Willdenow,  (C.  L.)  58.  
 Williams,  (Th.)  126.  
 Willughbey,  (Fr..)  31.  
 Wilsen,  (H.)  124. 
 Wilson,  (A.)  23. 
 Wilson,  (C.  J.)  124.  
 Wilson,  (D.)  23. 
 Windsor  Earl,  (G.)  188.  
 Winkler,  (G.  G.)  90.  
 Winkler,  (T.  C.)  100,  101.  
 Winther,  (A.)  9. 
 Witham,  (H.  E.  M.)  95.  1  
 Witsen,  (N.)  54,  103.  
 Wolf,  (J.  C)  173,  179.  
 Wolfart,  (P.)  91. 
 Wolff,  (J.)  26. 
 Wolff,  (J.  E.)  37.  
 Woodward,  82. 
 Worsaae,  (J.  J.  A.)  23.  
 Wulfen,  (X.)  79,  92.  
 Wundt,  (W.)  185. 
 Wutzer,  (C.  G.)  3. 
 X. 
 Xenophon,  161.  I  Xenophon  Ephesius,  172. 
 Yarrell,  (W.)  28,  33. 
 Y. 
 Zaddach,  (E.  G.)  190.  
 Zaddach,  (G.)  13.  
 Zanoni,  (J.)  55.  
 Zeising,  (A.)  22. 
 Zirkel,  (E.)  109.  
 Zosimus,  163. 
 Zosinus  Panopolit,  174.  
 Zuccarini,  (J.  G.)  67. 
 ERBAT A . 
 Pag.  17,  N°.  37  
 »  33, 
 »  39, 
 »  43, 
 »  173, 
 P a r k e r   W e b b   
 34,  herving 
 59,  F is c h e r   und  W a l d h e im   
 6 ,  Conchylyologie  
 3 ,  Graecorum 
 B a r k e r   W e b b   
 herring 
 F isc h e r   d e   W . 
 Conchyliologie 
 Graecarum