101 
areole contiguous, very small; apothecia ‘3 mm. wide, at first 
HETEROTHECIUM, Flot. (pro p. Mass.). 
_ thallus crustaceous, gonidia commonly globose; apothecia 
(biatorine) lecideine, paraphyses not connexo-ramose ; spores muriform 
and hyaline. Lich. Beit. 260. 
H. vulpina, Zick. s. L. domingensis v. gyrosa, Stirton Lich. Fl. 
Queens. p. 117. 
{usco-Inteum, J. M.,s. L. fusco-lutea, Dicks, Lich. Fl. Queens. 
p. 115, 
} Trizz XV.—CO@NOGON ITEM, J. Mull., Lich. Parag. p. 18. 
Gonidia confervaceous ; apothecia lecideine-biatorine. 
CCENOGONIUM, Ehrenb. 
ES, confervoides, WVyl., s. C. interpositum, Nyl. Lich. Exot. p. 259. 
Thalline filaments ‘012-8 mm. thick. Prod. Lich. Nov. Gran. p. 456. 
Hab.: Mount Mistake. 
Trigg XVI.—THELOTREME&, J. Mull., Graph. Fée p. 5. 
°F Very thin, indeterminate, apothecia colourless, enclosed in 
White, opaque, subglobose, finally rotundate-difform thalline tubercles ; 
914 mm. ; above unequal, the corneo-nigricant epithecium showing ; 
Spores §, colourless, oblong, 4-6 locular, ‘014-8x ‘006-7 mm. Lich. 
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Hab.: On bark, Brisbane. 
0. endomelzena, J. Mull, Thallus.chalky-white, thin, smooth, 
-7 mm., innate-em 
