109 
ovate oblong, about .0004’ long, the narrower end mostly acute so 
that they appear more or less wedge-shaped. 
34. *Sphaeria (Sordaria) amphicornis, ». sy.—On_ rabbit’s 
dung, June. Perithecia scattered, superficial, ovate-conic obtuse, 
3-4 aline high, clothed with an erect, dark colored pubescence, 
composed of obtuse, faintly-septate hairs. Asci 8-spored. Sporidia 
almond-shaped, greenish at first, at length brown, .0012’x.0005’, 
with a hyaline appendage at each end about as long as the sporidium 
—the apical one mostly straight and obtuse, the basal often curved 
or bent to one side. Resembles Sordaria fimiseda, Cés. & De Not. 
Boletus squamulosus, Vol. VI., p. 77. This name having 
already been appropriated (see Fries, New Epicrisis), my plant may- 
stand as Boletus dichrous. 
§ 116. List of the Marine Algz growing in Long Island Sound, 
within 20 miles of New Haven, by F. W. Hatt. 
[In this list are comprised 95 species and varieties, exclusive of several species 
which have not been satisfactorily identified. Doubtless many more will be added 
to the number, especially of those among the fresh water Alge, of which only a 
comparatively few species have as yet been studied from this locality.—F. W. H. 
New Haven, Cr., Awg., 1876.] 
Crass. ALG. 
Suscirass I. MELANOSPERME. 
Orver I. FUCACEA. 
1. Sargassum, Ag.—S. vulgare, Ag.—On rocks and stones; 
not common. 
2. Fucus, L.—F- vetsiculosus, L. On rocks between high and 
low water marks.—F: nodosus, L. On rocks between high and low 
water marks. 
Orver II.—SPOROCHNACEA, 
Desmarestia, Lmx.—D. viridis, Lmx. Light House Point. 
Prof. D. C. Eaton, and F. W. H. 
Orper III.—LAMINARIACEZ. 
1. Laminaria, Lmx.—Z. fascia, Ag. On rocks and stones.— 
L. saccharina, Lmx. On rocks and stones in deep water; cast 
ashore.—L. flexicaulis, Le Jolis (LZ. digitata, Lmx.). South End, 
E. Haven. Prof. Eaton and F. W. #H. 
2. Chorda, Stack—Ch. Filum, Stack. On rocks, &¢c.—Ch. 
lomentaria, Lyngbye. On rocks and stones in pools. 
Orpvrer IV.—DICTYOTACEA. 
1. Stilophora, Ag.—S. rhizodes, Ag. Parasitic on Alge in 
pools ; Ives’ Point. 
* In determining these species, I am indebted for advice to Dr. Cooke, Editor 
of Grevillea. Ihave also received valuable aid from Prof. C. H. Peck. My friend 
W. GC. Stevenson has also assisted me by making some careful microscopical 
measurements, “4 
Errata.—vVol. VI, p. 76, 18th line from the top, for Pk. read Pebs? Same 
page 16th line from the bottom, for Viburnum read Vacctaetum. 
