. A history of British mammals . British Microiincr (Skins) ;(i) Murolus htrtus; (2) M. agrestis negUcius; (3) -I/. orcaJeiisis; (4) ./. agreslts exsu/. THE ORKNEY GRASS MOUSE 459 and without any antero-external process; the inter-parietal is slightlymore reduced, the supra-tympanic fossae being much more extensivelaterally. The jugals and m^ are as in o. orcadensis. For dimensionsand cranial measurements, see tables at pp. 462-3. (2) M. orcadensis orcadensis (Millais). 1904. MiCROTUS ORCADENSIS, J. G. Millais, Zoologist, July, 244 ; described fromSandwick, Pomona, Orkneys ; type, an old male,


. A history of British mammals . British Microiincr (Skins) ;(i) Murolus htrtus; (2) M. agrestis negUcius; (3) -I/. orcaJeiisis; (4) ./. agreslts exsu/. THE ORKNEY GRASS MOUSE 459 and without any antero-external process; the inter-parietal is slightlymore reduced, the supra-tympanic fossae being much more extensivelaterally. The jugals and m^ are as in o. orcadensis. For dimensionsand cranial measurements, see tables at pp. 462-3. (2) M. orcadensis orcadensis (Millais). 1904. MiCROTUS ORCADENSIS, J. G. Millais, Zoologist, July, 244 ; described fromSandwick, Pomona, Orkneys ; type, an old male, No. of British Museumcollection ; also, Mammals of Great Britain and Irelattd, 1905, ii., 278, pi. 47 ;Eagle Clarke and Bradley, Ann. Scott. Nat. Hist., 1905, 1-8 ; Forsyth Major,Ann. and Mag. Nat. Hist., March 1905, 323 ; Pycraft, British Museum Guide toBritish Vertebrates; Trouessart ; Miller {Catalogue). Distribution :—Pomona and possibly Shapinshay, Orkneys. Description :—In this sub-species the colour of the u


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmammals, bookyear1910