LEMMUS 201 



Goat, Rabbit, Shrews, Mice and Voles. No trace of a Lemming 

 was found, and Harle concludes that the " mummies " described 

 by Barrett-Hamilton certainly did not come from Portugal. 

 (Haele, Bull. Soc. gcol. France, 1909, p. 85, and Commun. 

 Comm. Serv. Geol. Portugal, 8, 1910-11, pp. 52, 81.)] 



2. Lemxnus obensis Brants. 

 (Synonymy under subspecies.) 



Range. — Northern Europe and Asia, from the eastern shore 

 of the White Sea eastwards to Kamtschatka and the shores 

 of the Sea of Okhotsk ; northwards to the islands of Waigatsch, 

 Novaya Zemlya, and the New Siberian Archipelago; southern 

 limits of range unknown. 



Characters. — Essential external, cranial, and dental characters 

 as in L. lemmus. Colour pattern normal or subdued; upper 

 surface nearly uniform dark reddish or yellowish-brown, often 

 with a rather well-defined black median stripe extending back- 

 wards from the top of the head for a variable distance along the 

 spine, and with a less obvious blackish streak, on each side, 

 extending from the tip of the muzzle backwards over the eye 

 to the ear. Flanks more or less tawny or ochraceous. Under 

 surface whitish or yellowish darkened by the slaty bases of the 

 hairs. Hands, feet and tail usually palhd ; tail indistinctly 

 bicoloured, brownish above, bufly below. 



2a. Lemmus obensis obensis Brants. 



1779. Mus lemmus Pallas, Nov. Sp. Quadr. Glir. Ord., p. 186. 



1811. Myodes lemmus var. minor Pallas, Zoogr. Rosso- Asiatica, 1, 



p. 173. 

 1827. Myodes obensis Brants, Gas. d. Muizen, p. 55; Middendorff, 



Sibirische Reise, 2, Th. 2, p. 99, 1853. 

 1822. Lemmus norvegicus var. A, Desmarest, Mammal., pt. 2, p. 287. 

 1825. Hypudceus migratorius Lichtenstein, Eversmann's Reise, p. 123. 

 1924. Lemmus obensis bungei, Vinogradov, Ann. Mag. N.H., [9], 14, 



p. 186 (Nomen nudum; mouth of the Lena River). 



Type. — Unknown. 



Type locality. — Mouth of the Obi River, Siberia. 



Range. — Northern Europe and Asia from the eastern shores 

 of the White Sea, eastwards to N.E. Siberia. 



Characters. — Summer pelage (June to September) : — Fur 

 dense, rather harsh, attaining a length of about 20 mm. on back. 

 General colour of back dark reddish-brown, produced by the 

 reddish and yellowish tips of the longer hairs mixed with com- 

 paratively scanty dark brown and black hair-tips and much 

 darkened by the slaty hair bases. Upper surface of head duller 

 and greyer, clothed by shorter white-tipped and blackish hairs. 

 Mid-dorsal stripe present and more or less well defined, extending 

 from the muzzle over the forehead to the region immediately 

 V.L. p 



