Hatt's thicket rat (''Thamnomys major''), is a species of thicket rat indigenous to the northern slopes of

Mount Karisimbi Mount Karisimbi is an active stratovolcano in the Virunga Mountains on the border between Rwanda and the Democratic Republic of Congo. At , Karisimbi is the highest of the eight major mountains of the mountain range, which is a part of Albertine ...

, an inactive volcano in

North Kivu North Kivu (french: link=no, Nord-Kivu) is a province bordering Lake Kivu in the eastern Democratic Republic of the Congo. Its capital is Goma. North Kivu borders the provinces of Ituri to the north, Tshopo to the northwest, Maniema to the s ...

(Nord-Kivu) province of the

Democratic Republic of the Congo The Democratic Republic of the Congo (french: République démocratique du Congo (RDC), colloquially "La RDC" ), informally Congo-Kinshasa, DR Congo, the DRC, the DROC, or the Congo, and formerly and also colloquially Zaire, is a country in ...

(DRC). Since the species is identifiable only via the

holotype A holotype is a single physical example (or illustration) of an organism, known to have been used when the species (or lower-ranked taxon) was formally described. It is either the single such physical example (or illustration) or one of sever ...

, its exact distribution is indeterminable. Contemporary analysis suggests a 'significant' difference in the size of the holotype and '' T. kempi'', where the former also exhibits molar features atypical of the later. Yet other specimens collected from the slopes of Mount Karisimbi, rats that Hatt had considered as examples of ''T. major'', were subsequently described as consistent with ''T. kempi''.

References

{{Taxonbar, from=Q646594 Thamnomys Mammals of the Democratic Republic of the Congo Rodents of Africa Mammals described in 1934 Endemic fauna of the Democratic Republic of the Congo