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69. BOVISTA ARACHNIOIDES Speg. (ll. Sp.). 



Diag. Eubovista; parvula, irregulariter globosa (6-12'" 

 diam.), superne regulariter convexa, iuferne subcoar- 

 ctata grosseque rugoso-plicata centroque subumbili- 

 cato-radiculata; peridium exterius absens; interiusautem 

 sordide pallideque griseum, laevissimum, non nitens, 

 crassiusculum,tenacellum, coriacellum, apice irregulari- 

 ter per aetatem lacero-dcliiscens; gleba peridio adnata, 

 flocculoso-grumosa, pallidissime fulvella ; flocci tenuis- 

 simi, hyalini, parce ramulosi non v. laxissime septu- 

 lati. laeves; sporae globosae ('i,5-3 ;;.), laevissimae, 

 ecaudatae, grosse 1 -guttulatae, chlorinulae. 



Hab. Ad terram sabulosam sub umbra dumetorum insulae 

 Pavon in Rio Santa Cruz, Jan. 1882. 



Obs. Species primo obtutu facillime pro Arachnio quo- 

 dam sumenda, mox tamen cortice tenace gleba gru- 

 mosa sed non granulosa dignoscenda. 



70. BOVISTA ASPERA LCV. 



Hab. Vulgata in collinis Lion rang vocatis prope Gre- 



gory bay, Apr. 1882. 

 Obs. Sporae globosae (3-4,5 [j. diam.), laevcs, grosse 



1-gultulatae, nou v. vix minutissime papillato-caudatae, 



tabacino-olivaceae; gleba compactiuscula, gossypiua, e 



fulvo tabacina. 



71. BovisTA AiNTARCTicA Speg. (n. sp.). 



Diag. Eubovista ; subparvula e turbinato globosa (20-25'" 

 diam.), superne convexa laevis, inferne turbinata, coar- 

 ctata, ruguloso-plicata, basi in radice pro ratione lon- 

 giuscula crassaque (5-15'" long. X 2-3'" crass.), dura, 

 e libris mycelialibus terra inmixtis efformata douata, 

 primo alba, dein griseo-murina, atomata ; peridium 

 exterius tenue, album, subcaruosum, mox irregulariter 

 minuteque diffractum ac evanescens ; interius papy- 

 raceo-cartilagiueum, tcnue, tenacellum, subrigidulum. 



