14 Echin. 
V. Echinoderma. 
[1921] 
■\Phdraonaster, Lambert 80. 
Phormosoma 'placenta, Mortensen 
92a p. 172. 
•\Phymosoma, Lambert with P. 
pseudotiara [? sp. n.] Santonien, Spain, 
Lambert Ann. soc. linn. Lyon 66 pp. 
7-9 pi. i figs. 1 4. — P., D£moly 44. — 
P., Lambert 77. 
Pilematechinus discussed, Mortensen 
92a p. 50. 
•j Plagionotus, Harris 63. 
• \Plegiocidaris , Fourtau 53. — Lam- 
bert 77. 
Plexcchinus hirsutus, Mortensen 92a 
p. 54. 
■\Pliotoxaster with P. paquieri [? sp. 
n.] Urgo-Aptien, Spain, Lambert Ann. 
soc. linn. Lyon 66 pp. 27-30 pi. iii figs. 
6 7. — P., Fourtau 53. 
•j Polydiadema with P. lioni [? sp. n.] 
Lower Cretaceous, France, Lambert 
Notes PnwuKjales 11 pp. 2 17 pi. ii 
fig. 2. — P. with P. cantabrum ( ? sp. n.] 
Urgo-aptien, Spain, Lambert Ann. soc. 
linn. Lyon 66 pp. 5-6 pi. i figs. 10 13. 
•j- Polydesmater \Pohjdesmaster ] [? gen. 
b.] Type P. fourlaui Lambert, Lambert 
Mem. Soc. Acad. Aube 83 & 84 pp. 164- 
166 169 pi. ii figs. 7-11. 
| Porobrissus, Lambert 80. 
Porocidaris purpurata, var. talismani 
dropped, Mortensen 92a p. 169. 
^Porosoma, Lambert 79. 
Pourtalesia discussed, esp. P. jeffreysi 
p. 58, P. wandeli p. 63, Mortensen 92a 
vide Echinosigra et Helgocystis. 
■\Prenaster, Harris 63. 
■\Procassidulus, Lambert 80. 
t Protolampas with P. arnaudi [? gen. 
& sp. n.] Danien, France, Lambert 
Mem. Soc. Acad. Aube 83 & 84 pp. 155 
167. 
Protosternata subord. n. pro Collyriti- 
dae, Mortensen 92a p. 87. 
f Psammechinus , Bell 7. — P., De- 
moly 44. 
1 Pseudananchys , Fourtau 53. 
Pseudoboletia, Decary 43. 
•j -Pseudocalopygus, Currie 40. — P ., 
Fourtau 53. 
"\Pseudocidaris, DIsmoly 44. — P., 
Fourtau 53. 
f Pseudodiadema variolare , Sheppard 
117. — P., Demoly 44. — P., Fourtau 
53. 
f Pseudonucleus with type P. malladai 
[? gen. & sp. n.] Campanien, Spain, Lam- 
bert Ann. soc. linn. Lyon 66 pp. 17-18 
pi. ii figs. 8 12. — P. with P. malladai 
[?gen. & sp. n.] Campanien, Lambert 
Mem. Soc. Acad. Aube 83 & 84 pp. 153 
167. 
■\Pseudoplopodia, Fourtau 53. 
■ \Pseudopyrina , Lambert 77. 
XPsilosoma, Fourtau 53. 
| Pusillaster [ ? gen. n.] Type P.dallonii 
Lambert, Lambert Mem. Soc. Acad. 
Aube 83 & 84 pp. 159 168 pi. i fig. 20. 
■\Pygaulus, Demoly 44. 
■\Pygopistes, Fourtau 53. 
•j Pygopyrina, Lambert 77. 
■ \Pygorhynchus , Demoly 44. 
t Pygurostoma, Currie 40. 
■\Pygurus, Demoly 44. — P., Fourtau 
53. — P., Newton 96. 
t Pyrina, Currie 40. — P., Fourtau 
53. — P., Hawkins 65. — P., Lambert 
79. 
^Rachiosoma brocchii, sp. n. Creta- 
ceous, Egypt, Stefanini Boll. Soc. 
Geol. Ital. 37 p. 131 pi. v figs. 15a d 
16a-f. — R., Fourtau 53. — R., Lambert 
77. 
■\Rhabdocidaris, Currie 40. — R., 
Demoly 44. — R., Fourtau 53. — R., 
Lambert 77. — R., Newton 96. 
f Rodocystis, Lambert 80. 
i \Salenia , Adkins & Winton 1. — S., 
Currie 40. — S., Demoly 44. — #., 
Fourtau 53. — S., Lambert 79. 
■ \Scagliaster , Fossa-Mancini 52. 
f Schizaster isidis nom. mut. for S. 
libycus Fourtau, Stefanini Boll. Soc. 
Geol. Ital. 38 p. 51. — S. cantaber 
[? sp. n.] Tertiary, Spain, Lambert Ann. 
soc. linn. Lyon 66 pp. 54-55 pi. iii 
fig. 15. — S., Bell 7. — S., Harris 63. — 
S. discussed, with subgenn. Paraster, 
Schizaster s. str., Tripylaster (q.v.) & 
Brisaster, Mortensen 92a pp. 108 175. 
