DISTRIBUTION OF THE CHAETOGNATHA 



225 



Thiel, M. E., 1938. Die Chaetognathett-Bevblkerung des siidatlantischen Ozeans, XIII, no. i. Wiss. Ergebn. dtsch. atlant. 



Exped. 'Meteor'. 

 Thomson, J. M., 1947. The Chaetognaiha of south-eastern Australia. Bull. Coun. Sci. industr. Res. Aust. no. 222, pp. 1-43. 

 ToKiOKA, T., 1939. Chaetognatha collected chiefly from the bays of Sagami and Suruga with some notes on the shape and structure 



of the seminal vesicle. Rec. Oceanogr. Wks. Jap. vol. X, no. 2, pp. 123-50. 



1952. Chaetognaths of the bido-Pacific. Ann. Zool. Jap. vol. 25 (i) pp. 307-16. 



Wilson, D. P., 1953. The Settlement 0/ Ophelia bicornis Savigny larvae. The ig§i experiments. J. Mar. Biol. Assoc. U.K. 



vol. X.XXI, no. 3, pp. 413-38. 

 1954- The attractive factor in the settlement 0/ Ophelia bicornis Savigny. J. Mar. Biol. Assoc. U.K. vol. xxxiii, no. 2, 



pp. 361-80. 

 Wilson. D. P. and & Armstrong, F. A. J., 1954. Biological differences between sea waters: experiments in 1953. J. Mar. 



Biol. Assoc. U.K. vol. xxxiii, no. 2, pp. 347-60. 



APPENDIX: TABLE 4 



Table 4 (a-c) 



Note: In this table the numbers of each species are corrected for a 250 m. haul (see p. 203). A horizontal dash indicates 

 that a sample was missing and not examined, or that the weather prevented the haul from being made. 



Table 4 a. The March line in 0° 



