Sylvisorex ollula Thomas 1913

Sylvisorex ollula Thomas 1913, Ann. Mag. Nat. Hist., ser. 8, 11: 321.

Type Locality: Cameroons, Bitye, Ja River, 2,000 feet (610 m).

Vernacular Names: Greater Forest Shrew.

Distribution: W Cameroon and adjacent Nigeria to S Cameroon, Gabon, Central African Republic, Equatorial Guinea, Republic of Congo, and Dem. Rep. Congo.

Conservation: IUCN – Lower Risk (lc).

Discussion: The largest species of the genus; discussed in some detail by Dieterlen and Heim de Balsac (1979). Querouil et al. (2003) studied the phylogeography of the species in the Congo Basin; they found little genetic differentiation between populations from SW Cameroon to W Congo. Karyotype (2n = 38, FN = 64) described by Schlitter et al. (1999). For biolgical and distributional data, see Brosset (1988), Lasso et al. (1996), and Ray and Hutterer (1996).