66 TROPIION. 



in sculpture but longer in form than T. nucleus, with the 

 whorls slightly tumid. 



34. scabrosus, f. 34, Sowerby. — Testa fusiformis, alba, 

 scabra; spira produeta, anfractibus 5, prominentibus, ro- 

 tundis subdistanter plicatis, spiraliter rugose liratis inter- 

 stitiis sulcatis; apertura pyriformi, canali producto, extus 

 varicoso et umbilicato. — This species, Murex clathratus of 

 Reeve, appears more suitably placed among the Trophons. 

 This necessitates the change of name, as clathratus (see sp. 5) 

 is the Linnajan name of a well-known species. 



35. LAMELLOStTS, f. 17, Philippi. — Testa albida crassa, 

 rugose distanter lirata, breviter fusiformis, longitudinaliter 

 plicata, plicis rotundis, subdistantibus, interstitiis lirarum 

 foveolatis ; anfractibus rotundis, ultimo ventricoso, apertura 

 pyriformi, margine crenato, canali brevi extus subumbilicato. 

 — Rough, shortly fusiform with strong plaits and thick ridges 

 with pitted grooves between. 



36. squamulosus, f. 53, Philippi. — Testa subpyriformis, 

 pallida ; spira produeta, anfractibus prope suturam angulatis, 

 supra angulum planatis, infra liris distantibus prominentibus 

 rare squamatis cinctis ; apertura pyriformi margine crenulato, 

 canali brevissimo. — A Mediterranean species with scaly ridges 

 resembling those of Murex erinaceus but without varices. 



(Species of Doubtful position. 



37. Norrisii, f. 36, Gould. — Testa ventricosa, griseo-alba, 

 anfractibus subrotundis, longitudinaliter distanter plicata, 

 plicis rotundis ; apertura brevi, canali brevissimo, extus lato, 

 laminato. — Fusus ? 



38. 39. muriciformis, f. 40, and liratus, f. 41, corrugatus, 

 Eve. : are not these the same and do they not rather belong 

 to the Genus Fusus ? 



40. HARruLARiA, f. 23, Oould. — Pertaining rather to 

 Fusus f 



41. innotabilis, f. 39, E. Smith. — Purpura? 



