0}' Red Particles of the Mammiferoiis Animals. 109 



l-34.29th, l-3368th, l-3309th, and l-3200th. Extreme dia- 

 meters l-iOOOth and l-3000th, though a very few considerably 

 smaller might be seen in the serum. Blood from a vein of 

 the fore arm. 



77. Hoolock Gibbon, [Hylohates scyrites,) nearly full- 

 grown female. Most frequent size of the corpuscles 1- 3200th, 

 but very variable from 1 -4570th to 1 -2782nd of an inch. 

 Blood from the left ventricle, dried, three days after death. 



78. White Whiskered Gibbon, [Hylobates ?) a 



male, about two-thirds grown. Most frequent diameters of 

 corpuscles l-S4-28th and l-3200th. Extreme sizes I -45 70th 

 and l-2900th. In serum l-'iOOOth common ; in weak saline 

 solutions still smaller, and many of the edges swelled and 

 punctured, so as to form a very remarkable triangular or qua- 

 drangular depression in the centre of the disks. Blood from 

 the left ventricle of the heart. 



I am informed by Mr. Ogilby that this is a new species 

 of Hylobates. 



79. Magot or BarbaryApe, [Pajyio sylvamis), l-34'28th 

 and l-3200th most frequently. Extreme sizes l-4570th and 

 l-2900th. Blood from the aorta and vena cava. 



80. Rhesus Monkey, [Macacus rhesus,) a young male. 

 Corpuscles very variable in size, l-3200th very common; 

 extreme diameters 1 -4000th and l-2666th of an inch. Blood 

 from left ventricle of the heart. 



81. Toque or Chinese Bonnet Monkey, [Macacus radiatus), 

 a male, about two-thirds grown. l-3600th and l-8200th 

 common size of the corpuscles. Blood from the left ven- 

 tricle. 



82. Black Ape, [Macacus niger,) full-grown male. Most 

 common diameter of the disks l-3554th of an inch ; extreme 

 sizes l-4572nd and 1 -2965th. Blood from right ventricle. 



83. Hare-lipped Monkey, [Macacus cynomolgus,) full- 

 grown male. Most common diameter of the disks ] -3429th 

 of an inch; extreme sizes l-l'SOOth and l-2666th. Blood 

 from the renal vein. 



84. Pigtailed Monkey, [Pcqno nemestrinus,) a female two- 

 thirds grown. Most common diameter of disks l-3329th and 

 l-3555th. Extreme sizes l-4570th and l"2900th of an inch. 

 Blood from the portal vein, from the coronary veins, and from 

 the right ventricle. 



85. Jacchus Monkey, [Jacchus vulgaris,) adult male. Four 

 measurements of three or four in a row, gave the following 

 diameters of each disk : l-3552nd, l-3554th, l-3693rd, and 

 1 -3555th. Extreme diameters l-4570th and l-3000th. 

 Blood from a prick of the tail. 



