Sell globosely or widely conic with moderately low
Or flat spire………………………………………………………………………………………………
Shell ovate-conical,oval or subglobosely conic, its spire a little exerted or moderately high………………………………………………………………………………………..
Shell medium or large,moderately thick to quite thick,globosely or widely conic;body whorl well rounded . lip thick, with parietal callus wide, moderately thick to very thick
Shell lage,thin,widely conic,with low, flat spire. The body whorl has a smooth,narrow shoulder. The ward. Aperture elongately oval, beaked at the basal lip. Color of shell chestnut brown or greenish brown, banded.
Lip thin, yellowish orange or grayish orange, with parietal callus thin and narrow. Operculum thin, with steel-blue nacre. Distributed only in the suth. Fig …………………………………………………………………………………. p. angelica
Shell large,moderately thick, globosely or widely conic,with low,obliquely flat spire;brown or olive-green colored,unbanded .body whorl well rounded. Lip widely oval, thick whitish or purplish-white,with parietal callus thick and wide . operculum heavy,thick,wth silvery pinkish-white nacre. Common in central thailend,rare in the north and northeast. Absent in the south. Fig………………………………. p. ampullaceal
Shell medium or large,thick,globosely or widely conic, with low spire; brown, chestnul brown or greenish brown in color; banded or unbanded.body whorl well rounded,with upper margin slightly cushioned.lip thick,slightly retroverted,with parietal callus thick and wide,yellowish-orang colored. Operculum thick,with silvery pinkish-while nacre. Widely distributed,except in sout. Fig. …………………. p.pesmei
Shell moderately thick, large, glossy, oual or sub-globosely conic, with moderately hige spire, shestnut brown or greenish brown, unbanded Lip retroverting very little laterally, thin, orange or purplish-orange colored, with parietal callus thin and wide. Operculum thin, whit steen-blue nacre, Widely distributed, except in the south. Fig 4………………………………………………………………… P.polita
Shell thin,medium, rarely large, ovale-conical ornsubglobosely conic, with spire little exerted; chestnut brown,dark brown or greenish brown ,conspicuously banded,rarely unbanded. Body whorl somewhat smoothly slope at upper surface,middle surface
Sell globosely or widely conic with moderately lowOr flat spire………………………………………………………………………………………………Shell ovate-conical,oval or subglobosely conic, its spire a little exerted or moderately high………………………………………………………………………………………..Shell medium or large,moderately thick to quite thick,globosely or widely conic;body whorl well rounded . lip thick, with parietal callus wide, moderately thick to very thickShell lage,thin,widely conic,with low, flat spire. The body whorl has a smooth,narrow shoulder. The ward. Aperture elongately oval, beaked at the basal lip. Color of shell chestnut brown or greenish brown, banded.Lip thin, yellowish orange or grayish orange, with parietal callus thin and narrow. Operculum thin, with steel-blue nacre. Distributed only in the suth. Fig …………………………………………………………………………………. p. angelicaShell large,moderately thick, globosely or widely conic,with low,obliquely flat spire;brown or olive-green colored,unbanded .body whorl well rounded. Lip widely oval, thick whitish or purplish-white,with parietal callus thick and wide . operculum heavy,thick,wth silvery pinkish-white nacre. Common in central thailend,rare in the north and northeast. Absent in the south. Fig………………………………. p. ampullacealShell medium or large,thick,globosely or widely conic, with low spire; brown, chestnul brown or greenish brown in color; banded or unbanded.body whorl well rounded,with upper margin slightly cushioned.lip thick,slightly retroverted,with parietal callus thick and wide,yellowish-orang colored. Operculum thick,with silvery pinkish-while nacre. Widely distributed,except in sout. Fig. …………………. p.pesmeiShell moderately thick, large, glossy, oual or sub-globosely conic, with moderately hige spire, shestnut brown or greenish brown, unbanded Lip retroverting very little laterally, thin, orange or purplish-orange colored, with parietal callus thin and wide. Operculum thin, whit steen-blue nacre, Widely distributed, except in the south. Fig 4………………………………………………………………… P.politaShell thin,medium, rarely large, ovale-conical ornsubglobosely conic, with spire little exerted; chestnut brown,dark brown or greenish brown ,conspicuously banded,rarely unbanded. Body whorl somewhat smoothly slope at upper surface,middle surface
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Sell globosely or widely conic with moderately low
Or flat spire………………………………………………………………………………………………
Shell ovate-conical,oval or subglobosely conic, its spire a little exerted or moderately high………………………………………………………………………………………..
Shell medium or large,moderately thick to quite thick,globosely or widely conic;body whorl well rounded . lip thick, with parietal callus wide, moderately thick to very thick
Shell lage,thin,widely conic,with low, flat spire. The body whorl has a smooth,narrow shoulder. The ward. Aperture elongately oval, beaked at the basal lip. Color of shell chestnut brown or greenish brown, banded.
Lip thin, yellowish orange or grayish orange, with parietal callus thin and narrow. Operculum thin, with steel-blue nacre. Distributed only in the suth. Fig …………………………………………………………………………………. p. angelica
Shell large,moderately thick, globosely or widely conic,with low,obliquely flat spire;brown or olive-green colored,unbanded .body whorl well rounded. Lip widely oval, thick whitish or purplish-white,with parietal callus thick and wide . operculum heavy,thick,wth silvery pinkish-white nacre. Common in central thailend,rare in the north and northeast. Absent in the south. Fig………………………………. p. ampullaceal
Shell medium or large,thick,globosely or widely conic, with low spire; brown, chestnul brown or greenish brown in color; banded or unbanded.body whorl well rounded,with upper margin slightly cushioned.lip thick,slightly retroverted,with parietal callus thick and wide,yellowish-orang colored. Operculum thick,with silvery pinkish-while nacre. Widely distributed,except in sout. Fig. …………………. p.pesmei
Shell moderately thick, large, glossy, oual or sub-globosely conic, with moderately hige spire, shestnut brown or greenish brown, unbanded Lip retroverting very little laterally, thin, orange or purplish-orange colored, with parietal callus thin and wide. Operculum thin, whit steen-blue nacre, Widely distributed, except in the south. Fig 4………………………………………………………………… P.polita
Shell thin,medium, rarely large, ovale-conical ornsubglobosely conic, with spire little exerted; chestnut brown,dark brown or greenish brown ,conspicuously banded,rarely unbanded. Body whorl somewhat smoothly slope at upper surface,middle surface
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