88 TRACHELIPODA. 



Sub-Division II Without a constant ridge on thfe 



outer-lip. 



Genus 30.— PYRULA Lamarck. 



Generic Character Shell sub-pyriform ; base with a 



canal, ventricose above, destitute of external ridges ; spire 

 short, sometimes obtuse; columella smooth; outer lip with- 

 out a notch, 



Pyrula ficus — The Fig Pyrula. Plate XII. fig. 3. 

 Spire very short ; volutions rounded above ; yellow-brown, 

 spotted with dark brown ; and covered with decussated 

 striae. Three inches long. Inhabits the Indian ocean. 



Genus 31.— FUSUS Lamarck. 



Generic Character. — Shell fusiform or sub-fusiform, with 

 a canal at the base ; middle or lower part ventricose, with- 

 out varices ; spire produced ; margin of the outer lip with- 

 out a notch ; columella smooth ; aperture oval, with a horny 

 operculum. 



Fusus corneus The Horny Fusus. Plate XII. fig. 5. 



Elongated, with eight convex volutions, striated spirally, 

 and covered by an olivaceous epidermis; beak long, oblique. 

 Three inches long. Inhabits the seas of Northern Europe. 



Genus 32 — FASCIOLARIA.— Zamarc^. 



Generic Character. — Shell sub-fusiform, with a canal at 

 its base ; without varices ; columella with two or three 

 oblique plaits. 



Fasciolaria Trapezium. — The Quadrangular Fascio- 

 LARiA. Plate XII. fig. 6. Ventricose, obtusely angled ; 

 volutions nodulous; reddish fa wn-coloured, with transverse, 

 double, slightly undulated lines; inside of aperture with 

 reddish striae. Six inches long. Inhabits the Indian ocean. 



Genus 33 CANCELLARIA Lamarck. 



Generic Character — Shell oval or turreted ; base of the 

 aperture sub-canaliculated ; canal very short, almost none ; 



