SHREW

Denys, Christiane, Jacquet, François, Kadjo, Blaise, Missoup, Alain Didier, Aniskine, Vladimir, Goüy de Bellocq, Joelle, Soropogui, Barré, Douno, Mory, Sylla, Morlaye, Nicolas, Violaine, Lalis, Aude & Monadjem, Ara, 2021, Shrews (Mammalia, Eulipotyphla) from a biodiversity hotspot, Mount Nimba (West Africa), with a field identification key to species, Zoosystema 43 (30), pp. 729-757 : 741

IDENTIFICATION KEY FOR SHREW SPECIES PRESENT AT MOUNT NIMBA

(abbreviations see Material and methods)

1. Tail skin naked and ringed; four pairs of maxillary unicuspids ............................. S. megalura (Jentink, 1888)

— Tail skin hairy or non ringed, three pairs of maxillary unicuspids ................................................................ 2

2. Ratio TL/HB> 1 ............................................................................................... C. muricauda (Miller, 1900)

— Ratio TL/HB <1 ........................................................................................................................................ 3

3. HB <70 mm .............................................................................................................................................. 4

— HB> 110 mm ............................................................................................................................................ 5

— HB between 70 and 110 mm ...................................................................................................................... 6

4. Ratio TL/HB <0.8 ...................................................................... C. obscurior / eburnea Heim de Balsac, 1958

— Ratio TL/HB between 0.8 and 1 ................................................................. C. douceti Heim de Balsac, 1958

5. HB> 130 mm ............................................................................................ C. nimbasilvanus Hutterer, 2003

— HB between 110-130 mm, brownish, black hairs ................................................... C. olivieri (Lesson, 1827)

6. HF> 17 mm ...................................................................................................... C. grandiceps Hutterer, 1983

— HF <17 mm ................................................................................................................................................ 7

7. Proportion of tail covered by vibrissae> 50%.; fur color brown ................................................................... 8

— Proportion of tail covered by vibrissae <50%; fur color black ............................ C. buettikoferi Jentink, 1888

8. End of tail with visible skin, spare hairs ...................................................... C. theresae Heim de Balsac, 1968

— Hair covering at end of tail .......................................................................................................................... 9

9. HF> 14 mm ................................................................................................ C. nimbae Heim de Balsac, 1956

— HF <14 mm ........................................................................................... C. jouvenetae Heim de Balsac, 1958