616. 
Subtrib. II. Encyonemeae.* . 
51. Syneyclia Ehrenb., 52. Encyonema Kütz. 
Trib. IX. Noriculeae Kütz. (Die kieselschal. Bacill.) 
Subtrib. I. Bacillarieae.* 
.. Sect. 1. Eubaeillariese.* - . 
53. Campylodiscus Ehrenb., 54. Surirela Tarp. Sphinctocys- 
tie Hass., 55. Doryphora Kütz., 56. Bacillaria Gmelin, Kütz., 
57. Synedra Ehrenb., Echinella Duby, Sigmatella Kütz. 
_ Beet. 2. Liemophoreae.* . 
88, Liemophora Ag 1 
., Sect. 5 Homoocladies.* 
"59. Rhaphidogleea Kütz., 60. Berkeleya Grevill., 61. Homoo- 
eladia AG. ,: 
: Subtrib. II. Zunavieuleae.* 
Sect. 1. Stauroneidee.*.- . 
‚62. Navieula Bory, Kütz., Brachysira Kütz., Pinnularia Eh. 
renb., Gyrosigma Hass., 63. Amphipleura Kütz., Aulacocystis 
64. Ceratoneis Ehrenb., 65. Stauroneis Ehrenb., 66. Ampbiprora 
Ehrenb., 67. Amphora Ehrenb., 68. Diadesmis Kütz., 69. Sphe- 
nosira Kütz. on 
Seet. 2. Schizonemesx Kütz, (Die kieselschal. Baeill.) 
‚70. Frustulia Ehrenb., 71. Monnema Grevill., Menegh., 
Hydrolinum Link, Schizonema Ag., Kütz., Naunema Ehrenk., 
72. Schizonema Ag., Menegh, Micromega Ag., Kütz., 73. Dickiea 
Berkel. et Ralfs. j 
Trib. X, Stylarieae Ag. (Consp. erit. Diatom. p. 37.) 
Subtrib. 1. Gomphonemeae Kütz. (Die kieselschal. Bacill.) 
74. Sphenoneis,* (!), Sphrn Ita Kütz., 75. Gomphonema Ag- 
Subtrib. II. Zustylarieae* 
.  %6. Podosphenia Ehrenb., Stylaria Ag., 77. StylariaDraparn,, 
 Bory (!), Rhipidophora Kütz., 78. Climacosphenia Kütz. 
Ordo H. Ulvaceae Fries, 
(Gongylophyceae Reichenb., Zoospermeae J. Ag., Chlorosper- 
meae Harvey, Zoosporeae Decaisn., Confervaceae Endlich., 
Gonidiophfeeae Zanard. 1843, Sporidigenae Zanard. 1847). 
Subordo I. Schimatothallae Trevis. (Att. IV. Riun. Ital. p. 335.) . 
(Desmidiee Auctor.) 
{1) 1. Sphenoneis glacialis,* (Sphenella glacialis Ktz.) 2. Sph. vulgaris,* 
(Sphenella vulgaris Ktz.) 3. Sph. obtusata,* (Sphenella obinsata Ktz.) 4, 
Sph. angnstata,* (Sphenella angustata Ktz.) 5. Sph. rostellata,* (Sphenella ro- 
stellata Ktz.) 6. Sph.? parvula,* (Sphenella? parvula Ktz.) 7. Sph.? Lenor- 
mandii,* (Sphenella? Lenormandii Ktz.} 
(2) 1. Siylaria erystallina,* (Rhipidophora erystallina K tz.) 2.St. Oedipus,* 
(Rhipidophora Oedipus Ktz.) 3. St. australis,* (Rhipidophora australis K tz.) 
‚4. St. borealis,* (Rhipidophora borealis Ktz.) 5. St. Nubecula,* (Rhipidophora 
Nubecula Ktz.) 6. St. tenella,* (Rhipidophora tenellaK tz.) 7. St. dalmatica,* 
(Ithipidophora dalmatica Ktz.) 8. St. paradoxa Bory. 9. St. oceanica,* (Rbi- 
pidophora oceanica Ktz.) 10. St. elongata,* (Rhipidophora elongata Ktz) 11. 
St. superba,* (Rhipidophora superba Ktz,) 12. St. grandis ‚* (Rbipidophora 
grandis Kiz.) 
