RYPAROBIUS. 299 
size of the receptacle and the colourless and numerous 
sporidia, 
Name—pvuzapéc, dirty, Bloc, life; living on dung. 
ARRANGEMENT OF THE SPECIES. 
A. Exterior of cup smooth. 
(a) Margin not ciliated .. ate «. species 1-2 
(6) Margin ciliatid ae ea ve » 3-5 
B. Exterior hairy oe or ie ave » &8 
Key to THE Spacigs. 
Exterior fulvous ets cs as ae -. Cooket. 
Exterior white a a ais ae » 1 
1 {eerie elliptic ais Se 3 oe svat Be 
*\Sporidia fusiform ‘Se i ius tee ae. 28 
Margin fringed ; sporidia 16-24 .. ae .» parvisporus. 
2. ;Margin ciliated ; sporidia 128 ae ise -. subhirtus. 
Margin not ciliated ade os os .. dubius. 
3 eae hairy ; sporidia 64 .. Be ts .. Woothopensis. 
‘| Hairs on margin only srs = oo nse 
Hairs short, irregular; sporidia 64-96 8 .. Levielleanus. 
Hairs short, rough ; sporidia 32... Ae .. Crouani. 
Hairs soft; sporidia 64; cups globose, then ap- 
planate ex a an oe i .., argenteus. 
A. EXTERIOR OF QUP ‘SMOOTH. 
(a) Margin not ciliated. 
1. Ryparobius Cooket. (Crouan.) 
Very much crowded, rarely scattered, extremely 
minute, hemispherical, glabrous, fulvous, paler at the 
base ; margin irregularly paler ; hymenium plane, whitish 
or pallid-fulvous, papillate from the exserted asci; sporidia 
64, oblong-elliptic, hyaline, scarcely acute, 8—10_ _4—5u; 
paraphyses scarce, hyaline, septate, scarcely thickened at 
the apices. (Plate IX. fig. 57.) 
Ascobolus Cooket—Crouan, “Flo. Finn.,” p. 56, fig. 3; 
Cooke, “ Grevillea,” i. p. 182. Ryparobius Cooket—Boud., 
“ Ascob.,” p. 48, t. 9,f. 24. Ascobolus myriadeus—Karst., 
“Fung. Fenn.,” exs. No. 552. <Ascobolus polysporus— 
Auers. in “ Hedwig,” 1868, p. 51. Ascobolus crustaceus 
—Fckl, “Symb. Myco.,” p. 288; Karst., “Mon. Pez.,” 
p. 208 ; Pezizula crustacea—Karst., “ Myco. Fenn.,” p. 81. 
