56 



ANATOMY OF THE WOOD EAT 



In Teonoma this muscle is better developed than in 

 either of the other subgenera. 



loTJ^s. dorsi lat— 



lon^isdorsi lit. 



'i! — eras 



•13* RIB- 



f)' :rli — <{\X2A. laimb. 



—lon§ls. dorsi intd, 

 — multliid. sp'mie. 



lllicus — 



eid'i'ns.caudae lit- 



longii. iorsl — jf- if 



I .';-: 



INNOMINKTE — \~ 



— eitetvs.cauiafi -mtSL. 



crtejvicaAidaL£.bi^-«i'|i 



-psoas Tnliior 



-psoaus m^Lgnui 



-flex.tiu.dAe"brev. 



-abAu.t. caadae Irttern. 



>abduc. ca.aia.e exteru 



—Ilex, ciadax lo-ng. 



Fig. 12. Lumbar, sacral, and anterior caudal muscles of the vertebral 

 region of Homodontomys. A, Supra vertebral muscles (a representing deep 

 lumbodorsal fascia, cut). B, Subvertebral muscles. 



M. extensor caudae lateralis (figs. 6, 7, 12) is the 

 caudal continuation of the longissimus dorsi mediahs. Its 



