GEOGRAPHICAL LIST OF SPECIES. 



231 



Hydrodictyon 



ntriculatum, Roth. 



Fediastrnm 



Boryanum, Tut. 



Hab. West Point and Wee- 

 hawken.New York; Mexi- 

 can Boundary ; Pennsyl- 

 vania ; New Jersey. 



constrictum, Hassall. 



Eab. Rhode Island ; Pennsyl- 

 vania; Georgia; Florida. 

 Hab. South Carolina; 

 Georgia ; Rhode Island. 

 duodenarius. Hab. South Carolina ; Rhode Island. 

 Ehrenbergii, Corrfa. Ilab. Rhode Island; South 

 Carolina ; Georgia ; Florida, 

 pertusum, Ktz. Bab. Rhode Island. 



Selenaea, Ktz. Hab. Rhode Island. 



Family VOLVOCINE^. 

 Chlamydococcus 



nivalis. Hab. Greenland ; Rocky Mountains. 



Volvox 



clobator, Linn, 



Bab. United States. 



Order ZYGOPHYCE^. 



Family DESMIDIACE.S!. 

 Palmogloea 



clepsydra, Wood. Ilab. near Philadelphia. 



Penium 



Bieliissonii, Men. Ilab. South Carolina, 



closterioides, Ralfs. Ilab. South Carolina. 



Digitus, £*r6. //u6. Pennsylvania; New York; 



Georgia, 

 interrnptum, Brfb. iTat. near Grahamsville, South 



Carolina. 

 Jenneri, Ralfs. Hab. Florida, 



lauiellosum, Br^b. Hab. Rhode Island, 



uiargaritaceum, Ehrb. Hab. Rhode Island, 



miuutum, Cleve. Hab. Rhode Island; South Caro- 

 lina; Georgia. 



Closterlum 



acerosum, Schr. 



Amblyonema, Ehrb. 



angustatum, Ktz. 



areolatum, Wood. 



Cucumis, Ehrb. 

 Dianse, Ehrb. 



Ehreiiliergii, Mi?n. 

 Jenucrii, Ralfs. 

 juncidum, Ralfs. 



Hab. South Carolina ; Georgia ; 

 Florida. 

 Hab. West Point, New Y'ork; 

 Providence, Rhode Island. 

 Hab. Rhode Island ; New Hamp- 

 shire; Pennsylvania. 

 Hab. Northumberland Co., 

 Pennsylvania. 

 Hab. New York. 

 Hab. Georgia; Florida; Pennsyl- 

 vania; Rhode Island. 

 Hab. Philadelphia. 

 Hab. Rhode Island. 

 Hab. Saco Lake, New Hampshire ; 

 South Carolina. 



Closterlum 



Leibleinii, Ktz. 



lineatum, Ehrb. 

 Lunula, Mailer. 



maximum, tar. 

 moniliferum, Bory, 

 parvulum. Nag. 

 rostratum, Ehrb. 

 setaceum, Ehrb. 



striolatum, Ehrb. 

 Venus, Ktz. 



Tetmemorns 



Brebissonii, Men. 

 giganteus, Wood. 

 granulatus, Breb. 



levis, Ktz. 



Pleurotaenium 

 Baculum, Br^b. 

 breve. Wood. 

 clavatum, Ktz. 

 constrictum, Bailey. 

 crennlatum, Ehrb. 



gracile, Rab. 

 hirsutum, Bailey. 

 nodosum, Bailey. 



Trabecula, Ehrb. 



undulatum, Bailey. 

 verrucosum, Bailey. 



Triploceras 



gracile, Bailey. 



Hab. Georgia ; South Carolina ; 



Penusylvania. 



Hab. Pennsylvania. 



Hab, South Carolina ; Florida ; 



Georgia ; Pennsylvania. 



Ilab. Pennsylvania. 



Hab. Georgia ; Rhode Island. 



Hab. near Philadelphia. 



Hab. near Philadelphia. 



Hab. Stonington, Connecticut ; 



Providence, Rhode Island ; 



Pennsylvania ; Georgia ; 



Florida. 



Hab. Centre Co., Pennsylvania. 



Hab. South Carolina. 



Hab. Atlantic States. 

 Hab. Centre Co., Pennsylvania. 

 Hab. Rhode Island ; Pennsyl- 

 vania ; South Carolina. 

 Hab. near Philadelphia. 



Hab. Georgia. 

 Hab. District of Columbia. 

 Hab. South Carolina ; Georgia. 

 Ilab. Rhode Island. 

 Hab. Rhode Island ; New Jer- 

 sey ; Pennsylvania ; South 

 Carolina ; Georgia ; Florida. 

 Hab, Florida. 

 Hab. United States. 

 Hab. South Carolina ; Georgia ; 

 Florida; Pennsylvania. 

 Hab. Pennsylvania ; New Jer- 

 sey ; South Carolina; 

 Georgia ; Florida. 



Hab. Florida. 

 Hub. Rhode Island. 



Hab. Rhode Island; New Jersey; 

 New Hampshire ; Florida; Georgia, 

 verticillatum, Bailey. Hab. with the last. 



Spirotaenla 



bryophila, Bre'b. 

 condensata, Br^b, 



Hab. near Philadelphia. 



Hab. Pennsylvania ; Rhode 



Island; Florida. 



Bairbuslna 



• Brebissonii, Ktz. Hab. Florida : Georgia ; South 



Carolina; Rhode Island. 

 Dldymopriam 



Grevillii, Ktz. Ilab. Pennsylvania; South Caro- 



lina ; Georgia. 



