Taxonomic names from W. C. Mansfield 1925

  • Adeorbis guppyi, W. C. Mansfield 1925 [Vitrinellidae]
  • Alectrion brassoensis, W. C. Mansfield 1925 [Nassariidae]
  • Amauropsis trinitatensis, W. C. Mansfield 1925 [Naticidae]
  • Ancilla brassica, Maury 1925 [Olividae]
  • Ancilla caroniana, Maury 1925 [Ancillariidae]
  • Ancilla caroniana springvalensis, W. C. Mansfield 1925 [Ancillariidae]
  • Ancilla paralamellata, W. C. Mansfield 1925 [Olividae]
  • Ancillaria lamellata, Guppy 1866 [Olividae]
  • Borsonia (Paraborsonia) brassoensis, W. C. Mansfield 1925 [Borsoniidae]
  • Cadulus caronensis, W. C. Mansfield 1925 [Gadilidae]
  • Cadulus parianus, Guppy 1896 [Gadilidae]
  • Caecum properegulare, W. C. Mansfield 1925 [Caecidae]
  • Calliostoma attrina, W. C. Mansfield 1925 [Trochidae]
  • Calliostoma rhombotum, W. C. Mansfield 1925 [Trochidae]
  • Cancellaria bulbrooki, W. C. Mansfield 1925 [Cancellariidae]
  • Cancellaria springvaleensis, W. C. Mansfield 1925 [Cancellariidae]
  • Conus manzanillaensis, W. C. Mansfield 1925 [Conidae]
  • Conus multiliratus walli, W. C. Mansfield 1925 [Conidae]
  • Conus trinitatensis, W. C. Mansfield 1925 [Conidae]
  • Cypraea trinitatensis, W. C. Mansfield 1925 [Cypraeidae]
  • Dentalium cossmannianum, Pilsbry and Sharp 1897 [Dentaliidae]
  • Drillia consors bullbrooki, W. C. Mansfield 1925 [Drilliidae]
  • Drillia consors trinitatensis, W. C. Mansfield 1925 [Drilliidae]
  • Drillia daditrina, W. C. Mansfield 1925 [Drilliidae]
  • Drillia inadrina, W. C. Mansfield 1925 [Drilliidae]
  • Drillia inniadda, W. C. Mansfield 1925 [Drilliidae]
  • Drillia manzanillaensis, W. C. Mansfield 1925 [Drilliidae]
  • Drillia niaddrina, W. C. Mansfield 1925 [Mangeliidae]
  • Drillia nitrina, W. C. Mansfield 1925 [Drilliidae]
  • Drillia pennyi, W. C. Mansfield 1925 [Drilliidae]
  • Drillia pennyi acaria, W. C. Mansfield 1925 [Drilliidae]
  • Drillia propefusiformis, W. C. Mansfield 1925 [Drilliidae]
  • Drillia ritanida, W. C. Mansfield 1925 [Pseudomelaniidae]
  • Drillia tridadina, W. C. Mansfield 1925 [Drilliidae]
  • Glyphostoma addrina, W. C. Mansfield 1925 [Clathurellidae]
  • Glyphostoma caronensis, W. C. Mansfield 1925 [Clathurellidae]
  • Glyphostoma triniada, W. C. Mansfield 1925 [Clathurellidae]
  • Liotia machapooreensis, W. C. Mansfield 1925 [Liotiidae]
  • Mangilia micropleura, Guppy 1867 [Mangeliidae]
  • Marginella (Closia) () [Volutidae]
  • Marginella (Closia) nitrina, W. C. Mansfield 1925 [Cystiscidae]
  • Marginella (Gibberula) trinitatensis, W. C. Mansfield 1925 [Cystiscidae]
  • Marginella (Persicula) propeobesa, W. C. Mansfield 1925 [Cystiscidae]
  • Marginella brassoensis, W. C. Mansfield 1925 [Marginellidae]
  • Marginella bulbrooki, W. C. Mansfield 1925 [Marginellidae]
  • Marginella faba, Linnaeus 1758 [Marginellidae]
  • Marginella guaica, Maury 1925 [Marginellidae]
  • Marginella guppyana, W. C. Mansfield 1925 [Marginellidae]
  • Marginella solitaria, Guppy 1896 [Marginellidae]
  • Marginella solitaria montserratensis, W. C. Mansfield 1925 [Marginellidae]
  • Marginella springvalensis, Maury 1925 [Marginellidae]
  • Metulella caronensis, W. C. Mansfield 1925 [Columbellidae]
  • Microdrillia propetrina, W. C. Mansfield 1925 [Borsoniidae]
  • Microdrillia trina, W. C. Mansfield 1925 [Borsoniidae]
  • Mitra longa couvensis, Maury 1925 [Mitridae]
  • Modulus tamanensis, Maury 1925 [Modulidae]
  • Natica youngi, Maury 1917 [Naticidae]
  • Petaloconchus alcimus, W. C. Mansfield 1925 [Vermetidae]
  • Phos bullbrooki, W. C. Mansfield 1925 [Buccinidae]
  • Phos trinitatensis, W. C. Mansfield 1925 [Buccinidae]
  • Pseudoliva guppyi, W. C. Mansfield 1925 [Buccinidae]
  • Pseudorotella, Fischer 1857 [Tornidae]
  • Solenosteira semiglobosa, Guppy 1911 [Buccinidae]
  • Strombina walli, W. C. Mansfield 1925 [Columbellidae]
  • Teinostoma (Pseudorotella) caronensis, W. C. Mansfield 1925 [Tornidae]
  • Tornatina (Cylichnella) (Gabb 1873) [Cylichnidae]
  • Turricula bristoli, Maury 1925 [Costellariidae]
  • Turricula springvaleensis, W. C. Mansfield 1925 [Costellariidae]
  • Turris brassoensis, W. C. Mansfield 1925 [Turridae]
  • Turritella caparonis, Maury 1925 [Turritellidae]
  • Turritella gatunensis, Conrad 1857 [Turritellidae]
  • Turritella gatunensis caronensis, W. C. Mansfield 1925 [Turritellidae]
  • Turritella machapoorensis, Maury 1925 [Turritellidae]
  • Turritella montserratensis, W. C. Mansfield 1925 [Turritellidae]
  • Turritella perattenuata praecellens, Pilsbry and Brown 1917 [Turritellidae]
  • Typhis sawkinsi, W. C. Mansfield 1925 [Muricidae]