﻿168 
  PROCEEDINGS 
  OF 
  THE 
  MALACOLOGICAL 
  SOCIEXr. 
  

  

  HokoEus 
  PRiNCEPs, 
  n.sp. 
  

  

  Shell 
  moderately 
  solid, 
  with 
  blunt 
  apex 
  ; 
  earlier 
  whorls 
  pale 
  

   yellowish 
  white, 
  later 
  whorls 
  painted 
  and 
  transversely 
  streaked 
  and 
  

   banded 
  with 
  reddisli 
  and 
  blackish 
  brown 
  ; 
  whorls 
  10, 
  somewhat 
  

   flattened, 
  sculptured 
  with 
  fine 
  transverse 
  strise 
  crossed 
  by 
  fine 
  spirals, 
  

   thus 
  presenting 
  a 
  finely 
  decussate 
  appearance 
  ; 
  base 
  of 
  shell 
  smooth 
  

   excepting 
  lines 
  of 
  growth 
  ; 
  sutures 
  impressed, 
  crenellate 
  ; 
  columella 
  

  

  obliquely 
  curved, 
  abruptly 
  truncate 
  ; 
  labrum 
  acute, 
  simple 
  ; 
  aperture 
  

   inversely 
  auriform 
  ; 
  interior 
  of 
  shell 
  polished, 
  bluish 
  white, 
  shading 
  

   to 
  a 
  violet 
  hue 
  near 
  the 
  aperture. 
  Alt. 
  51, 
  diam. 
  maj. 
  15, 
  min. 
  

   14 
  mm.; 
  aperture, 
  alt. 
  14-5, 
  diam. 
  6-5 
  mm. 
  

  

  A 
  very 
  handsome 
  species 
  whose 
  large 
  size 
  and 
  finely 
  decussate 
  

   appearance 
  easily 
  separate 
  it 
  from 
  other 
  Abyssinian 
  members 
  of 
  the 
  

   group, 
  

  

  HOMORTJS 
  PERLirCIDA, 
  n.Sp. 
  

  

  Shell 
  solid, 
  subulate, 
  with 
  sub-mamillary 
  apical 
  whorls, 
  thin, 
  

   transparent, 
  polished, 
  shining, 
  pale 
  yellow 
  ; 
  whorls 
  9, 
  flattish, 
  faintly 
  

   marked 
  with 
  fine 
  transverse 
  growth-lines; 
  sutures 
  impressed, 
  margined 
  

   below 
  ; 
  columella 
  excavated 
  above, 
  descending 
  in 
  a 
  curve 
  ; 
  labrum 
  

  

  I 
  

  

  simple, 
  acute; 
  aperture 
  inversely 
  auriform. 
  Alt. 
  13-5, 
  diam. 
  maj. 
  3, 
  

   min. 
  2-75 
  mm. 
  ; 
  aperture, 
  alt. 
  3, 
  diam. 
  1-75 
  mm. 
  

  

  A 
  pretty 
  little 
  species, 
  and 
  one 
  which 
  would 
  seem 
  to 
  be 
  very 
  hardy, 
  

   as 
  many 
  of 
  the 
  specimens 
  revived 
  when 
  placed 
  on 
  damp 
  wadding 
  and 
  

  

  