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322 
PALAEONTOLOGY OF NEW-YORK, 
GENERA AND SPECIES. 
PLANTS. 
Scolithus linearis. Ha/deman . 
Palaeophycus tubularis, Hall . 
— irregularis, “ . 
— rugosus, “ . 
— simplex, “ . 
— virgajjus, “ . 
— sp. bidet . 
Buthotrephis antiquata, Hall . 
— gracilis, “ . 
— succulens, “ . 
— subnodosa, “ . 
— flexuosa, Emmons . 
Sphenothallus angustifolius, Hall ... 
— latifolius, Hall . 
Plate and figure. 
INCERTaE SEDES. 
Gordia marina, Emmons . 
Phytopsis tubulosum, Hall . 
— cellulosum, “ . . 
Tentaculites flexuosa, “ . . 
ZOOPHYTA. 
Graptolithus amplexicaule ? Hall . 
— pristis, Hisinger . 
— secalinus, Eaton .. 
— mucronatus, Hall . 
— bicornis, “ . 
— ramosus, “ . 
— scalaris, Linne .. 
— Sagittarius, Hisinger ... 
— tenuis, Portloc/c . 
— sextans. Hall . 
— furcatus, 
— serratulus, 
— gracilis, 
— lsevis, 
Intricaria ? reticulata, 
Gorgonia ? aspera, 
— perantiqua, 
Retepora incepta, 
— gracilis, 
— ? foliacea, 
Stictopora fenestrata, 
— glomerata, 
— labyrinthica, 
— ramosa, 
— ? acuta, 
— elegantula, 
Escharopora recta, 
— — var. nodosa, Hall 
Several of the preceding genera require a different place 
in a strict zoological anangement; but since they are 
usually known as fossil corals, no advantage could 
result from separating them in a work of this kind. 
i, 1 a - c 
ii, 1, 2, 4, 5 
ii, 3 
xxi, 2 
xxii, l a - d 
lxx, 1 
lxx, 2 
ii, 6 
xxi, 1 
xxii, 2 a, b 
lxviii, 3 a, b 
lxix, 1 a - c 
lxviii, 1 
lxviii, 2<z-/ 
lxxi, 1. 2 
viii, 1 a - e 
ix, 1 a - d 
xxix, 6 
, Ixxviii, 2 
1 Aulopora arachnoidea, Hall 
xxvi, 
lxxii, 
lxxii, 
lxxiii, 
lxxiii, 
lxxiii, 
lxxiii, 
lxxiv, 
lxxiv, 
lxxiv, 
lxxiv, 
lxxiv, 
lxxiv, 
lxxiv, 
xxvi, 
iv, 3 
11 a, b 
1 a - s 
2 a, b 
1 a - d 
3 a - h 
4 a- g 
1 a, b 
2 a - d 
3 a - e 
4 a-/ 
5 a, b 
6 a - d 
7 
8 a - c 
a, b 
xxvi, 5 a, b 
iv, 1 a, b 
iv, 2, 2 a 
xxvi, 9 a, b 
iv, 4 a - e 
iv, 5 
xii, 8 a, b 
xii, 6, 7, 7 a 
xxvi, 3 a, b 
xxvi, 4 a - g 
xxvi, 1 a - g 
xxyi, 2 
xxvi, 6 a, b, c 
Rocks & Groups. 
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(Jiti citerous sandstone. | 
Chazy limestone. | ; 
Birdseye limestone. | 
Black-river limestone. | 
Trenton limestone. 1 : 
Utica slate. 1 
1 Hudson-river group. 1 ; 
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