﻿PUPINIDiE.— Plate VIII. 



Spec 



(Mus. Brit.) 



Megalomastoma simulacrum. Meg. testa elatd, pyra- 

 midatd, ruhro-fiiscd, teuuiter striata; anfradihus 

 decern, convexis ; aperturd circulari, marglve du- 

 plicato, latere interno anguste elevato, exttrno hili- 

 rcflexo, e.q)anso, plaimlato, alio; apud anfraduiu 

 ulthmim angiistato, sinuatim plieato. 



The image Megalomastoma. Shell elevated, pyra- 

 midal, reddish-brown, finely striated ; whorls 

 ten, convex ; aperture circular, margin duplicate, 

 on the inner side narrowly elevated, on the outer 

 broadly reflected, expanded, flattened, white ; 

 narrowed and sinuously plaited against the last 

 whorl. 



MoRELET. Adams. Sowb. Thes. Megalomastoma, Fig. 

 3,4. 



Hah. Guatemala. 



Species 73. (Mus. Sowerby.) 



Megalomastoma Guatemalense. Meg. tedd ehtd, 

 pyramidatd, angustd, turritd, fu.tcd; anfnuiijins 

 rotmidis, gradatim crescentibus, ultimo augii.^le 

 umbilicato, carinato ; aperturd subrotundd, mur- 

 gine reflexo, angusto, albo. 



The Guatemala Megalomastoma. Shell elevated, 

 pyramidal, narrow, turreted, brown ; whorls 

 round, gradually increased, last narrowly nm- 

 bilicated, carinated ; aperture rather rounded, 

 margin reflected, narrow, white. 



Pfeiffer. Adams. Sowb. Thes. Megalomastoma, 

 Fig. G. 



Hab. Guatemala. 



Species 74. (Mus. Sowerby.) 



Megalomastoma leonixum. Meg. festd brevi, hrvi, 

 pujiitfonni, j'ldrd, solidd, ventricosd ; anfradibus 

 quiwjiie, iiltiiiii) magna, infra carinato et um- 

 bilicato; aperturd magna, subcirculari, margine 

 albo, angusto, rejlexo, rot undo. 



The leonine Megalomastoma. Shell short, smooth, 

 pu[)a-shaped, fulvous, solid, veutricose ; whorls 



five, last large, keeled and umbilicatcd below ; 

 aperture large, subcircular, margin white, nar- 

 row, reflected, rounded. 



Pfeiffer. Adams. Sowb. Thes. Conch. Fnpinidn; 

 (Megal.) Fig. 7. 



Hah. Cuba. 



A shorter shell than M. tortum, with the margin 

 of the ajierture not winged. 



Species 75. (Mus. Brit.) 



Megalomastoma funiculatum. Meg. testa angustd, 

 purimreo-fnscd, pupaeformi, altd ; anfradibus sex, 

 ri'ihi'.<cii)i^, saperioribus attenuatis ; ultimo alto, 

 ri'i-liliifcnili, infra snbcarinatd et umhilicatd ; 

 aperturd jiavidd, subauriformi, margine anguste 

 reflexo, roiundo, integro. 



The chimney-shaped Megalomastoma. Shell nan-ow, 

 pui-ple-brown, pupa-shaped, high ; whorls six, 

 rather straight, upper attenuated; last high, 

 Btr aight-sided, slightly keeled and umbilicated ; 

 aperture yellowish, rather auriform, margin nar- 

 rowly reflected, rounded, entire. 



Benson. Adams. Sowb. Thes. Conch. Megalomas- 

 toma, Fig. 8. 



Hab. Darjiliag, India. 



Species 76. (Mus. Brit.) 



Megalomastoma bitubekculatum. Meg. testa solidd, 

 altd, ventricosd, pupaefor7m; anfradibus sex, con- 

 vexis, superioribus pallidis, inferioribus purpureis; 

 suturd profundissimd ; aperturd circulari, mar- 

 gine liilr rijh'.cu ; latere externo folialim duplicato, 

 aimd infnirhiiii- ultimum rotunde bialato, post 

 apertniain caiiah'eiilato. 



The bituberculated Megalomastoma. Shell solid, 

 high, ventricose, pupa-shaped; ivhorls six, con- 

 vex, upper pale, lower purple ; suture very 

 deep ; aperture circular, margin broadly reflected ; 

 outer side doubly foliated, roundly two-winged, 

 with a canal behind the aperture. 



SowEUBT. Adams. Sowb. Thes. Megalomastoma, 

 Fig. 10. 



Cyclostoma solenalum. Poey. 



Hab. Cuba. 



A bolder and more cylindrical shell than Megalo- 

 masionm tortum, with the alw on the margin of the 

 lip at the iuterrujited part rounded and conspicuous. 



