16 Echin. 
V. E chino derma. 
[1920] 
f Palceostoma, Lambert 91. 
| Palceostomidae , Lambert 91. 
-\Palhemiaster, Lambert 91. 
Paracentrotus , Herlant 70. 
Parechinas miliar is, Runnstrom 112 
& 113. 
^Pedinopsis with P. sinaea var. [?n.] 
figarii Egypt, Stefanini Boll. Soo. geol. 
Ital. 37 pp. 125-130 pi. y figs. 4a-f. 
t Pericosmus, Castex & Lambert 
22. — P., Fourtau 58. — P., Stefanini 
119. 
| Pholidocidaris aneeps, Bather 10. 
^Phymosoma, Thuma 127. 
| Phymotaxis, Castex & Lambert 22. 
\Plesiolampinos, Lambert 90. 
■ \Pliolampas , Fourtau 58. 
f Pliotoxaster, Lambert 91. — P., 
Stefanini 118. 
fPorosoma, Castex & Lambert 22. 
\Prenaster, Castex & Lambert 22. 
■\Prionechinus, Castex & Lambert 
22 . 
t Procassiduloida, Lambert 90. 
f Protoechinus, Bather 10. 
■ \Psammechinus , Berz 13. — P., 
Castex & Lambert 22. — P., Fourtau 
58. 
f Pseudarbacina, Fourtau 58. 
j Pseudodiadema, Musper 103. 
f Pygaster, Musper 103. 
f Pygaulidce , Lambert 90. 
■\Pygorhy tides, Lambert 90. 
•j Pyrina, Gregory & Currie 66. 
t Rachiosoma brocchii sp. n. Upper 
Cretaceous Egypt, Stefanini Boll. Soc. 
geol. Ital. 37 pi. v figs. 15a-d, 16a-f. 
•j -Radiocyphus, Castex & Lambert 
22 . 
•\Rhabdocidaris, Castex & Lambert 
22. — R., Checchia-Rispoli 26. — R., 
Gregory & Currie 66. — R., Musper 
103. 
■\Rhyncholampas, Castex & Lam- 
bert 22. 
■\Rhynchopygince, Lambert 90. 
| Salenia , Castex & Lambert 22. — 
8 ., Fourtau 58. — S., Gregory &■ 
Currie 66. 
-\Schizaster with S. isidis nom. mut. 
for S. libycus Fourtau, Stefanini Boll. 
Soc. geol. Ital. 38 p. 51. — 8. with 
S. cordiformis, diabloensis, martins 
zensis spp. n. Eocene N. America, Kew 
Univ. Cal. Pub. Bui. Dept. GeoL 
12 pp. 148-155 pis. xli figs. 5a, b, o j 
pi. xlii, figs, la, b, c, d, 2a, b, c, d.-— 
5 ., Airaghi 3. — 8 ., Castex & Lambert 
22. — S., Clark 31. — S., Gregory & 
Currie 66. — S ., Fourtau 58. 
. | Schizechinus , Airaghi 3. 
f Schizobrissus, Castex & Lambert 
22. 
| Scutasler, Kew 85. 
f Scutella with S. blancoensis Oligo- 
cene ; S. coosensis Eocene ; S. fair - 
banksi var. santanensis Miocene ; S. new - 
combei Oligocene ? ; S. tejonensis, va- 
querosensis Miocene spp. & var. n. 
N. America, Kew Univ. Cal. Pub. Bui. 
Dept. Geol. 12 pp. 61-78 pis. viii figs, la, 
b, 2a, b, 3 ; ix figs, la, b, c ; xi figs, 
la, b, c ; xii figs. 2a, b. — S., Castex & 
Lambert 22. — S., Fourtau 58. 
f Sismondia , Castex & Lambert 22.. 
—S., Kew 85. 
1[Spalangus, Fourtau 58. — S., Kew 
85. 
■\St enonia, Fossa-Mancini 57. 
■\Stomechinus, Musper 103. 
Slrongylocentrotus lividus, Cotte 37* 
— 8 ., Fuchs 59 .- 8 ., Stephensen 120. 
■ \ Strong ylocentrotus , Clark 31. — S. r 
Kew 85. 
■\Studeria, Fourtau 58. 
\Tkyleehinus, Castex & Lambert 22* 
•j Timorocidaris, Bather 11. 
f Toxaster , Lambert 91. 
\Traehyaster, Castex & Lambert 22. 
t Trachyspatangus, Fourtau 58. 
■ \Tripneustes , Kew 85. 
■ \Vasconaster , Castex & Lambert 22* 
D. — Asteroidea. 
Albatrossia, Clark 32. 
Anthenea, Smith 115. 
