95 Moll 
Systematic. — Pr osobr anchia. 
(= Mumiola tenuis Dali) British 
Columbia p. 520 fig. Dall & Bartsoh 
Washington Smithson. Inst. Nation. Mus. 
Prec. 33. — 0. ( Miralda ) gemma comp. p. 
198.— 0. ( Pyrgulina ) pupaeformis occ. 
syn. p. 185. — 0. ( Trabecula ) tantilla 
comp. p. 186 Dautzenberq & Fischer J. 
conchyliol Paris 54. 
f Odostomia (contd.). — 0. acuta occ. 
Hoel Arch. Math. Naturv. 28 No. 9. — 0. 
conoidea Tertiary, Denmark Ravn Mem. 
Acad. Denmark 3 p. 299 fig. ; occ. 
Hoel Arch. Math. Naturv. 28 No. 9. 
— 0. gouldi, nuciformis occ. Arnold 
Washington Smithson. Inst. Nation. 
Mus. Proc. 32 pp. 525-546. — 0. spiralis 
occ. etc, 0yen Nyt Mag. Naturv. 45 pp. 
27-67.- 0. unidentata occ. Hoel Arch. 
Math. Naturv. 28 No. 9. 
f 01 fa [err. pro Ulfa (q.v.)] Coss- 
mann Bruxelles Ann. Soc. roy. malac. 41 
p. 213. 
Oliva acuminata occ. etc. Lamy Bid. 
Museum Paris 1907 p. 146. — 0. guttata 
var. leucophaea occ. Couturier J. con- 
chyliol. Paris 55 p. 178. — 0. ( Olivella ) 
leucozonias occ. Lamy Bui. Museum 
Paris 1907 p. 146. 
f Oliva (contd.). — 0. reticulata occ. 
Verrill New Haven Trans. Acad. Arts 
Sci. 12 p. 180. — 0. rufida occ. Cotter 
Reo. Geol. Surv. Ind. 36 pp. 131— 
132. 
Olivella (vide etiam Oliva). — 0. bipli- 
cata occ. Berry Nautilus 21 pp. 39-47, 
Smith t.c. pp. 55-59. — 0. fortunei occ. 
syn. Dautzenberq & Fischer J. con- 
chyliol. Paris 54 p. 150. — 0. intorta occ. 
Berry Nautilus 21 pp. 39-47. — 0. 
nymplia occ. Queensland IIedley 
Sydney Proc. Linn. Soc. N. S. Wales 32 
p. 484. — 0. pedroana occ. Berry 
Nautilus 21 pp. 39-47, Smith tc. pp. 
55-59. 
f Olivella (contd.). — 0. biplicata occ. 
Arnold Washington Smithson. Inst. 
Misc. Collect. Q. 50 pp. 419-447. — 
0. branderi comp. Cossmann Bruxelles 
Ann. Soc. roy. malac. 41 p. 270. — 0. 
intorta occ. Arnold Washington Smith- 
son. Inst. Nation. Mus. Proc. 32 p. 527. — 
0. oryza occ. Verrill Now Haven Trans. 
Acad. Arts Sci. 12 p. 180. — 0. ( Callia - 
nax) ventricosa chars, syn. etc. Coss- 
mann Bruxelles Ann. Soc. roy. malac. 41 
p. 270. 
Omalaxis meridionalis occ. Hedley 
Sydney Rec. Austr. Mus. 6 p. 287. — 
0. radiata sp. n. Queensland (Mast Head 
Reef, Capricorn Group) p. 506 fig. — 
O.zanclea comp. p. 507 Hedley Sydney 
Proc. Linn. Soc. N. S. Wales 32. 
f Omphalius vide Chlorostoma. 
f Oniscidea minbuensis occ. Cotter 
Rec. geol. Surv. Ind. 36 pp. 131-132. 
Onoba (vide etiam Rissoa). — 0. glo - 
merosa sp. n. Queensland (Mast Head 
Reef, Capricorn Group) Hedley Sydney 
Proc. Linn. Soc. N. S. Wales 32 p. 495 
fig. 
f Onoba (contd.). — 0. acideus occ. 0% 
striata occ. Hoel Arch. Math. Naturv. 
28 No. 9. — 0. striata occ. 0yen Nyt. 
Mag. Naturv. 45 pp. 27-67, 0yen Arch. 
Math. Naturv. 28 No. 4. 
Opalia vide Scala, Scalaria. 
f Opalia anomala occ. Arnold 
Washington Smithson. Inst. Misc. 
Collect. Q. 50 pp. 419-447. — 0. vari- 
costata occ. Arnold Washington Smith- 
son. Inst. Nation. Mus. Proc. 32 p. 527, 
Arnold Washington Smithson. Inst. 
Misc. Collect. Q. 50 pp. 419-447. 
Opisthoporus operculum etc. Grata- 
cap Nautilus 20 p. 115. 
f Orlhochilus vide Planaxis. 
Orcilla jocosa occ. Annam, 
chars, etc. p. 181 fig. — 0. sub- 
urbana identity p. 182 Daut- 
zenberg & Fischer J. conchyliol. Paris 
54 0. tasmanica occ. Queensland 
Hedley Sydney Proc. Linn. Soc. N. S. 
Wales 32 p. 482. 
Ostodes upolensis comp. p. 221. — O. 
vitreus sp. n. New Caledonia pp. 217— 
221 Preston Ann. Mag. Nat. Hist. 
19. 
Otopoma naticoides operculum 
Gratacaf Nautilus 20 p. 116. 
Ovula margarita occ. Queensland 
Hedley Sydney Proc. Linn. Soc. N. S. 
Wales 32 p. 484. 
\0xistele patulus occ. Martineli.i 
Pisa Atti soc. tosc. 23 p. 188. 
Oxystcle impervia , tigrina occ. Melvill 
& Standen Edinburgh Trans. R. Soc. 46 
p. 153. 
Pachycheilu8 vallesi occ. Hinkley 
Nautilus 21 pp. 76-8Q. 
