﻿90 
  MARINE 
  MOT.LTTSCA 
  DESCRTBED 
  BY 
  P. 
  V. 
  CARPENTER 
  

  

  for 
  the 
  holotj'pe 
  because 
  part 
  of 
  the 
  data 
  given 
  by 
  Carpenter 
  for 
  each 
  specimen 
  is 
  erroneous. 
  

   The 
  writer 
  chooses 
  the 
  specimen 
  U. 
  S. 
  National 
  Museum, 
  no. 
  15592 
  as 
  the 
  lectotype 
  and 
  

   the 
  Redpath 
  Museum 
  specimen 
  as 
  a 
  lectoparatype. 
  The 
  Redpath 
  Museum 
  specimen 
  was 
  found 
  

   by 
  Vicente 
  Conde 
  and 
  sent 
  to 
  tlie 
  writer 
  during 
  the 
  editing 
  of 
  the 
  manuscript. 
  

  

  Kelsey 
  (1902) 
  apparently 
  misunderstood 
  a 
  portion 
  of 
  Ball's 
  notes 
  to 
  him, 
  for 
  it 
  was 
  

   Cooper 
  who 
  found 
  the 
  shell 
  and 
  not 
  Carpenter. 
  Carpenter 
  was 
  never 
  on 
  the 
  Pacific 
  Coast. 
  

  

  Lccfotyt^e. 
  — 
  U. 
  S. 
  National 
  Museum, 
  no. 
  15592; 
  lectoparatype, 
  Redpath 
  Museum, 
  no. 
  

   15372 
  

  

  Distribution. 
  — 
  San 
  Pedro 
  to 
  San 
  Diego, 
  California 
  [San 
  Pedro] 
  (type) 
  ; 
  Alonterey, 
  

   California, 
  to 
  San 
  Hipolito 
  Point, 
  Lower 
  California 
  (Burch) 
  

  

  Genus 
  Pseudopythina 
  Fischer, 
  1878 
  

  

  Pscitdopythina 
  Fischer, 
  1878, 
  Act. 
  Soc. 
  Linn. 
  Bordeaux, 
  vol. 
  32, 
  ser. 
  4, 
  t. 
  II, 
  p. 
  178 
  

   Type 
  species 
  by 
  monotypy, 
  P. 
  Mac-Andrczvi 
  Fischer, 
  1867, 
  Jour, 
  de 
  Conchyl., 
  vol. 
  XV, 
  p. 
  

   194, 
  pi. 
  IX, 
  fig. 
  1. 
  Recent. 
  Northern 
  Spain 
  and 
  southwestern 
  France. 
  Portugal 
  

  

  Pseudopythina 
  rugifera 
  (Carpenter) 
  

   (PI. 
  9, 
  figs. 
  1-5) 
  

  

  Pythina 
  rugifera 
  Carpenter, 
  1864b, 
  p. 
  602, 
  643; 
  Reprint, 
  1872, 
  p. 
  88, 
  129; 
  1865, 
  Acad. 
  Nat. 
  

   Sci. 
  Philadelphia, 
  Proc, 
  vol. 
  17, 
  p. 
  57; 
  Cooper, 
  1867, 
  Geog. 
  Cat. 
  Moll., 
  Geol. 
  Sur. 
  Cali- 
  

   fornia, 
  p. 
  9; 
  Tryon, 
  1872, 
  Acad. 
  Nat. 
  Sci. 
  Philadelphia, 
  Proc., 
  vol. 
  24, 
  p. 
  233 
  

  

  Lepton 
  rude 
  (Dall 
  ms.), 
  Whiteaves, 
  1880, 
  Rept. 
  Progress 
  Geol. 
  Sur. 
  Canada, 
  1878-79, 
  p. 
  

   198B, 
  fig. 
  2 
  

  

  Erxcina 
  (Pseudopythina) 
  rugifera 
  (Carpenter), 
  Dall, 
  1899, 
  U. 
  S. 
  Nat. 
  AIus., 
  Proc, 
  vol. 
  21, 
  

   no. 
  1177, 
  p. 
  880, 
  887, 
  pi. 
  LXXXVII, 
  fig. 
  4 
  

  

  Pseudopythina 
  rugifera 
  (Carpenter), 
  Dall, 
  1921, 
  p. 
  Z7 
  \ 
  Oldroyd, 
  1924, 
  p. 
  136, 
  pi. 
  15, 
  fig. 
  9 
  

   = 
  pi". 
  38, 
  fig. 
  8, 
  pi. 
  38, 
  fig. 
  9 
  = 
  Dall, 
  1899, 
  pi. 
  87, 
  fig. 
  4; 
  Oldroyd, 
  1924, 
  Pub. 
  Puget 
  

   Sound 
  Biol. 
  Station, 
  vol. 
  4, 
  p. 
  40, 
  pi. 
  27, 
  figs. 
  8, 
  9; 
  Baily, 
  1935, 
  West 
  Coast 
  Shells, 
  

   (Keep) 
  p. 
  78, 
  fig. 
  49 
  = 
  Dall, 
  1899, 
  pi. 
  87, 
  fig. 
  4; 
  Keen, 
  1937, 
  p. 
  25; 
  Abbott, 
  1954, 
  p. 
  

   395, 
  fig. 
  80a, 
  same 
  fig. 
  as 
  Dall, 
  1899 
  

  

  Pseudopythina 
  compressa 
  Oldroyd, 
  1924, 
  not 
  Dall, 
  1899, 
  pi. 
  11, 
  fig. 
  11 
  noted 
  by 
  Willett 
  

   AND 
  Keen 
  in 
  Burch, 
  1944, 
  no. 
  40, 
  p. 
  17; 
  Burch, 
  1944, 
  no. 
  40, 
  p. 
  17; 
  no. 
  41, 
  p. 
  20; 
  Burch, 
  

   1945, 
  no. 
  45, 
  p. 
  13 
  

  

  "Pythina 
  rugifera, 
  n.s. 
  Two 
  living 
  sp. 
  Intermediate 
  between 
  Pythina 
  and 
  KcUia." 
  [Car- 
  

   penter, 
  1864b, 
  p. 
  6021 
  

  

  "Pythina 
  rugifera. 
  n.s. 
  Large, 
  thin, 
  slightly 
  indented; 
  tcetli 
  minute; 
  epidermous 
  shaggy." 
  

   [Carpenter, 
  1864b, 
  p. 
  643] 
  

  

  "P. 
  t. 
  majore, 
  tenuissima, 
  valde 
  transversa, 
  subquadrata, 
  vix 
  inaequilaterali 
  ; 
  lineis 
  incre- 
  

   menti 
  ct 
  epidcrmide 
  rugosa, 
  confertissime 
  laminata, 
  ornata 
  ; 
  umbonibus 
  latis, 
  valde 
  prominen- 
  

   tibus, 
  antice 
  flutentibus 
  ; 
  marginibus, 
  dorsalibus 
  satis 
  regulariter 
  excurvatis, 
  regione 
  postica 
  

   pauluin 
  niajorc; 
  vcntrali 
  planato, 
  sen 
  medio 
  concavo 
  : 
  intus, 
  cardine 
  maxime 
  delicatulo; 
  dcnte 
  

   cardinali 
  uno 
  minore, 
  clavicnla 
  antica 
  laterali 
  inconspicua 
  ; 
  iaterali 
  postico 
  nullo. 
  Long. 
  .77, 
  

   lat. 
  .44, 
  alt. 
  .3. 
  

  

  "Hab. 
  In 
  sinu 
  Pugctiano 
  specimena 
  duo, 
  (quorum 
  unum 
  fractuni,) 
  piscavit 
  Kennerley. 
  

  

  "Inter 
  Pythinas 
  typicas 
  et 
  Kellias 
  locum 
  tenet." 
  [Cari>enter, 
  1865e, 
  p. 
  58.] 
  

  

  From 
  the 
  character 
  of 
  the 
  type, 
  which 
  is 
  concave 
  in 
  the 
  midventral 
  line, 
  Willett 
  and 
  Keen 
  

   (Burch, 
  1944, 
  no. 
  40, 
  p. 
  17) 
  are 
  correct 
  in 
  believing 
  that 
  Oldroyd 
  was 
  figuring 
  P. 
  rugifera 
  in 
  

   the 
  reference, 
  (PI. 
  11, 
  fig. 
  11) 
  

  

  Syntypes. 
  — 
  U. 
  S. 
  National 
  Museum, 
  no. 
  4445 
  (two 
  specimens) 
  

  

  Distribution. 
  — 
  Puget 
  Sound, 
  Washington 
  (type) 
  ; 
  Craig, 
  Alaska, 
  to 
  San 
  Bartholome, 
  

   Lower 
  California 
  (Willett 
  in 
  Burch, 
  1944). 
  Commensal 
  with 
  Upogebia 
  pugettensis 
  

   (Dana) 
  (ghost 
  shrimp) 
  and 
  on 
  the 
  sea 
  mouse, 
  Aphrodita. 
  

  

  Genus 
  Lepton, 
  Turton, 
  1822 
  

  

  Lepton 
  TuRTON, 
  1822, 
  Conchylia 
  Insularum 
  Britannicarum, 
  p. 
  61, 
  pi. 
  6, 
  figs. 
  1-3 
  

   Type 
  species 
  by 
  subsequent 
  designation, 
  Hkrmannsen, 
  1846, 
  Indicis 
  Gen. 
  Malacozoorum, 
  

   vol. 
  1, 
  p. 
  584; 
  .Solen 
  squanw.uis 
  Moxtagl\ 
  1803, 
  Test. 
  Brit., 
  t. 
  2, 
  p. 
  565; 
  Recent. 
  Brit- 
  

   ish 
  Isles, 
  Turton, 
  1822, 
  Conchylia 
  Insularum 
  llritannicarum, 
  pi. 
  6, 
  figs. 
  1-3. 
  

  

  