﻿NO. 
  1S46. 
  PACIFIC 
  MEDUSAE 
  AND 
  SIPHONOPHORAE—BIQELOW. 
  117 
  

  

  EXPLANATION 
  OF 
  PLATES. 
  

  

  Plate 
  1. 
  

  

  Meator 
  rubatra. 
  

   Fig. 
  1. 
  Side 
  view 
  of 
  type. 
  X3. 
  

  

  2. 
  Oral 
  view 
  of 
  same. 
  

  

  3. 
  Side 
  view 
  of 
  manubrium 
  of 
  another 
  specimen. 
  

  

  Catablema 
  muUicirrata. 
  

  

  Fig. 
  4. 
  Side 
  view 
  of 
  specimen, 
  29 
  mm. 
  high, 
  with 
  the 
  bell 
  opened 
  and 
  its 
  walls 
  

   turned 
  aside 
  to 
  show 
  the 
  manubrium. 
  

  

  5. 
  Radial 
  canal 
  and 
  portion 
  of 
  margin. 
  

  

  6. 
  Dissection 
  of 
  margin, 
  showiag 
  bases 
  of 
  an 
  old 
  and 
  a 
  yoimg 
  tentacle 
  in 
  side 
  ^Jiew. 
  

  

  7. 
  Portion 
  of 
  margin. 
  

  

  Catablema 
  vesicaria, 
  var. 
  nodulosa. 
  

  

  Fig. 
  8. 
  Side 
  view 
  of 
  specimen 
  21 
  mm. 
  in 
  diameter, 
  with 
  part 
  of 
  the 
  bell 
  wall 
  dissected 
  

   away 
  to 
  show 
  manubrium 
  and 
  gonads. 
  

  

  9. 
  Similar 
  dissection 
  of 
  a 
  young 
  specimen 
  10 
  mm. 
  in 
  diameter. 
  

  

  Plate 
  2. 
  

   Pandea 
  rubra. 
  

  

  Fig. 
  1. 
  Side 
  view 
  of 
  type, 
  47 
  mm. 
  high. 
  

  

  2. 
  Upper 
  part 
  of 
  another 
  specimen, 
  with 
  part 
  of 
  the 
  bell 
  wall 
  cut 
  away 
  to 
  show 
  

  

  manubrium 
  and 
  gonads. 
  

  

  3. 
  Radial 
  canal 
  and 
  portion 
  of 
  margin. 
  

  

  4. 
  Side 
  view 
  of 
  base 
  of 
  a 
  tentacle. 
  

  

  5. 
  Portion 
  of 
  radial 
  canal. 
  

  

  6. 
  Young 
  specimen, 
  27 
  mm. 
  high. 
  

  

  7. 
  Manubrium 
  of 
  same. 
  

  

  Calycopsis 
  nemataphora. 
  

   Fig. 
  8. 
  Type, 
  with 
  part 
  of 
  bell 
  wall 
  cut 
  away 
  to 
  show 
  manubrium. 
  X3. 
  

  

  Plate 
  3. 
  

  

  Calycopsis 
  nematophora. 
  

   Fig. 
  1. 
  Margin. 
  

  

  2. 
  Aboral 
  view 
  of 
  subumbrella, 
  with 
  manubrium 
  largely 
  cut 
  away 
  to 
  show 
  its 
  

  

  relation 
  to 
  the 
  canals. 
  

  

  3. 
  Portion 
  of 
  lip. 
  

  

  Pantachogon 
  haecheli. 
  

  

  Fig. 
  4. 
  Side 
  view 
  of 
  specimen, 
  17 
  mm. 
  in 
  diameter. 
  

  

  5-7. 
  Successive 
  stages 
  in 
  the 
  development 
  of 
  the 
  gonads. 
  

  

  8. 
  Manubrium 
  and 
  proximal 
  part 
  of 
  gonads 
  of 
  a 
  large 
  specimen. 
  

  

  Crossota 
  alba. 
  

  

  Fig. 
  9. 
  Side 
  view 
  of 
  type. 
  X 
  about 
  3. 
  

  

  10. 
  Portion 
  of 
  margin 
  of 
  same, 
  showing 
  stumps 
  of 
  tentacles 
  of 
  different 
  ages. 
  

  

  11. 
  Portion 
  of 
  inner 
  surface 
  of 
  bell 
  of 
  another 
  specimen 
  to 
  show 
  manubrium 
  and 
  

  

  gonads. 
  

  

  12. 
  Sense-club 
  of 
  same. 
  X75. 
  

  

  