268 MR. E. B. POULTON ON THE PROTECTIVE [Mar. 1 , 



up, abandoned, and again taken up, but never in quite the same 

 combination or with quite the same defensive meaning. 



APPENDIX I. 



J. Jenner Weir's Diary of Observations during 1886. 



The Lizards with which the following experiments were made 

 were : — 



Lucerta viridis, two specimens, c? & 2 . 

 Lacerta agilis, two specimens, c? & $ . 

 Zootoca vivipara, one specimen, $ . 



May 31. — Lacerta viridis S seized the larva of Abraxas grossu- 

 lariata, and immediately dropped it, afterwards licking its jaws as if 

 to remove the unpleasant taste ; the 5 of the same species then 

 examined the caterpillar and rejected it. 



June 4. — Lacerta viridis ate the imago of a species of Chrysopa 

 twice during the day ; this was the more remarkable, as these insects 

 are peculiarly malodorous. 



June 9. — Lacerta viridis ate two larvae of Clisiocampa neustria, 

 but afterwards refused to eat more. 



June 1 1 . — Lacerta agilis $ after much hesitation swallowed a 

 larva of Clisiocampa neustria. 



June 12. — Larvffi of C. neustria and Porthesia similis {auriflua) 

 refused by all. 



Lacerta agilis $ ate one larva of Abraxas grossulariata. 



June 13. — The imago of Tipula oleracea eaten by § Lacerta 

 viridis. 



June 14. — Larva of Abraxas grossulariata tasted by Lacerta 

 viridis c? , and rejected. 



June 15. — Lacerta viridis cj ate Clisiocampa neustria; Lacerta 

 agilis S bit the larva of Abraxas grossulariata, but refused to eat 

 it, and afterwards rubbed his nose and mouth against the moss as if 

 endeavouring to remove a disagreeable taste. 



Cocoons of ants were eaten with avidity. 



Jvlg 1. — L. viridis, L. agilis, and Zootoca vivipara all ate Aphides. 



July 9. — Imagines of A. grossulariata refused by Lizards. 



One imago of Porthesia similis (auriflua) eaten. 



Aphides scarcely noticed. 



July 31. — Imagines of H alia wavaria and Gamptogramma hilineata 

 eaten. 



Spiders eaten greedily. 



August 2. — Imago of Abraxas grossulariata refused after having 

 been seized. 



August 6. — Lacerta agilis ate unwillingly, and L. viridis refused 

 the larvse of Pygera bucephala. 



Zootoca vivipara ate winged $ ant, but ail the Lizards refused 

 the neuters. 



August 11. — Imagines of Eristalis and of Syrphus eaten by all 

 the Lizards voraciously. 



