7 Echin. 
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1000 
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Goldfarb, A. J. Experimentally 
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to giant larvae formation, changes of 
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New York N.Y. Soc. pxper. Biol. 
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Goldfarb, A. J. The symmetry of 
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Biol. Bull. Woods Hole Mass. 32 1917 
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Goldfarb, A. J. Variability of germ 
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Grieg, J. A. Echinodermer indsamlet 
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Hague, Florence S. vide Woodward, 
A. E. 
Hawkins, H. L. Morphological 
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Hawkins, H. L. ibid. II. Th6 sunken 
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Hawkins, H. L. ibid. III. Some 
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256) pi. xvi. [07 5 ; 27 B iii c 1 ; 31 C.] 
65 
Hawkins, H. L. ibid. IV. The perig- 
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66 
Hawkins, H. L. ibid. V. The 
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xxv. [07 5 ; 31 C.] 67 
Hawkins, H. L. ibid. VI. The 
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[07 5 ; 27 B iii b 1 ; 31 C.] 68 
Heath, H. The early development 
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Herlant, M. Le mecanisme do la 
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Herlant, M. Embryogenie. Sur les 
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Hilber, V. Das Geschlecht der 
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Hilton, W. A. An interesting basket 
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Hilton, W. A. Notes on coelenteratcs 
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Hilton, W. A. Some remarks on the 
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Hilton, W. A. The central nervous 
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Hornell, J. The Indian beche-de-mer 
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Hudson, G. H. Some fundamental 
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Hudson, G. H. External structure 
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Hudson, G. II. Some structural 
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