41 Echin . 
Systematic, Eciiinoidea. 
1031 
Lambert 175 p. 73. — 8. libycus sp. n. 
Eocene Egypt, Fourtau 114 p. 157 
pi. ix figs. 5-7. — 8. melitensift sp. n. 
Miocene Malta, Stefanini 266 p. 479 
pi. and 268 p. 26 pi.— 8. microstoma sp. 
n. Eocene Egypt, Fourtau 114 p. 158 
pi. ix figs, 8-10. — S. parkinsoni, Lam- 
bert 172 p. 66 pis. and Stefanini 266 
p. 476-479 pi., also 268 p. 24. — 8. cf. 
postalensis, Toniolo 286 p. 266. — 
8. sardiniensis, Lambert 172 p. 71 pi. — 
8. scillae, Checchia-Rispoli 40 p. 224 
pi., and S. scillae Desm. non Wright nec 
Gregory, Lambert 172 p. 63 pi. — S. 
sphenoides sp. n. ? Eocene Australia, 
Hall 133 p. 51 pi. — S. trigonalis, Ste- 
fanini 268 p. 25 pi. 
■\Schizechinus duciei, Stefanini 266 
p. 441 pi. 
j- Schizobrissus , Stefanini 268 p. 2. — 
S. cruciatus, p. 91 pi., fissus sp. n. Oligo- 
cene Sardaigne p. 93 pi. locardi dist. 
from lalus p. 92, Lambert 175. — 
8. sdheliensis to Macropneusles, Ste- 
fanini 268 p. 2. 
\Schizopneustes nom. nov. pro. Dip- 
neustes Arnaud preocc., Thiery 281 
p. 64. 
Scutasler gen. n., andersoni sp. n. 
California Miocene, Pack 217 p. 278 
pi. xxiii f. 2. 
f Scutella, Lambert 172 p. 41. — 8. 
aberti Shattuck 261 p. 79 pi. — 8. fair - 
banksi, Eldridge and Arnold 102 
p. 13 pi. — S. gibbsi, Anderson 5 p. 25 & 
30. — 8. lovisatoi sp. n. Miocene Cagliari, 
Lambert 172 p. 44 pis. — 8. melitensis, 
Stefanini 266 p. 447 . — 8 ? norrisi sp. 
n. California Vaqueros formation, Pack 
217 p. 277 pi. xxiii f. 3. — 8. paulensis p. 
43 pi., sardica sp. n. [?] Miocene Sar- 
daigne p. 44 pi. Lambert 172. 
\8cutellina ( Porpitella ) alexati sp. n. 
Eocene Asie centrale, Cottreau et 
Alexat 76 p. 358 pi. — S. morgani syn. 
of patella, 8. aff. patella, Hall 134 pp. 
140 & 141 fig. 
t Sismondia isidis sp. n. Eocene 
Egypt p. 127 pi. vii figs. 11-14, logho- 
theti p. 126, varians sp. n. Eocene 
Miniehp. 129 pi. viii figs. 3-9 Fourtau 
116. 
Spatangus purpureus, Hornyold 145 
p. 759 and Koehler 162 p. 123. — 
•\8. purpureus, Checcitia-Rispoli 40 
p. 226 pi. 
f Spatangus p. 106, S. aequidilatatus 
p. 1 1 6 pi., auslriacus p. 109, botto-miccai 
Airaghi non Vinassa syn. of subconicua 
p. 1 14, Stefanini 267. — S. canavarii is a 
ManzOnia, Lambert 175 p. 107. — 
S. corsicus, Stefanini 267 p. 107 pi. — 
S. di-stefanoi sp. n. Pliocene Palermo, 
Checchia-Rispoli 40 p. 229 pi. — S . 
dcstefanii sp. n. for austriacus Manzoni 
pars non Laube Miocene Praduro, 
Stefanini 267 p. 112 pi. — 8. lamberti 
sp. n. botto-miccai Airaghi, Checchia- 
Rispoli 40 p. 228 pi. — 8. ? pachecoensis 
sp. n. California Tejon, Pack 217 p. 276> 
pi. xxiii ff. 4 & 6. — S. pareti, Lambert 
175 p. 107. — 8. primaevus sp. n. Eocene 
Egypt, Fourtau 114 p. 161 pi. ix figs. 
17-19. — S. pustulosus, Stefanini 26ft 
p. 462 and 267 p. 108. — S. subconicus , 
Stefanini 267 p. 113 pi. 
f Spaniocyphus : p. 127, fallax type* 
Savin 245. 
Sperosoma ; p. 194, grimaldii , 
quincunciale p. 196, giganteum p. 197 
pi. lxiv figs. 9-12 & pi. lxv figs. 1-3 & 
pis. lxxxiii-lxxxvi, obscurum p. 199 pi. 
lxii f. 4 & pi. lxiii f. 1 & pi. lxv figs. 4- 
14 & pis. lxxxvii-lxxxix, biseriatum p. 
202 pi. lxv figs. 15-20, durum p. 203* 
Agassiz & Clark 3. 
■\Sphaer echinus granularis, scillae sp* 
n. Pliocene Palermo pi., Checchia- 
Rispoli 40 pp. 210-212. 
t Stegaster alius, Dareste de la 
Chavanne 86 p. 667. 
Ster echinus margaritaceus p. 617 
neumayeri p. 616 pi., Koehler 161. 
Stereocidaris canaliculata p. 615* 
mortenseni p. 616, Koehler 161. 
f 8. lallieri sp. n. Cidaris subvesiculose 
Cottreau pro part, Lambert 174 p. 160- 
fig. 15-16. — S. sceptrifera griflei var. n.* 
Lambert 174 p. 165.— 8 . sceptrifera * 
Felix 109 p. 296. 
\8tomechinus chofjati, Choffat 42 
p. 159. — 8. gyratus, S. cf. perlatus * 
8. sp., Schmidt 247 p. 94. 
Slrongylocentrotus drobachiensis * 
Koehler 162 p. 123. — S. drobachiensis , 
Clapp 44 p. 522. 
f 8. lividus, Checchia-Rispoli 40 
p. 212 pi. 
Studeria elegans, Chapman 37 p. 214. 
f Temnopleurus sp. p. 36, toreumaticus 
p. 40, Pilgrim 226. 
