﻿G. 
  M. 
  Thomson. 
  — 
  On 
  the 
  Xew 
  Zealand 
  Entomostraca. 
  253 
  

  

  2. 
  Cypris 
  ciliata, 
  nov. 
  sp. 
  Fig. 
  A.l 
  a~g. 
  

  

  Valves 
  oval-ellii^tical, 
  slightly 
  narrowing 
  anteriorly, 
  liigii 
  in 
  the 
  middle, 
  

   very 
  convex 
  ; 
  greatest 
  height 
  less 
  than 
  two-thirds 
  of 
  the 
  length. 
  Margin 
  

   finely 
  denticulated 
  on 
  the 
  inside, 
  thiclily 
  fringed 
  with 
  fine 
  hairs. 
  Surface 
  

   more 
  or 
  less 
  hairy, 
  minutely 
  granular; 
  when 
  examined 
  under 
  a 
  high 
  power 
  

   it 
  appears 
  closely 
  reticulated. 
  Colour 
  very 
  variable, 
  ranging 
  from 
  whitish 
  

   yellow 
  to 
  dark 
  brown, 
  more 
  or 
  less 
  marked 
  with 
  brown, 
  and 
  sometimes 
  with 
  

   irregular 
  black 
  dots, 
  varying 
  chiefly 
  with 
  the 
  nature 
  of 
  the 
  mud 
  of 
  the 
  

   pools 
  in 
  which 
  the 
  animals 
  occur. 
  Valves 
  rather 
  opaque, 
  seldom 
  semi- 
  

   transparent. 
  Set^ 
  of 
  second 
  pair 
  of 
  legs 
  about 
  as 
  long 
  as 
  terminal 
  joint. 
  

   Post-abdominal 
  rami 
  long 
  and 
  slender 
  ; 
  their 
  claws 
  long 
  and 
  pectinately 
  

   toothed 
  ; 
  the 
  uppermost 
  seta 
  nearly 
  as 
  long 
  as 
  the 
  claw 
  next 
  it, 
  terminal 
  

   seta 
  about 
  half 
  as 
  long. 
  

  

  Length 
  -^-^ 
  inch 
  ; 
  height 
  -^ 
  inch. 
  

  

  Very 
  common 
  in 
  all 
  stagnant 
  fresh 
  water 
  near 
  Dunedin. 
  Wellington 
  

   (T. 
  W. 
  Kirk). 
  Probably 
  the 
  most 
  abundant 
  form 
  in 
  New 
  Zealand. 
  I 
  have 
  

   not 
  found 
  it 
  in 
  running 
  streams. 
  October 
  to 
  April 
  or 
  May. 
  

  

  8. 
  Cypris 
  viridis, 
  nov. 
  sp. 
  Fig. 
  A. 
  2 
  a-g. 
  

  

  Valves 
  broadly 
  reniform, 
  rounded 
  at 
  the 
  extremities, 
  slightly 
  hollowed 
  

   on 
  the 
  lower 
  margin, 
  elevated 
  in 
  the 
  centre 
  of 
  the 
  upper 
  margin; 
  greatest 
  

   height 
  about 
  equal 
  to 
  three-fourths 
  of 
  the 
  length. 
  Viewed 
  from 
  above 
  the 
  

   valves 
  are 
  very 
  convex 
  posteriorly, 
  broadly 
  ovate 
  in 
  form, 
  and 
  tapering 
  to 
  

   the 
  anterior 
  extremity. 
  Margins 
  and 
  surface 
  clothed 
  with 
  hairs. 
  Colour 
  a 
  

   dirty 
  green, 
  varying 
  in 
  intensity 
  ; 
  substance 
  of 
  the 
  valves 
  quite 
  opaque. 
  

   Under 
  a 
  high 
  power 
  the 
  surface 
  appears 
  to 
  be 
  minutely 
  granular. 
  Setae 
  of 
  

   second 
  pair 
  of 
  legs 
  short. 
  Post-abdominal 
  rami 
  very 
  slender 
  ; 
  the 
  claws 
  

   unequal, 
  and 
  also 
  very 
  slender. 
  Length 
  -^^ 
  inch 
  ; 
  height 
  -^L 
  inch. 
  

  

  Not 
  uncommon 
  in 
  pools 
  about 
  Dunedin 
  and 
  Taieri 
  Plain. 
  

  

  To 
  be 
  found 
  all 
  the 
  year 
  round. 
  I 
  have 
  taken 
  it 
  in 
  blocks 
  of 
  ice, 
  and 
  

   found 
  it 
  quite 
  lively 
  as 
  soon 
  as 
  its 
  covering 
  was 
  thawed. 
  

  

  4. 
  Cypris 
  littoralis, 
  nov. 
  sp. 
  Fig 
  A. 
  3 
  a-b, 
  and 
  B.l 
  a-d. 
  

  

  Valves 
  narrow 
  oblong, 
  compressed 
  ; 
  lower 
  margin 
  nearly 
  straight, 
  upper 
  

   evenly 
  and 
  slightly 
  arched, 
  highest 
  in 
  the 
  middle 
  ; 
  greatest 
  height 
  equal 
  to 
  

   less 
  than 
  half 
  the 
  length. 
  Surface 
  and 
  margins 
  quite 
  smooth. 
  Colour 
  

   yellowish-grey, 
  dotted 
  with 
  irregular 
  black 
  or 
  brown 
  spots. 
  Valves 
  semi- 
  

   transparent. 
  Terminal 
  setae 
  of 
  second 
  pair 
  of 
  legs 
  very 
  long 
  and 
  giumose. 
  

   Post-abdominal 
  rami 
  long, 
  slender 
  and 
  smooth 
  ; 
  the 
  two 
  large 
  terminal 
  

   claws 
  bearing 
  three 
  stout 
  teeth 
  near 
  their 
  apex. 
  

  

  Length 
  ^Vn. 
  ; 
  breadth 
  Vsii^- 
  

  

  This 
  minute 
  and 
  very 
  distinct 
  species 
  was 
  found 
  in 
  pools 
  of 
  brackish 
  

   water 
  at 
  Blueskin, 
  north 
  of 
  Dunedin. 
  The 
  specimen 
  figured 
  was 
  a 
  male 
  ; 
  

  

  