PLATE XXXIII.* 
1. Buccinum Naticoideum. (Natica-like Buccinum.) Ovate, smooth, thick; spire produced, with four or five volutions; body large, ven¬ 
tricose; aperture two-thirds length of shell. 2,74*. B. Angulatlim. (Angulated Buccinum.) Fusiform, short; spire, with obliquely straight 
sides; body, with transverse, central keel; aperture rhomboidal; beak Bhort, rounded. 3. Nassa Lineata. (Lineated Nassa.) Ovate; body 
longer than 6pire, iuflated; wide at base; surface transversely striated; volutions flattened, upper edges sharp; aperture longer than spire. 
4. N. Costellata. ( Small-ribbed Nassa.) Subulate; spire longer than body; with about seven, ventricose volutions, each with varix; whole, 
with longitudinal ribs and transverse stria ; aperture nearly circular, with thickened lip. 5. Rostellaria ElongUta. (Elongated Rostellaria.) 
Turreted, elongated; with four or five volutions, divided by broad, hollow suture, crossed by longitudinal ribs, transversely striated; aperture sub- 
ovate, pointed ; inner lip with sub-umbilicus. 6, 7. R. Marginata. (Marginated Rostellaria.) Conical, turreted; with six or seven inflated 
volutions, divided by elevated, linear suture; each volution with eight or ten longitudinal, short, obtuse ribs, with many stria); body without ribs, 
but with central, elevated carina; aperture slightly ovate. 8. R, Carinata. ( Keeled Rostellaria.) Turreted; spire acute, subulate; with 
eight or nine, convex volutions, with a series of elongated, small tubercles in centre of spire ; body, with two carina) above centro of spire ; whole 
shell, with minute, spiral stria 1 ; aperture ovate, with wide canal; outer lip, with long, furcated projection ; beak long, subulate. 9. R. Buc- 
cinoides. (Buccinum-shaped Rostellaria.) Subulate; body short; spire long, with eight, rounded volutions, each with single varix and acute 
upex; shell with many, slightly bent longitudinal ribs; outer lip without lobe. 10,11. Tornatella Eiongata. (Elongated Tornatella.) 
Elongated, elliptical; body large; spire short, with three or four volutions; aperture elongated; outer lip thickened; surface with spiral, regular 
sulci, crossed by longitudinal stria.*. 12,13. T. Aflflnis. (Related Tornatella.) Ovate; body large; spire short, with four, tapering volutfons ; 
apex acute ; aperture half length of body, ovate, with truncated base ; outer lip plain ; columella, with single and double fold; surface, with many, 
spiral grooves, crossed by many, longitudinal, oblique stria 1 . 14,15. T. Popei. (Pope's Tornatella.) Smooth; oblong-ovate; body large; 
spire 8mall, with three volutions; aperture oblong, wide, occupying about two-tnirds of body; columella, with two plaits. 18. Paludina 
Sussexensis. (Sussex Paludina.) Elongated, smooth; spire acute, with four, flat-aided volutions. 19, 20, 56. Natica Caniculata. 
{Canalled Natica.) Spherical, depressed, smooth; spire short, with two, inflated volutions, transversely striated with concave groove; apex 
blunted ; umbilicus large, circular. 21. N. Elegans. (Elegant Natica.) Oblong, smooth; spire small, with four, flat-sided volutions’; apex 
acute ; aperture more than two-thirds length of shell. 22, 23. N. Carinata. (Keeled Natica.) Transversely ovate; body very large, 
flattened above; spire small, with two volutions; body, with five, rugged keels, terminating on margin of outer lip, forming scalloped edge; aperture 
very large, semi-lunar ; inner lip reflected on columella. 24, 25. N. Granosa. (Granular Natica.) Sub-globose; body largo, inflated with 
many, regular, spiral edges, crossed by stria*; spire* small, with three volutions; apex sharp; aperture oblong; outer lip dilated; inner lip broad, 
with open umbilicus. 2(3. Melanopsis Tricarinata. (Three-keeled Melanopsis.) Turreted, subulate, conical; three carina) on exposed 
portion of volutions, crossed by strong stria); aperture sub-orbicular. 27. Melania Scalaroidea. (Scalariform Melania.) Scalariform, 
t-longated; volutions broad, convex on sides, with longitudinal, equal, thread-like stria*. 30. Auricula Inflata. (Injlated Auricula.) 
Oblong-ovate; body long, spire short, with four, inflated volutions, apical one acute; aperture sub-quadrangular; outer lip thickened, with two 
strong plaits; surface, with many spiral lines of elongated punctures. 31. Bulla Mantelliana. (Mantcll's Bulla.) 32,33. Pypula 
Fittoni. (Fitton's Pyrula.) Oval short ; body large ; spire small, with two oi three volutions, with two spiral keels in young state; mauy, trans¬ 
verse stria and obscure longitudinal ribs; aperture expanded. 34, 35. Solarium Conoideum. (Conical Solarium.) Conical; height etjual 
to diameter of base; volutions Blightly depressed; with decussating stria; umbilicus deep, narrow, with inner spiral ridges crenated; aperture 
rhomboidal. 36, 37, 38. FUSUS Rigidus. (Rigid Fusus.) Elongated, fusiform, with five or six volutions; body lengthened ; whole, with 
longitudiual prominent ribs, ventricose in middle; compressed above and transversely striated; aperture elliptical: beak variously elongated. 
40, 41. F. RustiCUS. (Rustic Fusus.) Short, ventricose; spire short, with four or five volutions, crossed by ten or twelve prominent, longitudinal 
ribs, giving squareness to sides; with transverse stria; aperture obliquely elongated; pillar lip reflected. 42. F. ClathratUS. °(Ladder 
Fusus.) Pyriform; spire short; body large ; longitudinaUy striated; four, waved, transverse ribs ; aperture rather wide. 43. P. Depressa. 
(Depressed Pyrula.) Pyriform; spire depressed; body ventricose; base narrowed; with many transverse ribs. 44, 45. P. Brightii. (Bright'i*s 
Pyrula .) Pyriform, ventricose; with four volutions; transversely bi-carinated, with many spiral ribs; aperture wide. 46. R. RetUSa. Short, 
ovate; body long; spire small; with four, narrow volutions, each with elevated carina; with polished surface and close, spiral Btria*; outer lip 
with elongated, narrow, spur-like process from elevated carina. 48,49*. Terebra Portlandica. (Portland Terebra.) Turreted; whole 
surface longitudinally striated; aperture elliptical; beak curved, very short. 49. Nerita Splrata. (Short-spired Nerita.) Sub-globose, 
smooth; spire minute; with two volutions; body large, broadly canaliculate; aperture transversely ovate. 50,51,52. TrochllS TathamL 
(Tatham’s Trochus.) Sub-conic ; with five, inflated volutions, apex obtuse; aperture transversely ovate ; surface smooth, with hollow zone around 
body. 53. Eliomphalus tenuistriatus. (Thin-striated Euomphalus.) Discoidal, with three increasing volutions, crossed by fine, regular 
stria.*; aperture round. Diameter j in. 54, 55. Turbo Expansa. (Broad Turbo.) Body very largo ; spire small; apex acute ; aperture 
sub-orbicular, with minute, spiral stri®. 57. Littorina Punctura. (Punctured Littorina.) Sub-conic, ventricose; with five, inflated volu¬ 
tions ; surface, with many regular, longitudinal lines of small punctures. 58. E. Corndensis. (Cornden Euomphalus.) Discoidal, smooth; 
with three volutions; keel, with series of nodules; aperture transversely oval. Diameter $ in. 59,64. T. Hellcites. (Helix-like Trochus.) 
Depressed above, convex beneath ; smooth; with four volutions; umbilicus small, deep. 60, 61. T. InflatUS. (Inflated Trochus.) Sub¬ 
conic ; with five volutions; with well-marked suture; base umbilicate; aperture quadrangular; pearly within; with Btrongj spiral stria. 62. 
T. Sinuosa. (Sinuous Terebra.) Turreted, subulate; with sharp lines of growth; lip, with angular sinus. G3. ScalaPia pulchra. (Hand¬ 
some Scularia .) Elongated; with ten, close volutions, crossed by longitudinal ribs; spire acute; aperture sub-ovate. 65, 66 , 67. Turbo 
bicostatUS. (Double-ribbed Turbo.) Short, couical; volutions depressed; body large ; spire short, with two volutions; body, with two, strong, 
spiral ribs; top of volutions hollow; aperture sub-orbicular, sub-transverse; outer lip thin; whole shell, with strong, irregular, waved, longi¬ 
tudinal wrinkles. 68 , 69. Melania Comppessa. (Compressed Melania.) Elongated; spire with six or seven, tapering volutions'; apex 
acute; with irregular, waved, longitudinal stria:. 70,71. F. ImbricatUS. (Imbricated Fusus.) Turreted; with six volutions; spire tapering 
to acute apex ; with lamellar, thin ribs; aperture semi-ovate ; pillar lip broad ; outer lip thin, reflected. 72. Littorina Striatella. (Finely- 
striated Littorina.) Conical; with three or four inflated volutions; base convex; with fine, longitudinal stria). 73. Cancellaria Minuta. 
(Minute Cancellaria.) Turreted; spire shorter than body; with three volutions; aperture oblong; with raised, smooth, longitudinal ribs and 
transverse stria*. 74. B. Striatum. (Striated Buccinum.) Volutions longitudinally undulated; trausversely striated; longitudinal ribs 
rather straight. 74*. B. Angulatum. (Angulated Buccmum.) Fusiform, short; spire, with obliquely straight sides; body, with transverse, 
central keel; aperture rhomboidal, with short, rounded beak. 75. Turritella Cancellata. (Cancellated Turritella.) Subulate; with longi¬ 
tudinal stria; and spiral, unequal ribs on each volution. 70. T. Coralli. (Coral Turbo.) Conical; spire with about five, rounded volutions ; 
aperture orbicular; umbilicus closed. Length, 1 in.; width, J in. 77. Globulus Smithii. (Smith's Globulus.) Ventricose, sub-globose, 
smooth, glossy ; spire, with three, depressed volutions, with deep groove ; aperture oblong-ovate; pillar-lip reflected on columella. 78. Bulla 
Undulata. (Waved Bulla.) Oviform, ventricose; aperture expanded; surface smooth, with a few, longitudiual, shallow sulci. 79 . N. 
Clausa. (Close Natica.) Ovate, with five volutions; spire very short; aperture oblique, semi-ovate; pillar-lip reflected on columella; umbilicus 
closed; surface, with longitudinally oblique sttue. 80. Velutina Undata. (Waved Velutina.) Orbicular; spire small; apex depressed; 
whole shell, with strong, longitudinal wrinkles, crossed by wide, obsolete, spiral stria; aperture sub-orbicular, large; pillar-lip reflected on columella. 
HI, 82. Turritella Gregaria. (Gregarious Turritella.) Subulate, with six, smooth, convex volutions; aperture orbicular. Length, J to J in.; 
width, J in. 83. F. QuadratUS. (Squarish Fusus.) Fusiform ; body and spire forming reverse cones from centre of body, which is square, 
with two, obscure, transverse keels; spire, with four volutions; base acute; whole, with wide-set, thin stria:*; aperture sub-rhomboidal. 84. 
Pleurotomaria Angulata. (Angled Pleurotomaria.) Conical; surface probably striated; aperture nearly circular, with angle at its upper port. 
85. P. Lloydii. (Lloyd's Pleurotomaria.) Conical, sub-turreted; body long; spire short; with four volutions; apex obtuse; surface with five, 
transverse keels; aperture oblong-ovate. 86,87. R. Parkinsoni. (Parkinson's Rostellaria J Turreted; with many, oblique, longitudinal 
ribs; transversely striated; aperture elongated, narrow; beak long, subulate, pointed. 8S. T. Obsoleta. (Obsolete Turritella.) Subulate, 
smooth; with nine, convex volutions; aperture round. Length, 1J in.; width, J in. 89. Melania. 90. T. Prycese. (Prgce's Turbo.) 
Body large, with angular middle; spire short; umbilicus deep, curved. 
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