312 D. J. SCOUKFIELD ON SCAPHOLEBERIS MUCRONATA. 



in which they remain suspended when brought accidentally into 

 contact with the surface. 



Evidently the whole subject of the relation of the Entomostraca 

 and other small aquatic invertebrates to the surface-film is one 

 well worth a considerably greater amount of attention than has 

 yet been given to it. It is at least to be hoped that microscopists, 

 Avhen examining the little aquaria containing the spoils from their 

 pond-hunting excursions, will be on the watch for any facts 

 likely to throw light on the general problem or on the habits of 

 individual species. 



Jov.ra. Qv.ckett ]\Hcrosco2iicat Club, Scr. 2, Vol. VII. , No. 40, April 1000. 



