ACARINA. 11 



HYDRACHNIDAE. 



45. Fiona inconstans (Wolcott). 



Curvipes inconstans Wolcott, Trans. Amer. Micros, soc, 1902, 

 vol. 23, p. 241, pi. 32, fig. 47, pi. 33 fig. 48-50. "Cranberry 

 Lake, Wood's Hole, Mass. * * * High Highland Harbor, 



NORTHERN LaKE MICHIGAN * * * COLUMBIA, jNIo. * * * CiRCLE 



Lake, Decatur, Neb. * * * Slidell, La. * * * Audubon 

 Park, New Orleans, La. * * * near Havana, III." 



Mass. — Cranberry Lake, Wood's Hole. 



46. LiMNESiA HiSTRiONiCA (Hermann). 



Wolcott, Trans. Amer. micros, soc, 1903, vol. 24, p. 146, pi. 12, 

 fig. 6, 7. 



Hydrachna hisirionica Hermann, Mem. Apterol., 1804, p. 35. 

 "Europe." 



Mass.— Wood's Hole. 



47. LiMNESiA MACULATA (MliUer). 



Wolcott, Trans. Amer. micros, soc, 1903, vol. 24, p. 146, pi. 13, 

 fig. 14, 15. 



Hydrachna maculata Mliller, Zool. Danicae prodr., 1776, p. 191. 

 " Denmark." 



^L^ss.— Wood's Hole. 



48. Limnesia undulata (Mtiller). 



Wolcott, Trans. Amer. micros, soc, 1903, vol. 24, p. 149, pi. 12, 

 fig. 8, pi. 13, fig. 9. 



Hydrachna undulata iNIuller, Hydrachnae * * * Daniae, 1781, 

 p. 80, pi. 11, fig. 1. "In aquosis." 



Mass.— Wood's Hole. 



