26 



m.Ml'Al; \T1YK A N AT< >.\1 V. 



A richer hairy r, .\.-rinu lanu^n j< nfii-n m>-t with in tin- enil>rv"iii.- 

 ""inlitioii -- ;i~. r<>r instance, in tin- human i'lrtu- ilian occurs latiT ; ami this 

 fad, t..;_'eth'T with the- nrr.-i.-iMii.il appearance nf al'imi in. illy liairy individuals, 

 indicate- that at <>ne linn- man wa- distinguished hy a 1'ar iii"iv al'tuidant 

 clothing "t' hair than at the piv-eiit day. In the ii'Tinal c<>nditi"n tin- 

 and tin- An.-tralian- an- the nn-.-t hairy race-. 



When pigment is jn-csrnt. it is always situated in cells of tin- 

 Mal]>ii;liian layer; ]>articular parts, as, l^r in<taiio'. the external 

 _< -uitals (lal)ia niaj<>r:i and scrotum \ tlicanu-. t he teats, and the skin 

 i the axilla' in Man, atv especially \\x-ll ]>rovit.lecl with it. 



T|R- outer layer <>i' the derma, as may be seen by a glance at 

 Fix'. !;">, may be divided into an outer papillary and an imi'T 

 ivtirular portion. The former contains both nerves and blood- and 



Fin. 15. 



Tin;iin:n TIM: HTMAN SKIN. 



X.-, .stratum cnrm'iim : N.I/, -tr.-itmn Malpighii; (', derma: /'. /'. 31 



Cat ; A'/', nerve-papilla- ; ','/'. Vascular papill.-e ; A' ami '/. nerves ami vessels (.!' 

 the il. Tina : X/>, .v/', -w, ai udands, \\itli their .luets (^'/' l . xy't : //, liair \vitli 

 glands ( /' . 



lytnph-capillaries; tlie latter, on the other hand, becomes lost 

 \\ithoiit, any sharp boundary line in the sub di nnal connect ivc- 



tissue, :ind in the ni.ire or less strongly-developed l'att\ la\i-r 



fpannicnlus adip-isus . Si >th inn-de cl^incnts are dist I'ilnited 



througl ' the derma; they are particularly abundant in the 



BCTOl HIM fdartOE > and in t In- teats. 



The int canine n I a r\ glands are tnlie-shajied or else berry- 

 shaped or globular. The fnnner kind, which \\ e must consider as 

 the HIM- t -iii i pie and prii n it ive, include the su ea t -- la n ds and their 



modifications 7. ceruminous glands : while the latter, which are 



more highly de\e!.ipi d bistologically, aie spoken of as sebaceous 



'_: I amis. To i he lat i ' r - 1 i>up belong the already-mentioned glands 



