223 
latebrarum Tuckerm. in Wright Lieh. Cub. Nr. 137 comparandum est. 
135. Thelotrema schizostomum Krphbr. spec. nov. 
Thallus pallide olivaceus vel Iuteolo-glaucescens, opacus, ef- 
fusus, nonnihil rugulosus, tenuis; Aapothecia numerosa, minuta 
(thallum disrumpentia) verruculas thallinas efformantia, vertice plus 
minus late et vario modo fisso, rarius apertura rotunda acute 
marginata; intus nucleo disciformi albo-suffuso turgescente, peri- 
thecio (excipulo) interiore proprio defieiente; sporae &nae, hyalinae, 
fasiformi-oblongae, 4—6-loculares,minutae, long. 0,011—015, crass. 
0; ‚005—006 mm. 
Corticola (coll. 3260). 
Species similis T’helotremati efformato et Th. emerso nostris, 
colore thalli et apotheeiis sporisque minoribus differens. 
136. Thelotrema olivaceum Mont. Lich. in Cuba etc. p. 165; Syll. 
p. 363; Nyl. Prodr. Lich, Nov. Gran. 2. p. 48. 
Cortieola (coll. 1980. 3257. 3256. 3239. 1954. 5533). 
137. Thelotrema compunctum (Sm.) Nyl. Prodr. Lich. Nov. 
Gran. 2. ad p. 46; Urreolaria compuncta Ach. Syn. p. 145; The- 
lotrema pertusarioides Nyl. En. gen. Lich. p. 118. 
Corticola (coll. 3252 et 3255). i 
138. Thelotrema trachodes Nyl, in Flora 1869, p. 120. sp. n. 
Thallus glauco-cinerascens, cartilagineo-obducens sat tenuis 
inaequalis et hine inde isidiose papillosus (papillas breviusculas 
difformes proferens, erassit. eirciter 0,2 mm. varieque spectantes), 
albo-punctatulus; apothecia albida rotundata (lat. circa 1 mm. vel 
minus jata), nonnihil difformia, supra varie pertuso- -composita, 
margine thallino firmo prominulo eineta; sporae Snae incolores, 
oblongae 8—-10-loculares, long. 0,027—037, crass. 0,010-011 mm. 
(jodo violaceo-coerulescentes), 
Facie fere Th. glyphici, sed thallo passim papilloso-exaspe- 
rato etsporis omnino aliis. Thallus crassit. fere 0,2 mm. Nyl. le. 
Corticola (coll. 1981. 3197). 
139. Thelotrema concretum Fee. Ess. Supplem. p. 90, tab. 
37, 8.9. 
Corticola (coll. 3224). - 
140. Thelotrema albulum Nyl. in Flora 1869, p. 120, sp. n. 
Thallus albus tennis opacus; apotheeia incoloria patva, extus 
prominentia levi, margine firmulo et ostiolo minuto (diam. 0,1— 
0,2 mm.) indieata; sporae Suae incolores oviformi-oblongae 4-lo- 
eulares, long. 0,013—016, erass. 0,006—007 mm. (jodu violacee 
tinctae). 
