18 



NATUBAL SCIENCE 



[July 



been overlooked or forgotten. Huxley 1 discussed this question, and, 

 while not coming to any definite conclusion on the subject, he held 

 that the balance of evidence was in favour of those who maintained 

 that the Globigcrinae lived on the bottom of the ocean. 



During the first few months of the Challenger Expedition 

 the attention of the naturalists was almost wholly taken up with the 



Fk;. 1. — Ilastiycrina pelagica (d'Orbigny) [murrayi, Wyville Thomson] with floating 

 apparatus and pseudopodia extended, as found floating on the surface. 



examination of the deep-sea organisms obtained in the trawl and 

 dredge, and with the larger animals procured at the surface. When, 

 however, the expedition entered the tropics I frequently observed 

 Globigcrinae, Orbulinae, Pulvimdinac, and Splicer vidinae at the bottom 

 of the glass globes into which the contents of the surface-nets were 

 washed, and the attention of Wyville Thomson and the other 



1 Appendix to Dayman's Report, already cited. 



