CHI LO STOMATA. 
Moll. 105 
PoRlNIDiR. 
Porina gracilis (Lamx., Eschar a)^ Bass’s Straits ; id. 1. c. p. 12. 
Anarthropora monodon (Smitt), specimen from Franz- Josef Land ; 
Ridley, Ann. N. H. (5) vii. p 448. 
MyRIOZOIDA5. 
Schizoporella cruenta (Norman), specimens from Franz- Josef Land ; 
Ridley, 1. c. p. 449, pi. xxi. fig. 4. 
Schizoporella argeniea, sp. n., Africa, on coral, and linearis (Hassall) 
var. n. quincuncialis, Ceylon ; Hincks, op. cit. vii. p. 158, pi. ix. figs. G & 3. 
Schizoporella hi-aperta(jSl\chc^m), incrusting and erect, triangula, iumida, 
and acuminata^ spp. nn., Bass’s Straits, id. op. cit. viii. pp. 12-14, pi. i. 
fig. 3, pi. ii. figs. 1 & 4. 
Schizoporella insignis, sp. n., id. 1. c. p. 134, pi. v. fig. 10, Africa. 
Schizoporella marsupium (MacG., Lepralia) and lahiosa (Busk), Straits 
of Magellan, spinifera (Johnst.), and an undetermined species from Tom 
Bay, S.W. Chili ; Ridley, P. Z. S. 1881, pp. 48 & 49, the first, pi. vi. fig. 6. 
Myriozoum suhgracile and crustaceum (Smitt), specimens from Franz- 
Josef Land and their synonymy ; id. Ann. N. H. (5) vii. pp. 448 & 449. 
Ilippothoa distans (MacG.) = flagellum (Manzoni) ; Hincks, 1. c. p. 14, 
Bass’s Straits. 
EsCHARIDiE. 
Lepralia clidostoma (Smitt) var. n. orbicularis^ and L. poisoni (And.), 
Bass’s Straits ; Hincks, 1. c. p. 122. 
Lepralia monoceros (Busk), Straits of Magellan, and appressa (Busk) 
var. n. vinosa, Portland Bay, S. Chili; Ridley, P. Z. S. 1880, pp. 60 & 51, 
the latter pi. vi. fig. 4. 
Porella concinna (Busk) = laivis (Smitt), variations from Franz-Josef 
Land ; id. Ann. N. H. (5) vii. pp. 450 & 451. 
Porella marsupium (MacG.), Bass’s Straits ; Hincks, 1. c. p. 123, pi. i. 
fig. 6. 
Smittia nitida (Verrill), North America and Africa, on coral; id. op. 
cit. vii. p. 159, pi. ix. fig. 5. 
Smittia landsborovii (Johnst.) var. n. purpurea and S. reticulata (MacG.) 
var., Bass’s Straits, id. op. cit. viii. p. 123. 
Smittia landsborovii (Johnst.), reticulata (MacG.) ? var., and affinis 
(Hincks) var. n. acuminata, Straits of Magellan ; S. trispinosa (Johnst.) 
var. n. ligulata, S. Brazil; Ridley, P. Z. S. 1881, pp. 52 & 53, the last 
pi. vi. fig. 9. 
Mucronella ventricosa (Hassall) var. n. connectens, Franz-Josef Land ; 
id. Ann. N. H. (5) vii. p. 451, pi. xxi. fig. G. 
Mucronella porosa, teres, spinosissima, and tricuspis, spp. nn., Hincks, 
1. c. viii. pp. 124 & 125, pi. i. fig. 5, pi. ii. fig. 5, and pi. hi. figs. 1 & 2, 
Bass’s Straits. 
Mucronella alvarezi (Orb.), specimens from Valparaiso described ; 
Jullien, Bull. Soc. Z. Fr. 1881, p. 1G7. 
