the species ''Ifasya madagascariensis'' and ''Ifasya straelini'', and was named in 1995 by Alessandro Garassino and Giorgio Teruzzi. It existed in

Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...

during the

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

period.

References

Penaeidae Triassic crustaceans Prehistoric animals of Madagascar Fossil taxa described in 1995 {{Dendrobranchiata-stub