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Psyche 
[December 
threw out its viscid white mucous from the oral papillae to a 
distance of three inches and several thread-like strands of 
the substance also appeared from the posterior mucous 
glands. It had not been seen to do this during the week it 
Figure 2. Three successive photographs of Plieatoperipatus 
jamaicensis crawling upon a leaf. Metric beneath lower figure. 
was under observation which may lead to the conclusion 
that it did not feed, since Mme. Claude-Joseph (1928) de- 
scribes the use of this substance in the capture of prey. 
When the specimen was immersed in Bouin’s solution it was 
