Fig. 2. Longitudinal horizontal section of penis of Fin whale. 



a. Terminal cone. g. Crus corporis cavernosi. 



b. Retractor penis muscles (cut). /;. Triangular ligament. 



c. Corpus spongiosum urethrae. i. Bulbo-cavernosus muscle. 



d. Shaft of corpus cavernosum penis. /. Interpelvic ligament. 



e. Pannicular sheath of penis. k. Rectum. 

 /. Ischio-cavernosus muscle. 



A, B, C, D, E, F, G, H and /. Levels of transverse sections in Fig. 4. 



