ON THE EXPERIMENTAL HYBRIDIZATION OF ECHINOIDS. 351 



75. Przibram, H., " Experimentelle Biologie der Seeigel," ' Bronn's Klassen und 



Ordnungen des Tler-Keichs,' 1902, vol. 2, Part 3. Leipzig. 



76. Idem, " Auszucht, Farbwechsel und Regeneration der Gottesanbeterinnen 



(Mantidffi), Part 3," ' Arch. f. Entwickl.,' 1909, vol. 28, p. 561. 



77. ScHAXEL, Julius, "Das Zusammenwirken der Zellbestandteile der Echino- 



dermen," 'Arch. f. Mikroskopische Anatomie,' 1910, vol. 7&, p. 543. 



78. Seeliger, 0., "Giebt es geschlechtlich erzeugte Organismen ohne miitterliche 



Eigenschaften ? " ' Arch. f. Entwickl.,' 1894, vol. I, p. 203. 



79. Shearer, C, De Morgan, W., and Fuchs, H. M., " Preliminary Notice on the 



Experimental Hybridization of Echinoids," ' Jom^n. Marine Biological 

 Ass.,' 1911, vol. 9, p. 121. 



80. Idem, " On Paternal Characters in Echinold Hybrids," ' Q. J.M.S.,' 1912, vol. 58, 



p. 337. 



81. Shearer, C, and Lloyd, D. J., " On Methods of Producing Artificial Partheno- 



genesis in Echinus escidentus and the Rearing of the Parthenogenetic 

 Plutei through Metamorphosis," 'Q.J.M.S.,' 1913, vol. 58, p. 523. 



82. SoRENSEN, S. P. L., 'Compt. Rend, du Lab. de Carlsberg,' 1909, vol. 8, p. 1 ; 



'Biochem. Zeitschr.,' 1909, vol. 21, p. 131. 'Compt. Rend, du Lab. 

 de Carlsberg,' 1910, vol. 9, p. 8; 'Biochem. Zeitschr.,' 1910, vol. 24, 



p. 387. 



83. Steinbruck, H., " tJber Bastardbildung zwischen Strongylocentrotiin und 



SphcBrechinits" ' Arch. i. Entwickl.,' 1902, vol. 14, p. 1. 



84. Sumner, F. B., " An Experimental Study of Somatic Modifications and their 



Reappearance in the Offspring," 'Arch. I Entwickl.,' 1910, vol. 30, 

 2nd part, p. 317. 



85. Idem, " Some Effects of Temperature upon Growing Mice and the Persistence of 



such EflTects in a Subsequent Generation," ' Am. Nat.,' 1911, vol. 45, p. 90. 



86. Teichmann, E., " Uber Furchung befruchteter Seeigeleier ohne Beteiligung des 



Spermakerns," 'Jen. Zeit. f Naturwiss.,' 1903, vol. 37, p. 105. 



87. Tennent, D. H., " The Chromosomes in Cross-fertilized Echinoid Eggs," ' Bio. 



Bull.,' 1908, vol. 15, p. 127. 



88. Idem, " The Dominance of Maternal or of Paternal Characters in Echinoderm 



Hybrids," 'Arch. £ Entwickl.,' 1910, vol. 29, p. 1. 



89. Idem, "Variation in Echinoid Plutei," ' Journ. Experimental Zool.,' 1910, 



vol. 9, p. 657. 



90. Idem, " Echinoderm Hybridization," ' Papers from Tortugas Laboratory,' 1911, 



vol. 3, No. 9, p. 119. 



91. Idern, " The Correlation between Chromosomes and Particular Characters in 



Hybrid Echinoderm Larvai," ' Am. Nat.,' 1912, vol. 46, p. 68. 



92. Idem, " The Behaviour of the Chromosomes in Cross-fertilized Echinoid Eggs," 



'Journ. Morph.,' 1912, vol. 23, p. 17. 



