620 MOLLUSCA. 



29. ConiUles p^/raiiiidata.— -The ¥yraunAa\ Conilites. Plate Ixxii. fig. 25. 

 PyramidaJ ; with the concave bands contracted. Fossil. 



yO. Hippurites carro.— The Beut Hippurites. Plate Ixxii. fig. 26. Coni. 

 cal, curved, rough ; lower part truncated and fiat. 



31. Nodosaria radicula. — The Shining Nodosaria. Plate Ixxii. fig. 27. 

 Erect, oblong, and attenuated ; with five globular volutions. Two lines 

 long. Inhabits the Adriatic. 



32. Orthocera Kaphanus. — The Uadish-Root Raphanus, Plate Ixxii. 

 fig. 28. Erect, couically elongated, with longitudinal continuous ribs; 

 white. Inhabits tlie Mediterranean sea. 



33. Belemnites subconicus. — The Subconic Beleinnites. Plate Ixxii. fig. 

 29. Lower part somevs'hat cylindrical ; the upper part conical and attenu- 

 ated. Fossil, found in Britain in chalk marl. 



ORDER III.— TRACHELIPODA. 



Posterior part of the body spirally convolute, separated from the feet, and 

 constantly enveloped in a shell ; foot free, depressed, attached to the lower 

 hase of the neck, on the anterior part of the body, and forming a member of 

 locomotion ; shell spiral, and enveloping. 



1. Conus generalis. — The General Cone. Plate Isxiii. fig. 1. Shell ob. 

 long, turbinate, with reddish-brown or orange clouds, and interrupted fil- 

 lets ; spire marginated. Two and a half inches long. Inhabits the Indian 

 seas. 



2. Oliva cncentfi.— The Bloody Olive. . Plate Ixxiii. fig. 2. Shell pale 

 fawn-coloured, with large triangular spots of purple, edged with deeper 

 fawn ; two dark brown spots on the edge of the outer lip ; suture of the 

 spire deep ; pillar plaited to nearly the top. One inch and a half long, lu- 

 habits the Indian seas. 



3. Ancillaria cinnamonea. — The Cinnamon Ancillaria. Plate IxxiiL fig. 

 3. Shell chestnut-brown, with white bands above ; varice of the columella 

 reddish, and somewhat striated. One inch long. Inhabits Trincoraalee. 



4v Terebellum subulatnm. — The Awl-Shaped Terebellum. Plate Ixxiii. 

 fig. 4. Shell cylindrical, thin, and glossy; spire subulate; columella smooth^ 

 truncate at the base. One inch long. Inhabits tlie Indian seas. 



5. Cyprani exanthema. — The Measley Cypraea. Plate Ixxiii. fig. 8. Ob. 

 long-ovate, brown, thickly studded with round eye-like white spots; dorsal 

 line grayish; marginal teeth dark brown. Four inches long. Inhabits the 

 West Indies. 



6. Ovula otn/ormii-.— The Egg-Shaped Ovula. Plate Ixxiii. fig. 5. Shell 

 ovate, much inflated, vcntricose in the centre, very glossy, extremely 

 white ; extremities prominent ; mouth orange within. Four inches long. 

 Inhabits the Indian seas. 



7. Voharia cylindrica. — The Cylindric Volvaria. Plate l.vxiii. fig. II. 

 Shell cyhndrical, white, with one plait on the columella. Half an inch 

 long. Inhabits the British seas. 



8. Marginella caerulesceus. — The Bluish MargincUx Plate Ixxiii. fig. 6. 

 Shell bluish- white ; spire short, and acute; lip brownish purple within- 

 CGliimella with four plaits. One inch long. Inhabits the Indian ocean. 



