Puate CCCXLVII. C. 
MELOBESIA VERRUCATA, Lamour. 
Metopesia verrucata; thin, expanded, irregularly lobed, pallid, dotted 
over with innumerable, small, pimply ceramidia. 
Haz. With the preceding. 
Descr. Patches from a quarter to half an inch in length, oblong, variously lobed 
at the margin, uneven. Ceramidia very numerous, minute. 
C. Fig. 1. MeLosesia vERRUCATA :—xatural size. 2. A portion magnified. 7 
Prats CCCXLVII. D. 
MELOBESIA PUSTULATA, Zamour. 
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Metopesta pustulata; thick, dull purple or green, oblong or lobed, in 
crusting, smooth; ceramidia numerous, large, rather prominent, 
conical. 
ME tosesia pustulata, Lamour. Cor. Flex. pl. 12. £.2. a. B. Kitz. Sp. Alg. 
p- 696. Harv. Man, ed. 2. p. 109. 
Has. On Phyllophora rubens and other Alge ; common. 
Descr. Patches often an inch or more in length, and half an inch broad, thickish, 
of irregular form, frequently lobed, closely adhering to flat surfaces or 
clasping cylindrical stems, the surface more or less uneven. Ceramidia 
several on each patch, clustered, of large size in proportion to those of 
other allied species, prominent, conical. Colour, when well grown, a dark, 
reddish purple, changing to green and finally to white. 
PPADS 
D, Fig. 1. MELOBESIA PUSTULATA :—nalural size. 2. A portion magnified. 
I have thought it best to figure these four reputed species on 
one plate, that the slight differences noticed between them may 
be seen. 
