PrateE III. 
Fic. 1. Muscles oF THE PosTERIOR EXTREMITY OF ALLIGATOR 
MISsSISSIPPIENSIS. LEFT SIDE, VENTRAL (PLANTAR) SURFACE. 
Fic. 2. THE SAME, DorsAL AND LATERAL SURFACES. 
Fic. 3. A. MISSISSIPPIENSIS; THE TENDONS OF THE FLEXOR TIBI- 
ALIS MUSCLE IN THEIR RELATION TO THE GASTROCNEMIUS 
Muscite. Ricut Lec, INNer SurFAcE. (FIGs. 1-3 
from Bronn, after Gadow.) 
amb, ambiens; cap, ext, gastr, external head of gastrocnemius; cap, int, gastr, in- 
ternal head of gastrocnemius; cd, fm, caudali-femoralis; cd, il, fem, caudi-ilio- 
femoralis; ex, il, tb, extensor ilio-tibialis; ext, 1 (long), dig, extensor longus 
digitorum; jf, tb, ext, flexor tibialis externus; ff, tb, int, flexor tibialis internus; 
fm, tb, femoro-tibialis; il, cd, ilio-caudalis; il, cost, ilio-costalis; il, fib, ilio- 
fibularis; il, fm (il, f), ilio-femoralis; il, s, cd, ilio-sacro-caudalis; is, cd, ischio- 
caudalis; is, f, ischio-femoralis; 0b, ext, obliquus externus; b, cd, pubi-caudalis; 
pb, is, tb, pubi-ischio-tibialis; pb, 1b, pubi-tibialis; peron, ant, peroneus an- 
terior; peron, post, peroneus posterior; », is, f, ext. pubi-ischio-femoralis 
externus; p, is, f, int, pubi-ischio-femoralis internus; p, is, f, post, pubi- 
ischio-femoralis posterior; gudr, 1b, quadratus lumborum; rect, rectus abdo- 
minis; tb, ant, tibialis anticus; lib, post, tibialis posticus; trans, transversus 
abdominis; tr, per, transversus perinei; m, post, il, posterior border of ilium; 
ob, foramen in pubis for the obturator nerve; o, il, ilium; o, ts, ischium; 
v, pb, pubis; o, cl, cloacal bone; pr, 1, pb, lateral process of pubis; 9r, tr, trans- 
verse process; sp, ant, il, anterior spine of ilium; Sy, », symphysis pubis; 
Sy, is, symphysis of ischium; 4b, is, tubercle of ischium. 
