On an Appendage of the male Leucarctia acraea.I([vi.ag occasion reeent]y to examine t}m m]e enitMia t}fis species, I wgs surprised, on pressin fhe abdomen forcibly to show the parts, to see project rom 5cfween the lower o the hom E Base o the claspers and the ap of skin whic5 most st,eees is closely dherent to if, two ]ong, singular wieh believe have not beore been notlee.
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Harold Morrison (1874) studied this question.
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