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XIV. Notes in 1886 upon lepidopterous larvce, d-c. By 

 Edward B. Poulton, M.A., F.L.S., F.G.S., 

 F.Z.S., of Jesus and Keble Colleges, Oxford. 



[Bead April 6th, 1887.] 



Plate X. 



CONTENTS. 



1. Notes upon the young larva? of Smerinthus populi, and upon the red 



spots in Smerinthus larva?. 



2. Description of an unnamed Sphinx larva from Celebes. 



3. Further observations on the protective attitude of Geometer larvae. 



4. A further account of the defensive structures of the larva of 



Dicranura vinula. 



5. Additional eversible glands in larvae. 



6. On markings which appear on larva? before pupation, and which 



correspond in position to the underlying pupal wings. 



7. Further notes upon the larva of Paniscus cephalotes. 



8. A special point in the protective attitude of the imago of Gonoptera 



liiatrix. 



9. The comparatively late emergence of female moths from the pupa. 



10. The hereditary transmission of pink tubercles on the larva? of 



Saturnia carpini. 



11. Eelation between phytophagous larva? and various species of food- 



plant. 



12. The origin of carnivorous habits in phytophagous larva?. 



13. The young larva? of Vanessa urticce and Saturnia carpini seek light. 



14. The movements of larva? guided by an appreciation of the force of 



gravitation. 



1. Notes upon the young larv^ of Smerinthus 



populi, and upon the red spots in smerinthus larvie : 



a. The markings of the young S. populi larva.- — A young 

 yellowish green larva of this species was carefully 

 examined when it was advanced in the second stage, 

 and 13 mm. long when extended at rest. It possessed 

 the red spot on two of the segments, but a description 

 of this feature will be found below. At this stage the 

 yellow marginal lines of the face terminate upwards in 



TRANS. ENT. S0C. LOND. 1887. PART III. (SEPT.) X 



