CORALS FROM THE MOUNTAIN LIMESTONE, 197 
LITHODENDRON SEXDECIMALE and coarctatum, M‘Coy, Syn. Carb. Foss. of Ireland, 
pp. 188-89, 1844. 
CLADOCORA SEXDECIMALIS, Geinitz, Grund. der Vert., p. 570, 1845-46. 
DipHyPHYLLUM SEXDECIMALE D’ Orbigny, Prod. de Pal., vol. i, p. 159, 1850. 
LITHOSTROTION JUNCEUM, Milne Ldwards and Jules Haime, Pol. Foss. des Terr. Palzeoz., 
p. 435, 1851. 
SIPHONODENDRON SEXDECIMALE, M‘Coy, Brit. Paleeoz. Foss., p. 109, 1851. 
Corallum composite, fasciculate. Corallites very elongate, cylindrical, straight, or but 
slightly irregular, strongly bent upwards near their basis, and placed at various distances, 
but rarely coalescent. pitheca delicately wrinkled transversely. Co/umella rather large, 
slightly compressed. Principal septa 16 or 18, alternating with an equal number of 
smaller ones, and extending very near to the columella. Diameter of the corallites 
about 13 line. 
Found at Mold, Wellington, Oswestry, Allendale; according to Professor Phillips, at 
Kirby Lonsdale, Kettlewell, Penyghent, Aldstone Moor, Veynal; according to D. Ure, at 
Rutherglen, Lanarck ; according to Professor M‘Coy, at Kendal, Lowick, and Burdiehouse ; 
and according to Colonel Portlock, in Ireland, at Derryloran and Corkstown. It is met 
with also at Visé, in Belgium, and in the Oural Mountains. 
Specimens are in the collections of the Geological Society, of the Museum of Practical 
Geology, of Mr. Bowerbank, &c. 
10. Lirnosrrorion Martini. Tab. XL, figs. 2, 2a, 26, 2c, 2d, 2¢, 2f, 29. 
Ertsmato.ituus, &c., William Martin, Petref. Derb., pl. xvii, 1809. 
CARYOPHYLLIA FASCICULATA, Fleming, Brit. Anim., p. 509, 1828. (Not Lamarck.) 
LITHODENDRON FascicoLatuM, Phillips, Geol. of Yorkshire, vol. ii, p. 202, pl. ii, figs. 16, 17, 
1836, 
CARYOPHYLLIA FASCICULATA, De Koninck, Anim. Foss. des Terr. Carb. de Belg., p. 17, 
pl. v, fig. 5, and pl. G, fig. 9, 1842. 
LITHODENDRON cmspPrtosuM, M‘Coy, Syn. Carb. Foss. of Ireland, p. 188, 1844. (Not 
Goldfuss.) 
LITHODENDRON FascicuLatuM, Lonsdale, in Murch., Vern., et Keys., Russ. and Ur., vol. i, 
p. 600, 1845. 
CrLapocoRa FascrcuLata, Geinitz, Grundy. der Verst., p. 570, 1845-46. 
DIpHYPHYLLUM FascicuLatuM, D’Orbigny, Prod. de Paleeont., vol. i, p. 159, 1850. 
LirHostrotion Martini, Milne Edwards and Jules Haime, Pol. Foss. des Terr. Paleoz., 
p- 436, 1851. 
SIPHONODENDRON FascicuLatum, M‘Coy, Brit. Paleeoz. Foss., p. 108, 1851. 
Corallum fasciculate. Corallites very tall, cylindrical, slightly flexuous, and often 
coalescent. pitheca thin, and not hiding the delicate, straight, flat striae, formed by the 
closely set costee. Calices circular. Co/wmella rather thin, and very much compressed. 
Septa extremely thin, straight, or but slightly curved, and rather closely set ; 26 principal 
ones, reaching almost to the outer of the tabula, and 26 small ones that do not extend 
