Zoological Society. 481 



Hub. Islands of Mindoro and Bohol, Philippines (found under stones 

 at low water) ; Cuming. 



The granular coriaceous sculpture of this shell varies considerably 

 in dillerent individuals. 



MiTUA CuMi.vGii. Mitr. testa ovatd, lUrinque attemaitd, spiru 

 acitiiiinato-turrUd ; (infract ibits supcrnc anc/ulatis, lonyitudinaliter 

 costatis, costis numcrosis, ad anyulMt mucrunatis, liri.t tran.svcrsis 

 angtistls cancellatis, iiiterstitiis impressis ; aurantio ulboque pecu- 

 Uaritcr maculato-variegatd, maculis aurantiis ni(jio-lineatis ; colu- 

 inelld quadriplicatd. 

 Conch. Icon., Mitra, pi. 10. f. 67. 



Hub. IMatnog, province of Albay, island of Luzon (found on the 

 reefs) ; Cuming. 



I dedicate this species to H. Cuming, Esq., as being one of the 

 most beautiful and characteristic of the many interesting new Mitres 

 collected by that indefatigable naturalist during his researches 

 amongst the Philippine Islands. 



Mjtra rubigixosa. Mitr. testa, elongato-ovatil, subfusiformi, traiis- 

 versim crebrisidcatd, sulcis puncturatis ; albd, riibiginoso-tinctd ; 

 columella quinqueplicatd, plicis injimis siibobscuris . 

 Conch. Icon., Mitra, pi. 10. f. GS. 



Hab. Island of Ticao, Phili])pines (found on the reefs at low water) ; 

 Cuming. 



The iron-mould spots on this shell exhibit rather a tessellated 

 style of arrangement. 



Mitra inteklirata. Mitr. testd siibelongatd, spird acutd, trans- 

 versim liratd, liris mimerosis, acutiusculis, lira minore interciir- 

 rente, interstitiis striis longitudinulibus elevatis cancellatis ; albd, 

 maculis per paucis distant ibus aurantio -fuscescentibus tinctd ; colu- 

 melld subumbilicatd, quinqueplicatd, plicis injimis subobscuris ; 

 basi leviter ascendente ; aperturd longiusculd. 



Conch. Icon., Mitra, pi. 10. f. 70. 



Hab. Island of Masbate, Philii)pines (found in sandy mud at the 

 depth of four fathoms) ; Cuming. 



The narrow intermediate ridge forms a prominent feature in this 

 species. 



Mitra zebuexsis. Mitr. testd subfusiformi, nitidd, basin versus 

 sulcatd, liris planiusculis, confertis, subtilissime cancellatd, liris 

 longitudinalibus fortioribus ; albidd, anfractuum parte superiori 

 maculis grandibus pcrpaucis castaneo-fuscis ornatd ; columelld 

 quinqueplicatd. 



Conch. Icon., Mitra, pi. 10. f. 73. 



Hab. Island of Zebu, Philippines (found on the reefs at low water) ; 

 Cuming. 



The brown spots being situated around the upi)er part of the whorls 

 give an irregular tessellated character to the spire. 



MiTR.A iXFECTA. Mitr. tcstd ovatd, basi recurvd, spird ucuminatd ; 

 anfractibus striis impressis cinctis, ultimo tumidiusculo ; pullide 

 flavd, maculis castaneo-fuscis pictd ; co/umelll obsolete sexplicutd. 

 Ann. i^May. N. Hint. Vol. xv. Suppl. 2 L 



