''Gromphadorhina'' is one of several roach genera in the tribe

Gromphadorhini Gromphadorhini is a Tribe (biology), tribe of large, flightless, wood-inhabiting cockroaches comprising 20 known species in 6 gener all but one from the island of Madagascar; the one exception being from Europa Island just off the coast of Madag ...

, all from the island of

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 ...

. It is one of several genera known collectively known as hissing cockroaches, and common in the pet trade. In the older literature, the name is sometimes misspelled as "Gromphadorrhina”

As pets

All four ''Gromphadorhina'' species are widely kept as exotic pets, where the most well-known species is the

Madagascar hissing cockroach The Madagascar hissing cockroach (''Gromphadorhina portentosa''), also known as the hissing cockroach or simply hisser, is one of the largest species of cockroach, reaching at maturity. They are native to the island of Madagascar, which is off ...

, (''G. portentosa''), though this is debatable as at least two other species in the genus are commonly confused with it; '' G. oblongonota'' and '' G. picea''.Delfosse, E. (2004) Les blattes souffleuses de Madagascar. Insectes 153: 19-22.

References

Cockroach genera Endemic fauna of Madagascar {{cockroach-stub