302 ZOOLOGY 
body the muscle fibre is unstriated, except in the case of the 
muscles attached to the jaws, where the fibres are distinctly 
striated. 
The buecal cavity, which contains the two .jaws, opens 
behind into a muscular pharynx, but 
it is continued ventrally 
somewhat behind this opening, and the recess so formed receives 
the united duct of the two salivary glands. These are glands of 
considerable size, and they extend a long way down the body, 
lying in the lateral portion of the body-cavity ; they have a 
So OF me 
Fia 
. 175.—Peripatus capensis, male, 
dissected to show the internal 
organs. x 2. After Balfour. 
. Antennae showing antennary 
nerve. 
. Oral papilla. 
31, 3! 1st, 2nd, and 10th leg of 
right side. 
. Brain and eyes. 
. Circum-oesophageal cord. 
. Ventral nerve cord of right side, 
showing the transverse com- 
missures, 
. Pharynx. 
. Stomach. 
. Anus. 
. Male generative opening. 
. Salivary glands. 
. Slime glands and reservoir. 
. Enlarged crural gland of the 
17th leg. 
144, 141°. 4th and 10th nephridia of 
right side, 
remarkable origin, since the history of their developement shows 
that they are modified nephridia, a condition of things which 
