480 ME. H. N. MOSELEY ON THE STRUCTURE OF THE STYLASTERIM. 
Species 7. Errina labiata, sp. n., H. N. M., Plate 34, fig. 6. Off the mouth of 
the Rio de la Plata, 600 fathoms. 
(IY.) Genus Labiopora, gen. nov., H. N. M. 
Species 1. Labiopora Antarctica, Plate 2, fig. 5. Porella Antarctica, Gray, 
Proc. Zool. Soc., 1872, p. 746, pi. lxiv., fig. 4. Antarctic Ocean. 
Mistaken by Gray for a Bryozoon allied to Porella Cervicornis. 
(V.) Genus Spinipora, gen. nov., PI. N. M. 
Species 1. Spinipora echinata, sp. n., PI. N. M., Plate 34, fig. 2; Plate 35, fig. 4. 
Off the mouth of the Ptio de la Plata, 600 fathoms. 
(VI.) Genus Allopora, Ehrenberg, Corail, des roth. Meer., p. 147, 1834. 
Species 1. Allopora oculina, Ehrenberg, l.c. Coast of Norway, 50 to 100 
fathoms, G. O. Sars, Fork. Selsk. Chr., 1872, p. 115. 
Species 2. Allopora miniata, Pourtales, ‘ Deep Sea Corals,’ p. 37, pi. iii., 
figs. 14, 15, 16. Off Florida, 100 to 324 fathoms. 
Species 3. Allopora Calif ornica, Verrill, Proc. Essex Institute, iii., p. 37. 
Species 4. Allopora venusta, Verrill, Trans. Connect. Acad., i., p. 517. 
Species 5. Allopora nobilis, Kent, Proc. Zool. Soc., 1871, p. 279, pi. xxv. ; 
— explanata, Kent, l.c., p. 250, pi. xxv. ; = Allopora venusta, 
Verrill (?). 
Species 6. Allopora subviolacect, Kent, Proc. Zool. Soc., 1871, p. 280, pi. xxv. 
Species 7. Allopora prof unda, sp. n., H. N. M., Plate 34, fig. 7. Off the mouth 
of the Rio de la Plata, 600 fathoms. 
Species 8. Allopora pygmcea. Dendracis pygmcea, Romer, Beschreibung der 
Norddeutschen tertiaren Polyparien; Meyers, ‘Palseontographica,’ 
bd. iv., p. 243, taf. xxxix. ; bd. ix., fig. 13, a, b, c. Described as 
a Bryozoon Fossil in * Oligocoene’ of Lattorf. 
Allopora tuberculosa. Dendracis tuberculosa , Romer, l.c. ; fossil in 
‘ Oligoccene ’ of Lattorf. 
(VII.) Genus Stylaster, Gray, Zool. Miscell., p. 36, 1831. 
Species 1. Stylaster jlabelliformis, M. Edwards and Haime, Hist. Nat. des 
Cor., t. ii., p. 129. Isle of Bourbon, 160 fathoms. 
Species 2. Stylaster gracilis, M. Ed. and H., Hist. Nat. des Cor., t. ii., p. 129. 
Australia. 
Species 3. Stylaster roseus, M. Ed. and H., Hist. Nat. des Cor., t. ii., p. 130. 
American Ocean ; littoral on the Florida reefs, two feet below low 
water mark ; Pourtales, £ Deep Sea Corals,’ p. 83. 
Species 4. Stylaster sanguineus, M. Ed. and H., Hist. Nat. des Cor., t. ii., 
p. 130 ; Ann. des Sci. Nat., t. xiii., p. 96, pi. 3, fig. 2, 1850. 
Coast of Australia; New Zealand; Florida, shallow water; Pour- 
tales, ‘ Deep Sea Corals,’ p. 83. 
Species 5. Stylaster gemmascens, M. Ed. and H., Hist. Nat. des Cor., t. ii., p 131. 
