WIL] 



818 



[WIL 



Williamson, William Crawford. 72. Spheno- 

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73. On the organization of the fossil plants 



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74. Preliminary remarks on the micro- 

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75. The evolution of the palaeozoic vegeta- 



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77. On the organization of the fossil plants 



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78. On the morphology of the pitcher of 

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79. [Presidential address to the Geol. Sect. 



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SO. On some anomalous oolitic and palaeo- 



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 Willigen, Volkert Simon Maarten van der. For 



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To references in No. 43 ( Vol. 8) add Archives 



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44. *Nouveau spectre de refraction de la 



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45. *Les indices de refraction des dissolu- 

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46. *Les indices de refraction du quartz 



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47. *Les indices de refraction du sulfure 



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48. *Quelques additions aux memoires 



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49. *Sur 1'influence que le mouvement de 



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Willigen, Volkert Simon Maarten van der. 50. 



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51. Sur le magnetisme des aimants arti- 



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Willigk, Arthur. 3. Nervenzellenanastomosen 

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Williot, . 4. Notions pratiques sur la 



statique graphique. Annales Genie Civil, 6, 



1877, pp. 601-621, 713-727. 



5. L'horlogerie electrique. [Conference.] 



[1881.] Revue Scientif., 2, 1882, pp. 417-423. 

 Willis, Arthur. Reactions in the open-hearth 



process. Iron & Steel Instit. Journ., 1880, pp. 



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 Willis, John. *On the flora of the environs of 



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Nature, 13, 1876, p. 8. 



Williston, Samuel Wendell. The American ante- 

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2. The prairie dog, owl and rattlesnake. 



American Naturalist, 12, 1878, pp. 203-208. 



3. Some interesting new Diptera: [Rhyn- 



chocephalus sackenii ; Silvius pollinosus ; Chrys- 

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4. The North American species of Conops. 



[1882.] Connecticut Acad. Trans., 4, [1877-82], 

 pp. 325-342. 



5. Contribution to a monograph of the 



North American Syrphidae. [1882.] Amer. 

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 6. Ueber Mallota cimbiciformis, Fall. 



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25. Das Klima der Balearen. Wien, 



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26. Index plantarum vascularium quas 



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27. Ueber die Bildungsweise der samen- 



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 344, 



