Turner — Ecological Notes — Cladocera and Copepoda. 159 



13. CYCLOPS PHALERATUS Kocll. 



Cyclops phaleratus, Herrick & Turner, '95, pp. 120, 121; pi. XVII., 

 fig. 1-7; pi. XVIII., fig. 2-2d; pi. XIX., fig. 1; pi. XXL, fig. 

 6-10. 



Cyclops phaleratus, E. B. Forbes, '97, pp. 59-63; pi. XX., fig. 3. 



This form was found in only one locality and on only 

 one occasion. Then it was collected, among vegetation, 

 in the temporary portion of a large no-outlet pond, the 

 temperature of the water of which was 21° C. 



14. cyclops FiMBRiATUS Fischer. 



Cyclops fimbriatus, Herrick & Turner, '95, pp. 121-122; pi. XVIL, 

 fig. 8, 9; pi. XXL, fig. 11; pi. XXV., fig. 9-14. 



This form is rare about Augusta. It was found on 

 only one occasion; then it was found, among cat-tail 

 rushes and weeds, in a large no-outlet pond, the surface 

 of which was covered with duck weeds. 



Harpacticidae. 



canthocamptus. 



15. canthocamptus minutus, Herrick & Turner, '95, pp. 



131, 132 ; pi. XLVIL, fig. 7-21 ; pi. L., fig. 7, 8. 



This form was found in two localities, among filamen- 

 tous algae, in a shallow, sandy, marsh, and in a hole fed 

 by a creek. The temperature of the water varied from 

 4° C. to 12° C. 



CLADOCERA. 



SlDIDAE. 



pseudosida Herrick. 



16. pseudosida tridentata Herrick. 



Pseudosida tridentata, Herrick & Turner, '95, pp. 147-148; pi. 

 XXXVL, figs. 2-6; pi. L., fig. 9. 



Near Augusta, this form is rare. It was found on only 

 one occasion ; then it was encountered, among submerged 



