10 Gen. Sub. 
GENERAL SUBJECTS. 
Morselli, E. [See Beccari, O.] 
Nature, Letters to, vol. xliii. G. J. Romanes, pp. 197-198, 489-490, 582, 
& 583. G. Henslow, pp. 490 & 581-582. T. D. A. Cockerell, 
p. 533. R. Meldola, pp. 557-558. 
Nature, Letters to, vol. xliv. R. Meldola, pp. 7, 28-29. G. J. Romanes, 
pp. 28 & 55. J. T. Gulick, pp. 29-30. G. Henslow, pp. 55-56. 
A. R. Wallace, pp. 518-519. M. M. Hartog, pp. 613-614. 
Nature, Letters to, vol. xlv. D. Syme, pp. 30-31. A. R. Wallace, 
p. 31. E. B. Poulton, pp. 52-53. E. B. Titciiener, p. 53. F. E. 
Beddard, p. 78. A. H. Trow, pp. 102, 175-176. M. Hartog, pp. 
102-103. G. Henslow, p. 198. E. B. Poulton, pp. 174-175. W. L. 
Distant, p. 175. 
Osborn, H. F. Are Acquired Yariations Inherited ? Am. Nat. xxv, 
pp. 191-216. 
“ It follows as an unprejudiced conclusion from our present evidence, 
that upon Weismann’s principle we can explain Inheritance, but not 
Evolution ; while with Lamarck’s principle and Darwin’s Selection prin- 
ciple we can explain Evolution, but not, at present, Inheritance.” 
Osborn, H. L. Heredity : its Part in Organic Evolution. Am. Micr. 
J. xii, pp. 109-111. 
Plateau, F. Les Myriopodes marins et la resistance des Arthropodes a 
respiration aerienne a la submersion. J. de l’Anat. Phys. xxvi, pp. 
236-269. Cf. Arch. Sci. Nat. xxv, pp. 132-134. 
The power of terrestrial Geophili, &c., in resisting evil effects of 
immersion. It is a general power of abranchiate Arthropods to resist 
asphyxia for a long time. 
Ryder, J. A. An Attempt to Illustrate some of the primary Laws of 
Mechanical Evolution. P. Ac. Philad. 1891, pp. 62-70. 
Schwalbe, G., & Pfitzner, W. Yarietiiten-Statistik und Anthropo- 
logie. Anat. Anz. vi, pp. 573-590. 
Simroth, H. Die Entstehung der Landthiere. Ein biologische Ver- 
such. Leipzig : 8vo, viii & 492 pp., 254 figs. 
Trotter, S. Effect of environment in the modification of the bill 
and tail of birds. P. Ac. Philad. 1891, pp. 118 A 119. 
Urech, F. Beobachtungen fiber die verschiedenen Schuppenfarben und 
die zeitliche Succession ihres Auftretens (Farbenfelderung) auf den 
Puppenflfigelchen von Vanessa urlicce und Io. Zool. Anz. xiv, pp. 
466-473. 
Yarigny, H. de. Contribution exp6rimentale a l’etude de la croissance. 
C.R. cxii, p. 1380. 
Dwarf forms of Lynimea stagnalis due to want of space in which to 
move about. 
