Robert Bennett Bean 



327 



CoDstant. 



M. hiit!/us capitis: 

 A. cervicalis ascendeus. 



Ta. cervicalis profu 

 Constant -j _^ princeps cervici 



Frciivient . 



Occasional . 



Rare. 



.1/. siilcniua capitis, and crrricis: 



ofunda. Through complexus M. 

 s. Many small hranches. 



[n. ascendens transversa colli. Several medium branches 

 i between M. splenii and trapezius. 



A. cervicalis superflcialis. Several medium branches be- 

 tween M. splenii and trapezius. 



A. cervicalis ascendens. Branch through above fifth ver- 

 tebra takes the place of A. cervicalis profunda. 



J/, semispinalis capitis and lonyissimus capitis {complexus, and trachcio mastoid): 



A. cervicalis profunda. Many medium branches beneath 



the muscles. 

 A. princeps cervicis. Many medium branches beneath the 



muscles. 

 A. vertebralis. Many medium branches Ijeneat'.i the 



muscles. 

 R. ascendens transversa colli. Around edge of splenii, or 

 through them. 

 ^A. cervicalis superflcialis. Around edge of splenii, or 

 "^ through them. 



A. cervicalis ascendens. Branch through above fifth ver- 

 tebra takes the place of A. cervicalis profunda. 



Constant. , 



Frequent. 

 Occasional 

 Rare 



J/, semispinalis cervicis, and longissimus cervicis: 



A. cervicalis profunda. Small branches. 



Constant -S ^ intercostalis suprema (R. dorsalis). 



Frequent R. ascendens transversa colli. Small branches. 



Tr. descendens transversa colli. Small branches. 



Occasional J A. cervicalis superflcialis. Small branches. 



I A. cervicalis ascendens. Small branches. 



J/, spinalis cervicis, and iliocostalis cervicis: 

 Constant A. intercostalis suprema (R. dorsalis). 



[ R. descendens transversa colli. Small branches. 

 Occasional -| A. cervicalis superflcialis. Small branches. 



I A. cervicalis ascendens. Small branches. 



J/, mitlti/idtis spina, interspinw, and intertransversw : 



Constant. 



A. mammaria interna. 



A. vertebralis. 



.\. cervicalis iirofiinda. 



jy. diaphraijnta : 



A. mammaria interna. 



M. rectus ahdniiiinis: 



