MURES. 35 



statement that Kiener had the identical shell of that author 

 in his possession. 



159. spinicostatus, f. 171, Valenciennes. — Testa piri- 

 formis, superne ventricosa, alba-fulvescens, spiraliter lirata, 

 liris insequalibus granosis, fulvo articulatis, varicibus senis 

 vel septenis, foliatim spinosis, ad canalem liberis ; spinis 

 acutis curvis apertis, tribus superioribus et duobus inferi- 

 oribus elongatis ; canali subelongato spinifero superne lato ; 

 spira breviuscula. — The specimen figured is rather young. 

 The spines often grow much larger or thicker, more turbinate 

 and less spinose. 



160. regius, f. 165, Wood. — Testa subelongato-globosa, 

 ventricosa, ad canalem umbilicata, spiraliter corrugato-striata, 

 alba-fuscescens, roseo tincta, inter varices nigro lineata, 

 supra suturam nigra ; varicibus foliatim spinosis, spinis 

 trigonis retrorsis fornicatis ; apertura magna, labio interno 

 late expanso vivide rubro, nigro late picto, labio externo 

 rubro, margine plicato ; canali extus corrugato. — Most richly 

 coloured and with curiously vaulted broad spines on the 

 varices. 



161. imperialis, f. 161, 205, Swainson. — Testa solida pal- 

 lide fulva, subglobosa, spiraliter striata et lirata, inter varices 

 tuberculatim uni- aut bi-plieato, ad canalem excavata ; varici- 

 bus quaternis crassis, solidissime tuberculatis, tuberculis ad 

 angulum subcuneatis ; apertura aurea vel rosacea, labio 

 columellari laminatim producto, crenulata ; labio externo 

 crenulato et dentato ; canali brevi, lato ; spira breviuscula 

 conica, anfractibus angulatis. — The variety represented at fig. 

 205, is darkly spotted like M. rosarium. Several specimens 

 are in the British Museum. 



162. bicolor, f. 163, Valenciennes. — Testa globosa, in flata, 

 subelongata, pallide rosea lutescens, tenuis, spiraliter minute 

 striata, inter varices plicatim unituberculata ; varicibus 

 quinis, solidis, medio solidissime tuberculosis, margine expanso 

 dentato, superne spina foliacea ad angulum producta, inferne 

 et ad canalem plurimis similibus ; apertura magna rosea, 

 labio interno vivide roseo, late expanso, labio externo sub- 

 expanso, margine denticulato. — A curious variety of this 

 species is figured in the Conchological Illustrations, with a 

 narrow red rim all round the aperture. 



163. trunculus, f. 186, 187, Linnceus. — Testa subfusi- 

 formis subventricosa scabra, purpureo-fusca alboquefaseiata, 



