xvi LIST OF ILLUSTRATIONS 



FIG. ^^^1^ 



20. Recognition of (Edicnemus vermictjlatus and (E. senega- 



LENSis (from Seebolim's Charadriadce) . . . 223 



21. Recognition of Cursoeius CHALCoPTERrs and C. gallicus 



(from Seebohm's Charadriadce) .... 224 



22. Recognition of Scolopax megala and S. stenura (from 



Seebolim's Cliaradriadcc) ..... 225 



23. Methona psidii and Leptalis orise . . . .241 



24. Opthalmis lincea and Artaxa simulans (from the Official 



Narrative of the Voyage of the Challenger) . . . 247 



25. Wings of Ittjna Ilione and Thyridia megisto (from Pro- 



ceedings of the Entomological Society) .... 251 



26. Mygnimia aviculus and Coloborhombus fasciatipennis . 259 



27. Mimicking Insects from the Philippin-es (from Semper's 



Animal Life) ....... 260 



28. Malva sylvestris and M. rotundifolia (from Lubbock's 



British Wild Flowers in Eelation to Insects) . . .311 



29. Lythrum salicaria, three forms of (from Lubbock's British 



Wild Floivers in Eelation to Insects) .... 312 



30. Orchis pyramidalis (from Darwin's Fertilisation of Orchids) . 314 



31. Humming-bird fertilising Marcgravia nepenthoides . 320 



32. Diagram of mean height of Land and depth of Oceans 345 



33. Geological development of the Horse tribe (from Huxley's 



American Addresses) ...... 388 



34. Diagram illustrating the Geological Distribution of 



Tlaihts {{rom "Ward's Sketch of Palaiohotajiy) . . . 402 



35. Transformation of Artemia salina to A. Milhausenii 



(from Semper's Animal Life) ..... 426 



36. Branchipus stagnalis and Artemia salina (from Semper's 



Animal Life) ....... 427 



37. Chimpanzee (Troglodytes niger) .... 454 



