PLATE XVII . 1 
SCHIZOPORELLA. — SMITTIA. — LePRALIA. — CRIBRILINA. — MUCRONELLA. 
PAGE 
Figure 1 . — Schizoporella nivea, . . . . . . .163 
la, magnified. 
,, 2 . — Schizoporella longispinata, . . . . .163 
2 a, magnified; 2 b, single zooecium, more highly magnified ; 2c, ooecium. 
,, 3 . — Smittia smittiana, . . . . . . .151 
3 a, magnified ; 3 h, ooecium. 
„ 4 . — Lepralia celleporoides, . . . . . .142 
4 a, magnified ; 4 b, more highly magnified. 
,, 5 . — Lepralia japonica, . . . . . . .143 
5a, magnified. 
„ 6 . — Cribrilina philomela, . . . . . .132 
6a, magnified ; 6b, ooecium. 
„ 7 . — Lepralia tuber osa, . . . . . . .143 
7a, magnified ; 7b, with ooecium ; 7c, single zooecium, more highly 
magnified ; 7 d, back view. 
„ 8. — Mucronella quadrata 2 (PI. XVIII. fig. 5), . . .156 
8a, magnified. 
1 When the plate was prepared all these forms were included under the generic term Hemescliara, which has 
4 nee been discarded in accordance with more modern views. 
2 Altogether misnamed on the plate. 
