422 Mr. G. T. Betlmne-Baker on 



cante, 24 ; Alcoy, Alicante, 12 ; San (Jristobal^ Minorca, 1 ; 

 Inca, Mtijorca, 6. 



Bemarks. — The yellowish form of Mus spicUegus charac- 

 teristic of the central and southern portions of Spain is 

 readily distinguishable from the clear greyish-brown animal 

 of Hungary. Skins from the Balearic Islands, while not so 

 yellow as those from the mainland, appear to be referable to 

 the same race. 



Mus spicilegus lusitanicus, subsp. n. 



IVpe.— Adult male (skin and skull) . B.M. no. 98. 2. 2. 30. 

 Collected at (!intra, Portugal, January 28, 1896, by Oldfield 

 Thomas. Original number 52. Presented by the collector. 



Characters. — Essentially as in Mus sjyicilegus spicihgus and 

 M. s. hispam'cus, but colour of upperparts a light yellowish 

 wood-brown with an evident russet tinge, the sides paler and 

 more buffy ; a narrow clear buff area on sides bordering the 

 pale cream-bufF of undirparts and accentuating the line of 

 demarcation. 



Measurements. — Type. Head and body 77 mm.; tail GO ; 

 hind foot 1G"2 ; condylo-basal lengtli of skull 19'8; zygo- 

 matic breadth 10'6 ; mandible 116 ; maxillary tooth-row 

 (alveoli) 3*6 ; mandibular tooth-row (alveoli) 30. 



Specimens examined. — Six, all from the neighbourhood of 

 Cintia. 



LV. — Descriptions of new African Lepidoptera. 

 By G. T. Bethuxe-Baker, F.L.S., F.Z.S. 



Lycaenidae. 



Oberonia trypherota, sp, u. 



cJ . Both wings white, with blackish markings. Primaries 

 with apex and termen broadly blackish, apex extending for 

 two-thirds towards the end of the cell, termen shortly invaded 

 upwards very finely with white from the tornus : secondaries 

 with a postmedian curved row of fine grey dashes, closely 

 followed by the subtermiual grey scalloped line, the scallops 

 extending into the narrow black termen, and so enclosing a 

 series of terminal black spots with white irides ; a dusky 

 patch at the apex ; fringes whitish. Underside : primaries 

 with a curved postmedian row of fine, grey, isolated, inter- 



