24 bulletin of the laboratories 



Family LYNCODAPHNIDAE 



Genus Macrothrix, Baird. 



MacfotJirix laticoniis (J urine) 



MacrotJuix laticornis, . . . C. L. Herrick. Final Report ,on 



Minn. Crust. (1884), pp. 68-69; pi. C, fig. 7-9. 

 Macrothrix laticornis^ . . . E. A. Birge. List of Crust. Clad. 



from Madison, Wis., (1891), p. 390. 



Length, 0.37 mm. Height, 0.25 mm. 

 Habitat: Atlanta, Ga., Mrs. Reeve's pond, Aug. 1st, 

 1893. 



Family LYNCEID^. 



Genus Alona, • 



Aloiia porrecta, Birge. 



Alona porrecta, . . . E. A. Birge. Notes on Cladocera, (1878), 



pp. 29-30 ; pi. I, fig. 16. 

 Alona porrecta, . . . C. L. Herrick. Final Report Minn. Crust. 



(1884), p. 99. 

 Alona porrecta, . . . C. H. Turner. Notes on Clad., Cap. and 



Ost. of Cin'ti. (1892), pp. 67-68. Additional Notes on Clad, and Ost. 



of Cincinnati, Ohio, (1893), p. 5. 



Length, 0.37 mm. -0.58 mm.; height, 0.22 mm. -0.24 mm. 

 Habitat: Atlanta, Ga., Mrs. Reeves' pond. Found at all 

 seasons of the year ; abundant. 



Genus Pleuroxus, Baird. 

 Pleuroxus dentiadatus^ Birge. 



Pleuroxus dentictilatus, . . . E. A. Birge. Notes on Clad. (1878) 



pp. 20-21; pi. I, fig. 21. List of Crust. Clad. f. Madison, Wis., (1891) 



p. 395; pi. XIII, fig. 21. 

 Pleuroxus denticulatus , . . . C. L. Herrick. Final Report Minn. 



Crust. (1884). p. 120; pi. G., figs. 12-13. 

 Pleuroxus denticulatus ^ . . . C. H. Turner. Notes on Clad. Cop. 



Ost. and Rot. of Cin. (1892), p. 68. Add. Notes on Clad, and Ost. of 



Cincinnati, O., p. 5. 



Length, 0.57 mm.; height, 0.43 mm. 

 Habitat: Atlanta, Ga., South River Slough. 



