32 Coel. 
XVI. CCELENTERATA. 
[1904] 
pi. xxii, figg. 1 & 2, pi. xxiii, figg. 1 & 2, pi. xxv, fig. 4, pi. xxxiii, fig. 3, 
M. braziliensis, p. 192, pi. xxi, fig. 1, Verrill, t. c. 
M. {Symphyllia) hispida, Bermudas, Verrill, t. c. p. 127, pi. xxi, fig. 2 ; 
M. {Symphyllia) tenuisepta, Bermudas, Verrill, t. c. p. 193, pi. xxi, 
fig. 3 ; M. {Symphyllia) tmnectens, Bermudas, Verrill, t. c. p. 178, 
pi. XXXV, figg. 1 & 2 : n. spp. 
Mycedium explanatum^ Verrill, t. c. p. 136, pi. xxix, fig. 1. 
M. tenuicostatum^ Bermudas, Verrill, t. c. p. 137, pi. xxix, fig. 2, n. sp. 
iNicholsonia n. gen. for N. cylindrica n. sp., Russia, Bogatirew, Trudui 
Kazan. Univ. xxxii, 5, p. 69, fig. 6. 
Oculina varicosa, p. 173, pi. xxxii, figg. 2-4, pi. xxx, fig. 3, 0. valenciennesiy 
\). 176, pi. xxxii, fig. 5, Bermudas, Verrill, Tr. Connect. Ac. xi (1). 
0. umhellata, Australian Tertiaries, Dennant, Tr. Soc. S. Austral, xxviii, 
p. 63, pi. xxv, fig. 3, n. sp. 
Odonthocyathus stella Alcock, young of Stephanotrochus^ Marenzeller, 
p. 307, Ergbn. Valdivia iii. 
Omphyma sp., morphology and morphogeny, Yakovleva, Bull. Lab. 
St. Petersb. vii, 2, pp. 87-101, figg. 3-5. 
Orhicella annidaris, p. 94, pi. xv, figg. 1 & 2, 0. excelsa, p. 98, fig. 4, 
0. aperta, p. 103, pi. xxxiii, fig. 1, Bermudas, Verrill, Tr. Connect. 
Ac. xi (1). 
0. hispidula^ Bermudas, Verrill, t. c. p. 100, pi. xv, fig. 3 ; 0. hraziliana 
n. n. for 0. cavernosa Quelch. ; tO. humphreysi, p. 171, pi. x, fig. 2, 
0. lyonsi,"^. 195, figg. 4& 5, Egypt, Tertiary, Felix, Zeitschr. Deutsch. 
geol. Ges. Ivi : n. spp. 
Pachyceriantliu8 n. gen. [no sp. named], Japan, Roule, C.R. Ass. Franc, 
xxxiii, pp. 791-793 ; P. benedeni, characters, Roule, p. 708, C.R. Ac. 
Sci. cxxxviii. 
iPachypora reticulata, d'Ossat, Atti Acc. Lincei (5) iv, p. 100, fig. 14. 
Palythoa grandijiora, Verrill, Tr. Connect. Ac. xi (1), p. 52, pl. vii, fig. 2. 
P. grandijiora, Bermudas, Verrill. op. cit. x (2), p. 564, pl. Ixviii, fig. 6, 
n. sp. 
Paractis nivea, Chili, McMurrich, Zool. Jahrb. Suppl. iii, 2, p. 239, pl. xv, 
fig. 16-19. 
P. ignota, P. tennicollis, pp. 242 & 243, pl. xv, figg. 20-26, Chili, McMurrich, 
Zool. Jahrb. Suppl. iii, 2, n. spp. 
iParacyathus vaugliaiii, Maryland, Vaughan, Maryland geol. Surv. 1904, 
p. 438, pl. cxxii, figg. 1-3. 
Parasmiliafeciinda, p. 311, pl. xv, fig. 5, Marenzeller, Ergebn. Valdivia iii. 
P. Jiindersensis, p. 64, pl. xxiii, fig. 2, P. lucens, p. 64, pl. xxiv, fig. 6, 
Australian Tertiaries, Dennant, Tr. R. Soc. S. Austral, xx^dii, n. spp. 
Parantkeopsis n. gen. for P. cruentata { = Actinia Couthouy), McMurrich, 
Zool. Jahrb. Suppl. iii, 2, p. 232. 
Parazoantkus elongatus, Chili, McMurrich, t. c. p. 298, figg. 87-89, n. sp. 
iParonipora n. gen. for P. penicillata n. sp. (Favositidcv), Capeder, Riv. 
ital. Pal. X, 1, pp. 58-61, pis. ii & iii. 
Pavo7iaria flnmarckica, Iceland, Jungersen, Danish Ingolf-Exp. v, 1, 
p. 39, pl. ii, figg. 28 & 29, pl. iii, figg. 33-36. 
Pennaria tiarella, maturation, fertilization, early cleavage, formation of 
ectoderm and endoderm, Hargitt, Arch. Entwickmech. xviii, pp. 453- 
488, pis. xxiv-xxviii. 
Pennatula aculeata, p. 11, pl. i, fig. 1, Jungersen, Danish lugolf-Exp. v, 1, 
anatomy. 
P. prolifera, Davis Straits, Jungersen, t. c. p. 18, pl. ii, figg. 15-24, n. sp. 
Pennatididiv, polymorphism, Hickson, Rep. Brit. Ass. 1903, p. 688. 
P/iellia rufa, Verrill, Tr. Connect. Ac. xi (1), p. 49, pl. vi, fig. 5. 
P. siynplex, Bermudas, Verrill, t. c. p. 48 ; P. rufa, Bermudas, Verrill, 
op. cit. X (2), p. 557, pl. Ixviii, fig. 2 : n. spp. 
