INDEX  OF  SPECIES  IN  VOL.  I. 
Acanthinomonus ,  a  genus  of  the  family  Stenocoridae, 
page  107. 
Acanthopterygii,  description  of  a  new  genus  of,  123. 
Ancistrosoma,  characters  of  this  new  genus,  307. 
Ancistrosoma  Klugii,  description  of,  308. 
Alepisaurus  ferox,  description  of  this  new  genus  and 
species  of  Acanthopterygian  fishes,  128;  addi- 
tional observations  on,  395. 
Anas  galericulata.  Linn.,  moulting  of,  &c.,  18. 
 sponsa.  Linn.,  moulting  of,  &c.,  18. 
Anthicus  cyaneus,  description  of,  100. 
Antilope  Addra,  Bennett,  observations  upon,  3,  7. 
  Dama,  PaUas,  observations  upon,  2. 
  M'horr,  Bennett,  description  of,  1. 
  iVanywer,  Bennett,  observations  upon,  2,  7. 
  ruficollis,  Hamilton  Smith,  observations  upon, 
3,  8. 
Aploa,  characters  of  this  new  genus  of  Coleopterous 
insects  of  the  family  Brachinidse,  91. 
Aploa  picta,  description  of,  92. 
Apteryx  australis,  description  of  this  bird,  71. 
Batrachia  (Perennibranchiate),  on  the  structure  of  the 
heart  of,  213. 
Beroe  pileus.  Lam.,  on  the  nervous  system  of,  9;  ob- 
servations upon  other  parts  of  its  structure,  and 
upon  that  of  allied  animals,  9. 
Birds,  on  the  assumption  and  changes  of  plumage  of, 
together  vrith  observations  upon  the  structure 
and  growth  of  the  feathers,  13. 
Black-tailed   Godwit    (Limosa   melanura,  Leisl.), 
changes  of  plumage  of,  17. 
BracMopoda,  descriptions  of  some  new  species  of  this 
family,  141  ;  on  the  anatomy  of,  145. 
Bradypus  tridactylus,  observations  upon  the  neck  of, 
113. 
Buceros  cavatus,  on  the  anatomy  of,  117. 
Calosoma  Orient  ale,  description  of,  92. 
Calypeopsis,  notice  of,  198. 
Calypeopsis  extinctorum.  Lam.,  notice  of,  198. 
  spinosa,  Sowerb.,  notice  of,  198. 
3 
Calyptreeide,  descriptions  of  some  new  species  of, 
pages  195-206  ;  on  the  anatomy  of,  207. 
Calyplraa  arenata,  description  of,  205. 
 Calypeopsis,  Lesson,  anatomy  of,  207. 
 cepacea,  description  of,  197. 
 conica,  description  of,  202. 
 .  cornea,  description  of,  197. 
 corrugata,  description  of,  197. 
 crepipatella.  Less.,  description  of,  202. 
 dilatata.  Lam.,  description  of,  203. 
 dorsata,  description  of,  202. 
■  Echinus,  description  of,  203. 
 excavata,  description  of,  205. 
 foliacea,  description  of,  202. 
 hispida,  description  of,  200. 
 Hystrix,  description  of,  203. 
 imbricata,  description  of,  198. 
 incurva,  description  of,  204. 
 Lessonii,  description  of,  204. 
 Lichen,  description  of,  201. 
 lignaria,  description  of,  199. 
 maculata,  description  of,  200. 
 mamtllaris,  description  of,  201. 
 marginalis,  description  of,  205. 
 pallida,  description  of,  204. 
 radiata,  description  of,  198. 
 rudis,  description  of,  196. 
 serrata,  description  of,  200. 
 Sinensis,  on  the  anatomy  of,  208. 
 sordida,  description  of,  201. 
 squama,  description  of,  205 . 
 striata,  description  of,  202. 
 strigata,  description  of,  203. 
 Syphopatella,  Less.  ?,  description  of,  200. 
 tenuis,  description  of,  199. 
 Unguis,  description  of,  201. 
 varia,  description  of,  l97. 
Cancer,  Leach,  observations  upon,  335  ;  characters  of, 
336. 
Cancer  dentatus,  description  of,  339. 
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