290 MESSRS. W. AND G. 8. WEST ON THE 
Fam. NaAVICULEX. 
—Pinnularia 
*53. NAVICULA MAJOR, Kuetz. TH t. 4. f. 19. 
6. f. 55; Flor. Europ. 
major, Rabenh. Süssw. Diatom. p. 42, 
Algar. i. p. 210. 
Hab. On bank near Roseau Lake (2700 ft.) Dominica. 
No. 1180.—In stream, Wotten Waven, Dominica. Nos. 1248 
and 1249. 
*54. N. viridis, Kuetz. Bacill. t. 4. f. 18.—Pinnularia viridis, 
Rabenh. Süssw. Diatom. p. 42, t. 6. f. 4; Flor. Europ. Algar. 
i. p. 212. 
Hah. On bank near Roseau Lake (2700 ft), Dominica. 
No. 1180.—In stream, Wotten Waven, Dominica. No. 1248. 
55. N. BOREALIS. Awetz.—Pinnularia borealis, Zhrenb.; W. 
Sm. Brit. Diat. ii. p. 94 5 Rabenh. Flor. Europ. Alg. i. p. 216. 
Hab. Among Nostoe muscorum, Agardh, on side of road, Fort 
Charlotte, St. Vincent. No, 208.—On banks, Emsol, near 
Roseau, Dominica. No. 983. 
*56. N. HrirsEANA, Janisch in Schmidt, Atlas Diatom. p. 45, 
f. 65; Van Heurck, Diatom. (Engl. transl.) p. 171, t. 2. f. 81. 
Hab. Among Lyngbya erugineo-cerulea, Gomont, on ground, 
crater of Grande Soufrière (2000-3000 ft.), Dominica. No. 1832. 
*57. N. SUBCAPITATA, Greg. in Quart. Journ. Mier. Sci. 1856 
p- 9, t.i. £. 380; Van Heurck, Diatom. (Engl. transl.) p. 173, 
t. 2. f. 91. 
Hab. In small stream, Roseau Valley, Dominica. No. 1176. 
*58. N. APPENDICULATA, Kuetz. Bacill. p. 93, t. 3. f. 18; Van 
Heurck, l. c. p. 173, t. 2. f. 93. 
Hab. On ground, crater of Grande Soufrière (2000-8000 ft.), 
Dominica. No. 1832. 
*59. N. aLonIcEPS, Greg. in Quart. Journ. Mier. Sei. 1856, 
p. 10, t. i. f. 84; Van Heurck, L c. p. 173, t. 2. f. 94. 
Hab. On bank near Roseau Lake (2700 ft.) Dominica. 
No. 1180. 
*60. N. LEGUMEN, Ehrenb.; Van Heurck, l. e. p. 174, t. 2. 
f. 98. 
