20S 



Murex — continued. 



clathratus. , ovate, ribbed, sulcated transversely, lip dentated, 

 canal short — very small. 



cingulatus. . ovato-oblong ; transverse encircling rugse, squamosa 

 between; canal covered over — 1| inch. 



striatula. . oblong, with transverse strise, and but few longitu- 

 dinal convex ribs ; lip dentated — f inch. 



cancellinus. . ovato-oblong, cancellated ; opening winding and 

 toothed : resembles the white grimace. 



pyraster. . ovate, caudated, transversely sulcated, with subno- 

 dulous ribs ; the opening rounded ; grooved internally — 

 Ij inch. 



textiUosus. . ovate, obsoletely ribbed, transversely striated, squa- 

 mous between ; one tooth on the columella ; subumbili- 

 cated — 1~ inch. 



coluhrinus. . elongated, subfusiform ; with fine transverse gra- 

 nular striae ; few varices — 1 inch. 



viperinus. . elongated, w^ith transverse strise slightly granulated; 

 tail small ; very small indistinct ribs on the upper part — 

 f inch. 



nodularius. . ovate, subcancellated ; transverse nodular striae, 

 the nodules disposed in ribs ; the tail short, and curved 

 outwards — 1 inch. 



reticulosus. . ovate, pointed at both ends, reticulated ; opening 

 triangular ; lip toothed — small. 



tubifer. . ovate, pointed ; four rows of ridges ; with fistulous, 

 bowed, erect spines, with short tubes between. 



Fusus. 



rugosus*. . long, subcancellated ; spire nodular ; canal long, 

 straight, and nearly covered over — 3 inches. 



NocB. . long, transversely striated ; the top of each whirl de- 

 pressed and plicated — 3| inches. 



longcEviisf. . long, thick and smooth ; last turns rather flat on 

 their tops ; spire nodular, striated — 4 inches. 



clavellatusX . . fusiformly clavellated ; transversely striated ; ribs 

 nodular ; tail very long ; turns of the spire not flat. 



aciculatus^. . fusiformly linear, very narrow strise with decus- 

 sating plicae : different from F. rugosus — \\ inch. 



suhulatus. . longitudinally ribbed ; tail shorter than the spire — 

 I inch. 



hordeolus. . fusiformly turriculated ; tail short — very small. 



iniortus. . subcancellated in the upper part, in the lower the 

 transverse strise most evident ; columella as if twisted — 

 If inch. 



* Murex porrectus— Brand, Foss. fig. 35. 



t Murex longsevus— Brand, Foss. fig. 40,73, 93. 



X Murex deformis— Brand, Foss. fig. 37, 38. 



§ Murex — Brand, Foss. fig. 36. 



