XXI
. Kmçur, Selection from the physiological and horticultural papers
published by the A. Knight, 1841.
. Koworacxa (B.), 1908, Die Gestaltungsvorgänge der in verschiedenen
Entwicklungsstadien zentrifugierten Froschkeime ( Bull. intern.
Acad. Se., Cracovie, 1908, p. 689-741, 3 pl.).
. Le Bey pe Brun, Sur les solutions salines (Recueil des (ravaux chi-
miqnes des Pays-Bas, t. XIX, 1900 et t. XXIIT, 1904).
. Le (Frank-R.), 1908, On the Specific Gravity of the Constituent
Parts of the Egg of Chaetopterus and the Effect of Centrifuging on the Polarity of the Egg. (Amer. Soc. Zool.), Science, n.s., vol. XXVII, p. 905-906. (Polar and concentric organisation of ground substance determining axis of development. Only temporarily distorted by centrifuging).
1909, Karyokinetic Figures of Centrifuged Eggs; an Experimental Test of the Center of Force Hypothesis (Biol. Bull., vol. XVII, p. 101-119, 7 fig.).
1909, Polarity and Bilaterality of the Annelid Egg. Experiments with Centrifugal Force (Biol. Bull., vol. AVI, p. 54-79, 9 fig.). 1909, Karyokinetic Figures of Centrifuged Egg; an Experimental Test of the Center of Force Hypothesis { Biol. Bull., vol. XVII, p. 101-119, 7 fig.).
Lyox (E.-P.), 1906, Some Results of Centrifugalizing the Eggs of
Arbacia (Amer. Journ. Physiol., vol. XV, p. 21-22. (Sepparation of egg material into 4 layers. Abnormalities of pigmentation in the pluteus).
1907, Results of Centrifugalizing Eggs. I. The specific Gravity of Eggs and the Changes in Specific Gravity Occuring during Development. IT. Effects of Centrifugalizing Unfertilized Eggs on their Development (Arch. Entw. Mech., Bd. 23, p. 151-173, 3 fig.).
. Mc Crexnox (J -F ), 1909, Cytological and Chemical Studies of Cen-
trifuged Frog Eggs (Arch. Entw. Mech., Bd. 27, p. 247-257, 2 pl.)
Chemical Studies on the Effects of Centrifugal Force on the Eggs of sea-urchin {Amer Journ. Phys., XXIIL, 1909).
1910, On the Effect of Centrifugal Force on the Frog’s Egg (Arch. Zellforsch , Bd. 5, p. 385-393, 9 fig.).
— The Development of isolated blastomères of the Frog's Egg {Amer. Journ. anat. X, 423-430, 2 fig.).
+ Mecusar (Th.-H.), Einflüss abnormaler gravitätswirsung (Arch.
Entw. Mech., XXII, 1906).
+ MorGax (T.-H.), 1902, The Dispensibility of Gravit in the Develop-
ment of the Toad's Egg (Anal. Anz., Bd, 21, p. 313-316).
— 1904, The Dispensibility of the Constant Action of Gravity and of a Centrifugal Force in the Development of the Toad's Egg (Anat. Anz., Bd. 25 À., 94-96).
— 1906, The [Influence of a Strong Centrifugal Force on the Frog's Egg / Arch. Entw. Mech., Bd. 22, p. 553-563, 2 pl.).
— 1906, The Influence of a Strong Centrifugal Force on the Frog's Egg (Arch Entw. Mech., Bd. 22, p. 553-563, 2 pl.).
— 1908, The Effects of a Centrifugal Force on the Eggs of Cumingia (Amer. Soc. Zool). Science, n. s., vol. XXVII, p. 446.
— 1908, The Location of Embryo-forming Regions in the Egg. Science, n. s., vol. XXVIIL, p. 287-288. [Cleavage planes displaced by rearrangement of visible substances trough centrifuging, but gastrula pole constantly opposite attachment funnel (micropyle?)|.
. MorGax (T.-H ) and Spooxer (G.-B.), 1909, The Polarity of the Cen-
trifuged Egg (Arch. Entw. Mech., Bd. 28, p. 104-117, 1 pl., 5 fig.).
MorGan (T.-H.), 1910, Cytological studies of Centrifuged Eggs (Journ. exper. Zoo! , vol. IX, p, 593-656, 8 pl., 21 fig. — The Effects of altering the position of the cleavage planes in Egg's with precocosius speafication (Arch. Entw. Mech., XXIX, 205-224, 2 pl.).
>. MorGax (T.-H ) and Lyon (E.-P.), 1907, The Relation of the Sub-
stances of the Egg Separated by a Strong Centrifugal Force to the Location of the Embryo (Arch. Entw. Mech., Bd. 24, p- 147-159, 2 pl.).
Payne (Fernandus), 1909, The Separated Blastomeres of Centrifuged Egg's of Arbacia (Science, n.s., vol. XXX, p. 934-935). (Separation of visible materials without influence on production of plutei).
Sasouraup et VERnes (A.), 1910, Nouveau procédé de filtration par centrifugation /C. À. Soc. Biol., Paris, t. LXIX, p. 620-621).
. Scæmipr (Ernst-Willy), Das verhalten von Spirogyrazellen nach ein-
wirkung hoher zentrifugalkräfte (Berichte et deutsch. bot. ges, XXXII, 35).
Srooner (Georgina-B.), 1911, Embryological studies with the centrifuge (Journ. exper. Zool., vol. X, p, 23-49, 13 fig.).
Tuenius (O.), 1905, Eine neue Centrifuge mit hoher Tourenzahl und zuverlässigen Tourenzähler (Berlin. klin. Wochenschr , Jahrg. 42, p. «593-1595; 3 fig.).
WerzeL (G.), 1904, Zentrifugierversuche an unbefruchteten Eiern von Rana fusca { Arch. mikr. Anat., Bd. 63, p. 636-642, 6 fig.).
Wurrney (David-Day), 1909, The Effect of a Centrifugal Force upon the Development and Sex of Parthenogenetie Egg's of Hydatina senta (Journ. exper. Zool., vol. VI, p. 125-146, 1 pl., 5 fig.).
Wicciax (Theodore-Richard), Note on the Efficiency of Centrifugal Purification (Reprinted from the Journal of the American Chemical Sociely, vol XXVII, n° 2, February 1905).
— The use of the centrifuge {Reprinted from the Journal of the American Chemical Society, vol. XXX, n° 1, January 1908).
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