22 Prot. 
XVIII. PROTOZOA. 
t Spongostaurus circularise Lias, Ilsede, p. 34, pi. xii, fig. 1, megaceras, 
Cretaceous, Cittiglio, p. 34, pi. xii, fig. 2, Rust, Palaeontogr. xlv, 
n. spp. 
t Spongotripus patella, p. 55, pi. ix, fig. 21, fenestradus, p. 55, pi. ix, fig. 22, 
Devonian, N. S. Wales, Hinde, Quart. J. Geol. Soc. lv ; X. trigonus, 
p. 34, pi. xi, fig. 13, CretaGeous, Cittiglio, Rust, Palaeontogr. xlv, 
n. spp. 
+ Stauralastrum 'perforatum, p. 231, pi. xviii, fig. 5, Tithonian, Carpena, 
Vinassa de Regny, Palaeontogr. ital. iv, n. form. 
\ Stauralastrum mucronatum, Jurassic, Ilsede, p. 29, pi. x, fig. 1, gracile, 
Cretaceous, Cittiglio, p. 29, pi. ix, fig. 9, Rust, Palaeontogr. xlv, 
n. spp. 
t Staurocyclia martini, p. 21, pi. vi, fig. 11, Cretaceous, Cittiglio, Rust, t. c. 
n. sp. 
t Staurodoras rhombea, Cretaceous, Cittiglio, p. 10, pi. iii, fig. 1, Rust, t. c. 
n. spp. 
iStaurodruppa, n. g. defined, for prodonga, p. 51, pi. ix, fig. 6, nucula, 
p. 52, pi. ix, fig. 7, nana , p. 52, pi. ix, fig. 8, Devonian, X. S. Wales, 
foxii, Ordovician, Chert, Cornwall, p. 217, pi. xvi, figg. 11-13, Hinde, 
Quart. J. Geol. Soc. lv, n. spp. 
tX. nucula , Ordovician, Chert, Cornwall, p. 216, pi. xvi, fig. 9 & 10, Hinde, 
t. c. 
\Staurolonche pantanellii, p. 225, pi. xvii, fig. 31, minima, p. 225, pi. xvii, 
fig. 32, Tithonian, Carpena, Vinassa de Regny, Palaeontogr. ital. iv, 
n. forms. 
fX. davidi, p. 46, pi. viii, fig. 13, tenella, p. 47, pi. viii, fig. 14, laterna, 
p. 47, pi. viii, fig. 15, scitida, p. 47, pi. viii, fig. 16, Devonian, X. S. 
Wales, Hinde, Quart. J. Geol. Soc. lv, n. spp. 
t Staurolonchidium tuberosum, Cretaceous, Cittiglio, p. 10, pi. ii, fig. 7, Rust, 
Palaeontogr. xlv; tX. obliquum, Devonian, X. S. Wales, p. 47, pi. viii, 
fig. 17, Hinde, Quart. J. Geol. Soc. lv : n. spp. 
t Staurosphcera ornata, p. 46, pi. viii, fig. 11, pusilla, p. 46, pi. viii, fig. 12, 
Devonian, X. S. Wales, Hinde, t. c. n. spp. 
t Staurostylus italicus, Cretaceous, Cittiglio, p. 9, pi. ii, fig. 5, Rust, 
Palaeontogr. xlv, n. sp. 
+ Stauroxiphus elegans , p. 225, pi. xvii, fig. 33, Tithonian, Carpena, Vinassa 
de Regny, Palaeontogr. ital. iv, n. form. 
+>S lephanastrum orbiculare, pi. x, fig. 10, injlexum, pi. xi, fig. 2, uncinatum, 
pi. xi, fig. 3, p. 32, Rust, Palaeontogr. xlv, n. spp. 
t Stethochyt/ris orthoceras , p. 43, pi. xiii, fig. 17, Cretaceous, Cittiglio, Rust, 
t. c. n. sp. 
t Stichocapsa elongate, p. 237, pi. xviii, fig. 42, bispinata, p. 238, pi. xviii, 
fig. 43, fusus, p. 238, pi. xviii, fig. 44, Tithonian, Carpena, Vinassa de 
Regny, Palaeontogr. ital. iv, n. forms. 
tX. navicula, p. 65, pi. xviii, fig. 10, fasciata, p. 65, pi. xviii, fig. 6, cono 
sphoeroides, p. 66, pi. xix, fig. 3, umberti, p. 66, pi. xix, fig. 6, tnglobosa, 
p. 66, pi. xix, fig. 5, saturnalis, p. 67, pi. xix, fig. 4, beckmanni, Liassic, 
Ilsede, p. 66, pi. xviii, fig. 13, Cretaceous, Cittiglio, Rust, Palaeontogr. 
xlv, n. spp. 
t Stichocorys turrita, p. 236, pi. xviii, fig. 25, Tithonian, Carpena, Vinassa 
de Regny, Palaeontogr. ital. iv, n. form. 
t Stigmospheera tithoniana, p. 219, pi. xvii, fig. 6, Tithonian, Carpena, 
Vinassa de Regny, t. c. n. form. 
tX. echinata, Ordovician, Chert, Cornwall, p. 214, pi. xvi, fig. 1, Hinde, 
Quart. J. Geol. Soc. lv, n. sp. 
\Stigmosphcerostylus incequalis, Ordovician, Chert, Cornwall, p. 216, pi. xvi, 
fig. 3, Hinde, t. c. n. sp. 
iStylodictyu bizonata , Cretaceous, Cittiglio, pi. vii, fig. 8, diplospira, Jurassic, 
