CONTRIBUTIONS FROM THE BERMUDA BIOLOGICAL 

 STATION FOR RESEARCH. (Continued.) 



51. CROZIER, W. J. On the Immunity Coloration of some Nudibranchs. Proc. Nat. 



Acad. Sci., 3 (12) : 672-675. Dec., 1916. 



52. ABET, L. B. The Sensory Potentialities of the Nuclibranch ' Rhiuophore.' Anat. 



Record, 11 (6) : 514-516. Jan., 1917. 



53. CROZIER, W. J. Studies on Arnphioxus by E. L. Mark and W. J. Crozier. I. 



The Photoreceptors of Amphioxus. Anat. Record, 11 (6) : 520. Jan., 1917. 



54. PABKER, G. H. The Movements of the Tentacles in Actinians. Jour. Exp. Zool., 



23 (1) : 95-110. Jan., 1917. 



55. PABKER, G. H. Pedal Locomotion in Actinians. Jour. Exp. Zool., 33 (1) : 111- 



124. Jan., 1917. 



56. JORDAN, II. Rheotropism of Epinephelus striatus Bloch. Proc. Nat. Acad. Sci., 



S (3):157-159> . Mar., 1917. 



57. CROZIER, W. J. The Nature of the Conical Bodies on the Mantle of Certain 



Nudibranchs. Nautilus, 3O (9) : 103-106. Jan., 1917. 



58. WALTON, A. C. A Case of Regeneration in Panulirus argus. Amer. Nat., 51 



(605) : 308-310. May, 1917. 



59. CROZIER, W. J. On the Periodic Shoreward Migration of Tropical Nudibranchs. 



Ainer. Nat., 51 (606) : 000-000. June, 1917. 



60. WODEHOUSE, R. P. Direct Determinations of Permeability. Jour. Biol. Chein., 



39 (3) : 453-458. Apr., 1917. 



61. CROZIER, W. J. Occurrence of a Holothurian new to Bermuda. Ann. Mag. Nat. 



Hist., 10 (113): 000-000. 



62. CROZIER, W. J. On the Pigmentation of a Polyclad. Proc. Amer. Acad., 53 



(11) : 725-730, 1 pi. May, 1917. 



63. POPE, P. H. The Introduction of West Indian Anura into Bermuda. Bull. Mus. 



Comp. Zool., 61 (6) .-117-131, 2 pis. May, 1917. 



