1902 - 3 .] Abdominal Viscera of Cercocebus fuliginosus, etc. 541 
right central, left central, and left lateral lobes, not in contact with 
the stomach, is related to the small intestine. 
Fig. 3. Cercocebus fuliginosus . — Outlines of the kidneys to show 
their relative position in the abdomen. Liv., area for liver ; pan., 
area for pancreas; Duo., area for duodenum; A.C., area for the 
ascending colon; Sp., area for spleen; Col., area for colon; R. 
Adr. and L. Adr., outlines of the right and left adrenals. 
Fig. 4. Lagothrix humboldti . — Outline of liver as seen from the 
cephalic aspect. 
Fig. 5. Lagothrix humboldti . — Outline of the liver as seen from 
the visceral surface. 
The same lettering is used as in figs. 1 and 2, with the addition 
of : — p., line of attachment of peritoneum ; r. d-l.f ., right dorso- 
lateral fissure. 
The colon is related to that part of the visceral surface not 
accounted for in fig. 5. 
Fig. 6. Cercocebus fuliginosus . — Diagrammatic transverse section 
through the abdomen to illustrate the arrangement of the 
peritoneum. 
A., part of the colon referred to as A in the text ; A.C., ascend- 
ing colon; S.I., small intestine; R.K., right kidney; L.K., left 
kidney; 1, great omentum ; 2, mesocolon; 3, mesentery. 
REFERENCES TO LITERATURE. 
(1) Wurmb, Mem. Soc. Batav. (mentioned by Flower). 
(2) Otto, A. W., “Ueber eine neue Affen-Art den Cercopithecus (?) 
leucoprymnus ,” Nova Acta Acad. Caesar , vol. xii., 1825. 
(3) Owen, R., “ On the Stomach and Caecum in two Species of 
Douc ( Semnop ithecus entellus and S. fascicular is) Proc. 
Zool. Soc. Lond ., 1833, p. 74. 
Ibid., “ On the Sacculated Form of Stomach as it exists in 
the genus Semnopithecus,” Trans. Zool. Soc. Lond., vol. i. 
p. 65, 1835. 
Ibid., “ On the Stomach of Semnopithecus maurusf Proc. 
Zool. Soc. Lond., 1834, p. 6. 
Ibid., “Description of the Stomach of Colobus ur sinus f 
Proc. Zool. Soc. Lond., 1841, p. 84. 
(4) Martin, “Observations on the Proboscis Monkey ( Simia 
nasalis ),” Proc. Zool. Soc. Lond., 1837, p. 70. 
(5) Huxley, T. H., “The Structure and Classification of the 
Mammalia,” Medical Times and Gazette, 1864, vol. i. 
(6) Flower, W. H., “On the Comparative Anatomy of the Organs 
of Digestion of the Mammalia,” Medical Times and 
Gazette , 1872, vols. i. and ii. 
