﻿87 
  

  

  scribed 
  by 
  Dr. 
  Baird, 
  together 
  with 
  some 
  species 
  of 
  Caprella, 
  Nymphon 
  and 
  Pycno- 
  

   gonum, 
  described 
  by 
  Mr. 
  A. 
  White. 
  

  

  Dr. 
  Dana's 
  Conspectus 
  of 
  Crustacea 
  has 
  been 
  continued 
  in 
  the 
  Proceedings 
  of 
  the 
  

   Acad. 
  Nat. 
  Sci. 
  Philadelph, 
  v., 
  No. 
  IJ, 
  comprising 
  the 
  Pagnrids, 
  with 
  descriptions 
  of 
  

   15 
  new 
  species. 
  

  

  A 
  memoir 
  by 
  Fr. 
  Muller 
  on 
  two 
  new 
  species 
  of 
  the 
  remarkable 
  genus 
  Tanais, 
  with 
  

   figures, 
  appears 
  in 
  ihe 
  Archiv. 
  f. 
  Naturg. 
  v. 
  18 
  Heft. 
  i. 
  

  

  Entomostraca. 
  — 
  A 
  monograph 
  of 
  the 
  Apodidae, 
  containing 
  5 
  species 
  of 
  Apus 
  

   (1 
  new, 
  from 
  St. 
  Domingo), 
  and 
  3 
  species 
  of 
  Lepidurus, 
  and 
  descriptions 
  of 
  two 
  new 
  

   species 
  of 
  Cypris, 
  was 
  read 
  at 
  the 
  meeting 
  of 
  the 
  Zoological 
  Society 
  on 
  the 
  13th 
  of 
  

   January, 
  1852. 
  

  

  A 
  monograph 
  of 
  the 
  Branch! 
  podidae, 
  containing 
  a 
  new 
  genus 
  and 
  a 
  new 
  species 
  

   from 
  St. 
  Domingo, 
  together 
  with 
  descriptions 
  of 
  two 
  new 
  Limnadiadfe 
  from 
  Brazil 
  and 
  

   St. 
  Domingo, 
  was 
  also 
  read 
  by 
  Mr. 
  Baird, 
  at 
  the 
  meeting 
  of 
  the 
  same 
  Society 
  on 
  the 
  

   10th 
  of 
  February, 
  1853. 
  

  

  A 
  monograph 
  of 
  the 
  Entomostraca 
  of 
  the 
  Cretaceous 
  formation 
  of 
  England, 
  by 
  

   T. 
  R. 
  Jones, 
  has 
  appeared 
  in 
  the 
  publications 
  of 
  the 
  Palaeontographical 
  Society, 
  

   1851. 
  

  

  An 
  excellent 
  memoir 
  by 
  Dr. 
  Fischer 
  on 
  new 
  Russian 
  species 
  of 
  Branchiopoda 
  

   and 
  Entomostraca, 
  illustrated 
  with 
  10 
  plates, 
  4to., 
  has 
  been 
  published. 
  

  

  Dr. 
  Fischer 
  has 
  also 
  published 
  a 
  memoir 
  on 
  Russian 
  species 
  of 
  Cypris, 
  with 
  plates. 
  

  

  A 
  new 
  genus 
  of 
  Entomostraca 
  belonging 
  to 
  the 
  Calanidse, 
  from 
  the 
  Atlantic 
  

   Ocean, 
  off 
  Patagonia 
  (Labidocera 
  Darwinii), 
  has 
  been 
  described 
  by 
  Mr. 
  Lubbock 
  

   (Ann. 
  Nat. 
  Hist. 
  Jan. 
  1853), 
  remarkable 
  lor 
  the 
  prehensile 
  structure 
  of 
  the 
  right 
  an- 
  

   tenna 
  of 
  the 
  male. 
  

  

  A 
  memoir 
  by 
  Van 
  Beneden 
  entitled 
  ' 
  Recherches 
  sur 
  quelques 
  Crustaces 
  inferieures,' 
  

   of 
  the 
  coast 
  of 
  Belgium, 
  was 
  communicated 
  to 
  the 
  Academic 
  des 
  Sciences 
  on 
  the 
  

   17th 
  of 
  November, 
  1851, 
  and 
  is 
  published 
  in 
  the 
  Ann. 
  Sci. 
  Nat. 
  torn. 
  xvi. 
  

  

  A 
  memoir 
  by 
  Fr. 
  Muller 
  on 
  the 
  [genera 
  Caligus 
  and 
  Chalimus, 
  appears 
  in 
  the 
  

   Archiv. 
  f. 
  Naturg. 
  18 
  Heft. 
  i. 
  p. 
  91. 
  

  

  CiRRHiPEDiA. 
  — 
  Mr. 
  Charles 
  Darwin's 
  classical 
  monograph 
  of 
  the 
  Cirrhipedes 
  has 
  

   been 
  published 
  by 
  the 
  Ray 
  Society. 
  

  

  Arachnida. 
  

  

  Some 
  observations 
  by 
  M. 
  Blanchard 
  on 
  the 
  circulation 
  of 
  blood 
  in 
  the 
  Arachnida, 
  

   as 
  observed 
  in 
  a 
  living 
  specimen 
  of 
  Mygale 
  Blondii, 
  were 
  read 
  at 
  the 
  Academie 
  des 
  

   Sciences 
  on 
  the 
  15th 
  March 
  1852, 
  and 
  are 
  given 
  in 
  the 
  ' 
  Comptes 
  Rendus,' 
  March 
  15, 
  

   1852, 
  and 
  in 
  the 
  Ann. 
  Nat. 
  Hist. 
  August, 
  1852. 
  M. 
  E. 
  Blanchard's 
  series 
  of 
  plates 
  

   of 
  the 
  anatomy 
  of 
  spiders 
  and 
  scorpions 
  are 
  noticed 
  among 
  the 
  general 
  anatomical 
  works. 
  

  

  A 
  curious 
  series 
  of 
  experiments 
  and 
  observations 
  on 
  the 
  effects 
  of 
  the 
  poison 
  of 
  spiders 
  

   on 
  man, 
  other 
  insects, 
  other 
  spiders, 
  and 
  on 
  inanimate 
  substances, 
  by 
  Mr.Blackwall, 
  

   is 
  published 
  in 
  the 
  21st 
  volume 
  of 
  the 
  ' 
  Transactions 
  of 
  the 
  Linnean 
  Society,' 
  pt. 
  1. 
  

  

  The 
  mortal 
  poisonous 
  effects 
  of 
  the 
  sting 
  of 
  the 
  scorpion 
  of 
  the 
  North 
  of 
  Africa, 
  

   both 
  upon 
  man 
  and 
  animals, 
  have 
  formed 
  the 
  subject 
  of 
  a 
  series 
  of 
  observations 
  by 
  

   M. 
  Guyon, 
  addressed 
  to 
  the 
  Academie 
  des 
  Sciences 
  on 
  the 
  13th 
  of 
  March, 
  1852. 
  

  

  