WCP2476

[1]¹

Coalburgh,

West V[irgini]a

12 Nov[ember] 1873

Mr A R Wallace

The Dell, Grays,

Essex, England

Dear Sir,

I cut from one of the papers I have rec[eive]d to day, the enclosed slip, and send it to you, as I think you have called attention to similar adventures of cats and dogs, in Nature, not long since.² The route the cat would have taken [2] was wholly per Rail[?] and on three different roads and is represented thus.³

That starting from D, the animal should reach A. is very curious, whether she went across (54 miles) or around,

[Valediction illeg.] | W. H. Edwards⁴ [signature]

I suspect we have a very interesting case of dimorphism in Limenitis Proserpina⁵ Edw[ards]. But[terflies]. [of] N[orth]. A[merica].⁶ Plate. and that its other form is Arthemis.⁷ The two are found associating together, while Insula[?] is not known to me to associate with Arthemis. The size and shape is [the] same and the inside is very nearly identical in colour and pattern, differing from Insula[?]. I will follow this up next season.

W. H. E.

[4]⁸ Along with other species of Chrysobalanea [sic],⁹ Rubiacea [sic]¹⁰ &c. in a paper read before the Linnean Society but not yet published, and he arrived at the conclusion that these structures had become hereditary through the necessity of the plants adapting [1 word illeg.] to the ^{adaptation of the plant to the} [2 words illeg. struck through] ^constant parasitism of the insect but he did not recognise that the ants were of any actual service to the plant.