Crocidura macowi, Dollman, 1915

Russell A. Mittermeier & Don E. Wilson, 2018, Soricidae, Handbook of the Mammals of the World – Volume 8 Insectivores, Sloths and Colugos, Barcelona: Lynx Edicions, pp. 332-551 : 513

335.

Nyiro White-toothed Shrew

Crocidura macowi

French: Crocidure du Ng'iro / German: Nyiro-WeiRzahnspitzmaus / Spanish: Musarana de Nyiro

Other common names: Macow'’s Shrew, Nyiro Shrew

Taxonomy. Crocidura macow: Dollman, 1904 ,

south of Lake Rudolf (= Lake Tur- kana) , Mount Nyiro , Kenya.

Phylogenetic relationships with other Crocidura are uncertain; appears superficially similar to C. niobe . Monotypic.

Distribution. Known only from the type locality at Mt Nyiro in NW Kenya.

Descriptive notes. Head-body 68-71 mm, tail 57-58 mm, ear 8:5-9-5 mm, hindfoot 13-13-5 mm. No specific data are available

for body weight. The Nyiro White-toothed Shrew is a small shrew with dark brown dorsal pelage and grayish brown or slate gray ventral pelage. Feet are dark brown. Tail is relatively long (c.80% of head-body length), bicolored, being dark brown above and paler below, and relatively hairy, with longer bristle hairs mixed in throughout. M* is medium-sized; the talonid of M, has an entoconid and talonid basin. There are three unicuspids: the third is larger than the second.

Habitat. There is no information regarding the habitat the specimens were actually collected in, but Mount Nyiro supports Afromontane forest.

Food and Feeding. No information.

Breeding. No information.

Activity patterns. Nyiro White-toothed Shrews are terrestrial.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Data Deficient on The IUCN Red List. The Nyiro White-toothed Shrew is only known from two specimens collected over 100 years ago.

Bibliography. Churchfield & Jenkins (2013d), Dollman (1915e), Jenkins (2016b).

Figures

305. Negev White-toothed Shrew (Crocidura ramona), 306. Katinka’s White-toothed Shrew (Crocidura katinka), 307. Jackass White-toothed Shrew (Crocidura arispa), 308. Caspian White-toothed Shrew (Crocidura caspica), 309. Iranian White-toothed Shrew (Crocidura susiana), 310. Pale Gray White-toothed Shrew (Crocidura pergrisea), 311. Kashmir White-toothed Shrew (Crocidura pullata), 312. Cretan White-toothed Shrew (Crocidura zimmermanni), 313. Sicilian White-toothed Shrew (Crocidura sicula), 314. Canarian White-toothed Shrew (Crocidura canariensis), 315. West African Pygmy White-toothed Shrew (Crocidura obscurior), 316. Ivory Coast White-toothed Shrew (Crocidura eburnea), 317. Moonshine White-toothed Shrew (Crocidura luna), 318. Greenwood’s White-toothed Shrew (Crocidura greenwoodae), 319. Somali Dwarf White-toothed Shrew (Crocidura nana), 320. Bekele’s White-toothed Shrew (Crocidura afeworkbekelei), 321. Yalden’s White-toothed Shrew (Crocidura yaldeni), 322. Glass’s White-toothed Shrew (Crocidura glassi), 323. Bale White-toothed Shrew (Crocidura bottegoides), 324. Bailey’s White-toothed Shrew (Crocidura baileyi), 325. Macmillan’s White-toothed Shrew (Crocidura macmillani), 326. LLucina’s White-toothed Shrew (Crocidura lucina), 327. Thalia’s White-toothed Shrew (Crocidura thalia), 328. Guramba White-toothed Shrew (Crocidura phaeura), 329. Harenna White-toothed Shrew (Crocidura harenna), 330. Bottego’s White-toothed Shrew (Crocidura bottegi), 331. Smoky White-toothed Shrew (Crocidura fumosa), 332. Zaphiro’s White-toothed Shrew (Crocidura zaphiri), 333. Ugandan Lowland White-toothed Shrew (Crocidura selina), 334. MacArthur’s White-toothed Shrew (Crocidura macarthur), 335. Nyiro White-toothed Shrew (Crocidura macowi), 336. Ulumate White-toothed Shrew (Crocidura ultima), 337. Rainey’s White-toothed Shrew (Crocidura raineyi), 338. East African Highland White-toothed Shrew (Crocidura allex), 339. Xanthippe’s White-toothed Shrew (Crocidura xantippe), 340. Elgon White-toothed Shrew (Crocidura elgonius), 341. Fischer's White-toothed Shrew (Crocidura fischeri), 342. Peters’s White-toothed Shrew (Crocidura gracilipes), 343. Desperate White-toothed Shrew (Crocidura desperata), 344. Telford’s White-toothed Shrew (Crocidura telfordi), 345. Kilimanjaro White-toothed Shrew (Crocidura monax)

Distribution. Known only from the type locality at Mt Nyiro in NW Kenya.