Rattus hoogerwerfi, Chasen, 1939

Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Muridae, Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona: Lynx Edicions, pp. 536-884 : 837

publication ID	https://doi.org/ 10.5281/zenodo.6887260
DOI	https://doi.org/10.5281/zenodo.6828074
persistent identifier	https://treatment.plazi.org/id/1E30E275-34CE-FF7F-E15E-2DEA73F3845F
treatment provided by	Carolina
scientific name	Rattus hoogerwerfi
status

Treatment

680. View Plate 54: Muridae

Hoogerwert’s Sumatran Rat

Rattus hoogerwerfi View in CoL

French: Rat de Hoogerwef / German: Hoogerwerf-Ratte / Spanish: Rata de Sumatra de Hoogerwerf

Other common names: Atjehan Moutain Rat, Hoogerwerf’s Rat

Taxonomy. Rattus hoogerwerfi Chasen, 1939 View in CoL ,

Blang Kedjeren, 2900 ft (= 885 m), Gunung

[euser, Aceh, western Sumatra, Indonesia.

Phylogenetic placement of R. hoogerwerfi

in Rattus is uncertain, although it might

be related to R. korinchi and R. baluensis . Monotypic.

Distribution. Highlands of Mt Leuser, NW Sumatra. View Figure

Descriptive notes. Head-body 165-196 mm, tail 210-257 mm, ear 19-26 mm, hindfoot 36-39 mm; weight 113-153 g. Hoogerwerf’s Sumatran Rat is medium-sized and distinctive, with very soft and long pelage. Dorsum is dark ocherous buffish brown, with many black guard hairs and gray underfur, lighter on sides and blending into ventral pelage. Venteris rufous buff. Juveniles are dullerbrown in color. Feet are thinly covered in short dark brown hair, with silvery hairs around bases of claws. Ears are brown; vibrissae are long and black. Tail is ¢.130% of head-body length, dark brown for basal one-half, and white for distal one-half. Skull is gracile and flat. There are four pairs of mammae: one post-axillary, one abdominal, and two inguinal.

Habitat. Upper montane moss forest and exposed forested heath at elevations of 2500-3000 m.

Food and Feeding. No information.

Breeding. No information.

Activity patterns. No information.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Vulnerable on The IUCN Red List. There are no known threats to Hoogerwerf’s Sumatran Rat, but habitat loss and destruction potentially affect it. It is found in Gunung Leuser National Park and might be more widely distributed in western Sumatra. Additional research is needed to fully understand its distribution, natural history, taxonomy, and conservation threats.

Bibliography. Clayton (2016e), Miller (1942), Musser & Carleton (2005), Musser & Newcomb (1983).

Figures

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Aceh Rat (Rattus blangorum), 679. Enggano Island Rat (Rattus enganus), 680. Hoogerwert’s Sumatran Rat (Rattus hoogerwerfi), 682. Mentawai Archipelago Rat (Rattus lugens), 683. Gag Island Rat (Rattus nikenu), 684. Simalur Archipelago Rat (Rattus simalurensis), 685. Malaysian Field Rat (Rattus tiomanicus), 686. South-western Xanthurus Rat (Rattus bontanus), 687. Hoffmann’s Sulawesi Rat (Rattus hoffmanni), 688. Koopman' ’ s Peleng Island Rat (Rattus koopmani), 689. Marmoset Xanthurus Rat (Rattus marmosurus), 690. Lampobatang Sulawesi Rat (Rattus mollicomulus)