WIL] 



818 



[WIL 



Williamson, William Crawford. 72. Spheno- 

 phyllum, Asteropbyllites und Calaniites, deren 

 Stellung zu einander nacli den letzten Beobacht- 

 inigen. Neues Jahrb. Mineral., 1879, pp. 256- 

 259 ; Nature, 20, 1879, p. 375. 



73. On the organization of the fossil plants 

 of the coal measures. Part xi. Roy. Soc. Proc., 

 30, 1880, pp. 550-554; Phil. Trans., 172, 1882, 

 pp. 283-305 ; Nature, 22, 1880, pp. 281-282. 



74. Preliminary remarks on the micro- 

 scopic structure of coal. Brit. Assoc. Rep., 1881, 

 pp. 625-626. 



75. The evolution of the palseozoic vegeta- 



tion. Nature, 24, 1881, pp. 606-607. 



76. Helophyton williamsonis. [1881.] 

 Nature, 25, 1882, pp. 124, 173. 



77. On the organization of the fossil plants 



of the coal measures. Part xn. [1882.] Roy. 

 Soc. Proc., 34, 1883, pp. 31-35; Phil. Trans., 

 174, 1884, pp. 459-475. 



78. On the morphology of the pitcher of 

 "Cephalotus follicularis ". "Nature, 28, 1883, 

 pp. 140-141. 



79. [Presidential address to the Geol. Sect, 

 of the Brit. Assoc. at Southport, Sept. 20th. 

 The present state of our knowledge of the vege- 

 tation of the carboniferous age.] Brit. Assoc. 

 Rep., 1883, pp. 475-489 ; Nature, 28, 1883, pp. 

 503-509. 



80. On some anomalous oolitic and palajo- 



la terre exerce sur les phenomenes de diffraction. 

 [1870.] Haarlem, Mus. Teyler Arch., 3, 1874, 

 pp. 72-83. 



Willigen, Volkert Simon Maarten van der. SO. 

 De la force portative des aimants en fer a 

 cheval. Paris, Acad. Sci. Compt. Rend., 83, 



1876, pp. 1017-1020; Phil. Mag., 3, 1877, pp. 

 75-78. 



51. Sur le magnetisme des aimants arti- 



ficiels. [Posthum.] [Includes No. 50.] Haarlem, 

 Mus. Teyler Arch., 4, 1878, pp. 133-320. 



Willigk, Arthur. 3. Nervenzelleuanastomosen 

 im Riickenmarke. Virchow, Archiv, 64, 1875, 

 pp. 163-169. 



Williot, - . 4. Notions pratiques sur la 

 statique graphique. Annales Genie Civil, 6, 



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



5. L'horlogerie electrique. [Conference.] 



zoic forms of vegetation. [1883.] Roy. Instit. 



Proc., 10, 1884, pp. 220-232. 

 Williamson, William Crawford, & Hartog, 



Marcus Manuel. Les sigillaires et les lepido- 



dendrees. Ann. Sci. Nat. (Sot.), 13, 1882, pp. 



337-352. 

 Willigen, Volkert Simon Maarten van der. For 



biography and list of works see Leipzig, Astron. 



Gesell. Viertelj., 14, 1879, pp. 98-111. 



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



Neerland., 9, 1874, pp. 41-130. 



44. *Nouveau spectre de refraction de la 

 lumiere solaire. [1870.] Haarlem, Mus. Teyler 

 Arch., 3, 1874, pp. 1-14. 



45. *Les indices de refraction des dissolu- 

 tions de nitrate, de sulfate et d'hydrate de soude. 

 [1870.] Haarlem, Mus. Teyler Arch., 3, 1874, 

 pp. 15-33. 



46. *Les indices de refraction du quartz 



et du spath d'Islande. Second memoire. [1870.] 

 Haarlem, Mus. Teyler Arch., 3, 1874, pp. 34 

 -54. 



47. *Les indices de refraction du sulfure 

 de carbone. [1870.] Haarlem, Mus. Teyler 

 Arch., 3, 1874, pp. 55-67. 



48. *Quelques additions aux memoires 



[sur les indices de refraction]. [1870.] Haarlem, 

 Mus. Teyler Arch., 3, 1874, pp. 67-71. 



49. *Sur 1'influence que le mouvement de 



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

 Willis, Arthur. Reactions in the open-hearth 



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



89-93. 

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



Bradford. [1873.] Journ. of Bot, 3, 1874, pp. 



10-18. 



2. The internal heat of the Earth. [1875.] 



Nature, 13, 1876, p. 8. 



Williston, Samuel Wendell. The American ante- 

 lope. American Naturalist, 11, 1877, pp. 599- 



603. 



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- 



ops discalis]. [1880.] Connecticut Acad. Trans., 



4, [1877-82], pp. 243-246. 



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 Syrphidse. [1882.] Arner. 

 Phil. Soc. Proc., 20, 1883, pp. 299-332. 



6. Ueber Mallota cimbiciformis, Fall. 



Berlin. Entom. Zeitschr., 27, 1883, p. 171. 

 Willkomm, Heinrich Moritz. 24. * Ueber In- 



sectenschaden in den Waldern Liv- und Kur- 



lands. [1871.] Dorpat, Sitzber., 3, 1874, pp. 



221-246. 

 25. Das Klinia der Balearen. Wien, 



Meteorol. Zeitschr., 9, 1874, pp. 346-350. 

 26. Index plantaruni vasculariurn quas 



in itinere vere 1873 suscepto in Insulis Balea- 



ribus legit et observavit [auctor]. Linnaea, 40, 



1876, pp. 1-134. 



27. Ueber die Bildungsweise der sarnen- 



tragenden Schuppe im Zapfen der Abietineen. 



Prag, Sitzber., 1879, pp. 125-127; Acad. Nat. 



Curios. Nova Acta, 41 (Pars 2), 1880, pp. 329- 



344, 



