CONTRIBUTIONS FROM THE BERMUDA BIOLOGICAL 

 STATION FOB RESEARCH. {Continued.) 



51. Cbosibb, W. .i. —<)n the Immunity ( !oloration of some Nudibranchs. Pi 



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;>2. Abet, L. B. —Tin' Bensory Potentialities of the Nudibranch ' Rbinophore. 1 An.it. 

 Elecord, 11 (6):614-616. Jan., 1917. 

 iozibb, W. J. — Stndlea on Amphloxus by B. L. Mark and W. J. Crosier'. I. 

 The Photoreceptors of Amphloxus. Anat. Elecord, 11 (6) : 520. Jan., 1917. 

 f>4. Pabkbb, (;. II. — The Biorements of the Tentacles in Actinians. Jour. Ex; 

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55. Parker, G. EL — Pedal Locomotion in Actinians. Jour. Exp. Zool., 99 (1) : 111- 



124. Jan., 1917. 



56. Jordan, II. — Elheotropism of Bpinephelns striatos Bloch. Proc. Nat. Ac 



3 (3) : 157-169. Mar., 1917. 



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



Nudibranchs, Nautilus, 30 (9) : 103-106. Jan., 1917. 



58. Walton, a.( . — A Case of Regeneration in Panuliros argus. Amer. N 51 



(806) : 308-310. May, 1917. 



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



Amer. Nat., 51 (806) : 377-382. June, 1917. 

 SO. WiiDKiioisE, El. P. — Direct Determinations of Permeability. Jour. Biol. (hem.. 

 911 (3) : 453-458. Apr., 1917. 



61. Cbosibb, W. J. — Occurrence of a Holothurian new to the Fauna of Bermuda. 



Ann. Mag. Nat. EQst., 19 (113) : 405-106. May, 1917. 



62. CBOSIBB, W. J. — On the Pigmentation of a Polyclad. Proc. Amer. Acad. Art* 



and Sci., 59 (11) : 725-730, 1 pi. May, 1917. 



63. Pope, P. II. — The Introduction of West Indian Anura into Bermuda. Bull. Mus. 



Comp. Zool., ftl (6) : 117-131, 2 pi*. May, 1917. 



64. Crozier, W. J. — Some Structural Variations in Chromodoris zebra. Nautilus, 



SO (12) : 140-142. Apr., 1917. 



65. Crozier, W. J. — A Method of Preserving large Nudibranchs. Nautilus, ao 



(12) :142-144. Apr., 1917. 

 06. CboZIER, W. J. — .Multiplication by Fission in Holothurian*. Amer. Nat., 51. 



67. Jordan, EL— Rheotropic Responses of Epinephelus striatus Bloch. Amer. Jour. 



Physiol., 43 (3) : 438-454. June, 1917. 



68. Crozier, W. J. — The Behavior of Holothurians in Balanced Illumination. Amer. 



Jour. Physiol., 13 (4) :51Q-513. July, 1917. 



69. ('in i ors, 1". 8., and Hervet, A. B. — The Algae of Bermuda. Proc ami 



:id Sci., 53 (1) :1-195, 6 pi*. Aug., 1917. 



