CONTRIBUTIONS FROM THE ZOOLOGICAL LABORATORY OF 

 THE MUSEUM OF COMPARATIVE ZOOLOGY AT HARVARD 

 COLLEGE. (Continued.) 



E. L. Mabe, Director. 



•»• Abbreviadons used : — 



B.M.G.Z for BnU. Mus. Comp. ZoSl. 



!"• A. A for Proceed. Amer, Acad. Arts and 8ci. 



P.B.S.N.H. forProceed.Bo»t.Soc. Nat. Hist 



NoTB.— Copies B/tht List of Contribution; Numheri 1-276, will be 

 ' »ent on application. 



277. Wenbioh, D.H. — Notes on the Eeactiona of BivalTe Mollusks to Chanptei in 



Light Intensity: Image Formation in Peoten. Jour. Anim. Behavior, 6 (4) : 

 297-318. July-Aug., 1916. 



278. Abkt, L. B.— The Influence of Light and Temperature upon the Migration oi 



the Retinal Pigment of Plauorbis trivolvis. Jour. Comp. Neurol., 86 (4) : 869- 

 389, 1 pi. Aug., 1916. 



279. WAifl;oN, A. C. — Reactions of Faramoecinm caudatnm to Light. Jour. Anim. 



Behavior, 6 (6) : 336-340. Sept.-Oct., 1916. 



280. Walton, A. C — The ' Befractive Body ' and the 'Mitochondria' of Ascaris 



canis Werner.' Proc. Amer. Acad. Arts and Sci., 53 (6) : 263-286, 2 pis. Oct., 

 1916. 



281. Fabkeb, G. H., and Titos, E.G. — The Structure of Metridium (Actinolbba 



marginatus Milne-Edwards with Special Reference to its Neuro-musoular 

 Mechanism. Jour. Exp. Zool., 31 (4): 433-459, 1 pi. Nov., 1916. 



282. Fabkeb, G. H — The Eflector Systems of Actinians. Jour. Exp. Zool., 31 (4) : 



461-484. Nov., 1916. 



283. Walton, A. C. — A Case of the Occurrence of Ascaris triquetraSchrankinDogs. 



Jour. Parasitol., 3 (1) : 39-41. Sept. [Nov.], 1916. 



284. Fabkeb, G. H.— Nervous Transmission in the Actinians. Jou^. Exp. Zool., 22 



(1) : 87-94. Jan., 1917. 



285. Fabkeb, G, H. — The Movements of the Tentacles in Actinians. Jour. Exp 

 ^ Zool., aa (1): 95-110. Jan., 1917. 



286. Pabebb, G. H. — Pedal Locomotion in Actinians. Jour. Exp. ZoSl.,aa (i):lll- 



124. Jan., 1917. 



287. Fabkeb, G. H.— The Responses of Hydroids to Gravity. Froo. Nat. Acad. Sei., 



3 (2) : 72-73. Feb., 1917. 



288. Cole, W. II — The Reactions of Drosophila ampelophila Loew to Gravity, Cen- 



trifngation, and Air Currents. Jour. Anim. Behavior, 7 (1) : 71-80. Jan., 1917. 



289. Olmsted, J. M. D. — Geotropism in Planaria maculata. Jour. Anim. Behavior, 



T (1) : 81-86. Jan. 1917. 



290. FAliKEB.G.H. — Actinian Behavior. Jour. Exp. Zool., 22 (2} : 193-229. Feb., 



1917. 



291. Redfibld, E. S. F. — The Rhythmic Contractions of the Mantle of Lamellibranchs. 



Jour. Exp. Zool., 23 (2) .-231-239. Feb., 1917. 



292. Redfibld, a. C. — The Reactions of the Melanophorcs of the Horned Toad. 



Froc. Nat. Acad. Sci., 3 (3) : 202-203. Mar., 1917. 



293. Redfield, a. C. — The Coordination of the Melanophore Reactions of the Horned 



Toad. Proc. Nat. Acad. Sci., 3 (3) : 204-205. Mar., 1917. 



294. Pope, P. H. ^The Introduction of West Indian Anura into Bertauda. Bull. Mus. 



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



295. Van HEnsEN, A. F. — The Skin of the Catfish (Amiurus nebulosus) as a Re- 



ceptive Organ for Light. Amer. Jour. Physiol., 44 (2) : 212-214. Sept., 1917. 



296. Fabkeb, G, H., and Van Hbusen, A. P. — The Responses of the Catfish, Amiurus 



nebulosus, to Metallic ajnd Non-metallic Rods. Amer. Jour. Physiol., 44 (3) : 

 405-420. Oct., 1917. 



297. Fabkeb, G.H. — The Pedal Locomotion of the Sea-Hare Aplysia californica. 



Jour. Exp. Zool., 34 (1): 139-145. Oct., 1917. 



298. Fabkeb, G. H., and Van Heusen, A. P.— The Reception of Mechanical Stimuli 



by the Skin, Lateral-Line Organs and Ears in Fishes, especially in Amiurus. 

 Amer. Jour. Physiol., 44 (4) .-463-489. Nov., 1917. 



299. Fabkeb, G. H. — The Power of Suction in the Sea-Anemone Cribrina. Jour. Exp. 



ZoBl., 24 (2) : 219-222. Nov., 1917. 



