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32 BLACKWALL on Spiders Ditto, on the 



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33 BLACKW ALL's Descriptions of New Species 



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34 BLACKWALL's Observations on the JErial 



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35 BLACKWALL on the Structure and Economy 



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37 BLACKWALL on the Difference in the num- 



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38 BLACKWALL. List of Spiders captured in 



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39 BLANCHARD (Emile) Metamorphoses, Mceurs 



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40 BLANCHARD et DESMAREST, Coleopteres 



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41 BLASSIERE (M.) Cinq Memoires, au sujet de 



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42 BOCHETT (B. B.) Lepidopterist's Indicator ; 



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43 BOHEMAN's (C. H.) Catalogue of Coleop- 



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44 BOISDUVAL Lepidopteres de la Californie, 



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45 BONNET. Observations divers sur les In 



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47 BONNET. Observations sur les Pucerons, 4to, 



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48 BREBISSON Catalogue des Insectes de 1'Ordre 



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49 BREZ Flore des Insectophiles, procede'e d'un 



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60 BRODIE's (P. B.) History of the Fossil Insects 



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61 BROWN'S (Capt. Thos.) Book of Butterflies 



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62 BROWN's Taxidermist's Manual, or Art of 



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3 BURMEISTER's Manual of Entom 

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54 BURMEISTER Genera Insectorum Ic< 



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55 BURRELL (J.) Catalogue of Insects foi 



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56 BURTON (J. B.) Lectures on Enton: 



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56* BUSK (Geo.) Observations on the Yot 

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57 BUTLER's Monograph of the Genus Dei 



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58 BUTLER, On Japanese Lepidoptera. 



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59 BUTTERFLY Collector's Vade Mecum 



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60 CEDERHIELM (Jo.) Faunae Ingria 



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61 CASTILLON, Nouvelle Chasse aux Pa^ 



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