Jl'4 MKIJISTIC VARIATION. [I'AKT I. 



pi.-~,-nt in the species, DK BLAIXVILLE, Osteogr., Atlas, PI. xvi. /'. /. ,s 



/ 1> x. 



Variations in size of p^. 



;27o. F. pardua : /' sometimes two-rooted, as C. S. M., 360 (African); more often 



. S. M., 3(54, Ac.: many gradations between these. In B. M., 115, </ 



iinaiily lai^'e, left normal. Minute alveolus external and posterior 



mi 1> ft .-Mi- a small worn stump [? of milk-tooth] in this ahvolus. 



F. domcstica : /' twn-r-mted C. S. M. 40'J and B. M., I'll, </ ; on right side two- 



!. r_'7, -. F. catus C. S. 51. 401 and F. minuta (Borneo) B. M., 1 _'_'. i. 



i. F. caligata, see above, No. 272. T. chaus : left /'' w 

 iir size. 13. M. 131, e. F. jaguarondi, ditto, B. M. 



Absence of P l . 



In tht.- following cases it appeared that ^ hud not been 

 present. 



J7 S F. catus. Imili -ides, a cave-skull, HEXSEL, I. c. ; left side only, Caucasus, 15. M. 

 1 1 i:;. in : F. tigris, Mi NBBL, F. onca, both sides, B. M. 117, c ; F. manul. ditto, 

 I; M. 1 >';:;. * \ F. nebulosa, ditto, two cases [? normal for species] B. 51.; F. rubi- 

 glnosa. M.-il.-i, :(. ditto, B. 51., 185(5, a; F. chaus : both sides in domesticated 



iiii-n iViiiii India. 1!. 51.; and in B. 51. 58. 5. 4. f>9, similar specimen, this tooth is 

 -m.-ill mi left. ;il'-!-nt "ii right; F. brachyurus, absent both sides, B. 51.; F. 

 chincnsis. ii^/hi ali-i-nt, 15. 51., 70. 2. 18. 25; F. javanensis, left absent, B. 51. 1641, a 

 flint in I!. M. ]:!!)'.), //, /< l is particularly large). F. domestica : in '252 skull > /'' 



lit Imth -i'li-s t; times, and one side, once (in 2 cases anterior deciduous tooth 

 ri-iiri-ii< .I mi Imtli -id-> in u]i|i.-r jaws of adults) HEXSKL, /. c. p. 552; in 3H skulls 

 - 11 l.y mi. /-' :ili~. nt Imtli sides, 2 cases; right side in one case (5Ianx, C. S. 51., 



I'JS. A). 



Iii thr following species the absence of ]^ was so frequent as to call 



fur ^pci-ial not iff. 

 071, Cynaelurus jubatus : of 8 skulls 3 (2 African) were like Cat, 



li.-iviiiLC /'' ''"tli sidfs : y 1 ,-ilisfnt lioth sides, 3 cases, B. M., 135,^/1 



.UK! C. >. M. : I, -ft /-' absent, n\ f lit very small, C. S. M., 441; ri^l'it 



p absent [?]. I'.. .M., L35, c. 

 I'so. F. caracal: oul of 8 skulls only 4 had any indication that p 1 



iniu'lit have liffii present, and in these it was doubtful. 

 _'M. Lynx: ut' Lynxes of possibly different spcfics, 17 skulls have no p^, 



a .-skull inai-kfd "Lynx borealis," 1!. M., lL'30, a has a small, worn stump 



a- /'' on each side. 



2 si'. F. pajeros ( pampana), Chili: i' skulls only known to HKXSEL, 

 '. c., l.otli without p\ 'I'l'is tooth absent in B. M. 126 and 126, c; but 

 in uiif sjiffinifii seen, ri^ht y' absent but left /^ of good size. 



]''i/-tni/ division (?) of lower premolar. 



Two cases ivl.-it.- to this subject. The first lower ])reinolar 

 "t FelidaB is a two-rooted tooth of well-known form. In the first 

 of tin- toll, .\\in-- cases it boiv an extra talon and root; in the 

 sffond tli.'iv \\.-is a Mnall t-xtra root ,,n the internal face. (Cp. 

 C. vulpes, No. -2'-\d) 



P. tiglii: anterior right Lower premolar has a thin supernumerary 

 root on intfi-nal uide of' thf tooth at the level between the two normal 

 roots. Thi> loutli iii f-.i-m iv-fiiiblfd a niilk-farnassial to some extent, 

 but it was ft-rtainly not one of the normal milk-ti-eth. C. S. M., 333. 



