— 85 — 



simbionti: V, La cocciniglia del noc- 

 ciuolo (Eulecaniuni coryli L.). 

 (Estr. dal u Bollettino del laboratorio 

 di zoologia generale e agraria della 

 E. Scuola superiore di agricoltura in 

 Portici », voi. XIII, pp. 127-192). Por- 

 tici, 1919. 8°. 

 Washington H. S. — A chemical study 

 of the glaucophane schists (Fromthe 

 «American Journal of science », vo- 

 lume XI, pp. 35-59). New-Haven, 1901, 

 8°. 



Washington H. S. — An apparent corre- 

 spondence between the rhemistry of 

 igneous magmas and of organic me- 

 tabolism (From the « Proceedings of 

 the nat. Academy of scìènces », vo- 

 lume II, pp. 623-626). Washington, 

 1916. 8°. 



Washington H. S. — An occurrence of 

 pyroxenite and hornblendite in Bahia, 

 Brazil (From the « American Journal 

 of science », voi. XXXVIII, pp. 79-90). 

 New-Haven, 1914. 8°. 



Washington H. S. — The calculation of 

 Calcium Orthosilicate in the norm of 

 igneous rocks (Reprinted from the 

 u Journal of the Washington Academy 

 of sciences », voi. V, pp. 345-350). 

 Washington, 1915. 8°. 



Washington H. 8. — The chamockite 

 series of igneous rocks (From the 

 u American Journal of science », 

 voi. XLI, pp. 323 338) New-Haven, 

 1916. 8°. 



Washington H. S. — The composition of 

 Kulaite (From the « Journal of geo- 

 logy», voi. VIII, pp. 610-620). Chi- 

 cago, 1900. 8°. 



Washington H. S. — The composition of 

 rockallite (From the u Quart. Journal 

 of the geolog. Society », voi. LXX, 

 pp. 294-302). London, 1914. 8°. 



Washington H, S. — The correlation ot 

 Potassium and Magnesiuni, Sodium 

 and Iron, in igneous rocks (From the 

 u Proceedings of the nat. Academy 

 of sciences », voi. I, pp. 574-578), 

 Washington, 1915. 8°. 



Washington H. S. — The formation of 



leucite in igneous rocks (From the 

 « Journal of geology », voi. XV, 

 pp. 257-395). Chicago, 1907. 8°. 



Washington H. S. — The identification 

 of the marbles used in greek scul- 

 pture (From the « Bulletin of archaeo- 

 logical Institute of America », voi. II}. 

 New-York, 1899. 8°, pp. 1-18. 



Washington H. S. — The jerome (Kansas) 

 meteorite (Repr. from the « American 

 Journal of science », voi. V, pp. 447- 

 454). New-Haven, 1898. 8°. 



Washington H. S. — The petrographical 

 province of Essex county, Mass. I, li 

 (Reprinted from the « Journal of geo- 

 logy », voi. VI, pp. 787-808; VII, 

 pp. 53-64). Chicago, 1898. 8°. 



Washington H. S. — The plauenal mon- 

 zonose (syenite) of the plauenscher 

 grund (From the « American Journal 

 of science», voi. XXII. pp. 129-135). 

 New-Haven. 1906. 8°. 



Washington H. S. — The statement of 

 rock analyscs (From the « American 

 Journal of science », voi. X, pp. 59- 

 63). New-Haven. 1900. 8°. 



Washington H. S. — The volcanoes of 

 the Kula basin in Lydia. New-York, 

 1894. 8°, pp. 1-67 (con 4 tavole). 



Washington H. S. — Contributions to 

 Sardinian petrography: I. The rocks 

 of Monte Ferru (Repr. from the « Ame- 

 rican Journal of science», voi. XXXIX, 

 pp. 513 529). New-Haven, 1915.8°. 



Washington H. S. — I basalti analcitici 

 della Sardegna , con un sommario della 

 classificazione quantitativa 'Estr. dal 

 "Bollettino della Società geologica 

 italiana ». voi XXXIII, pp. 147-167). 

 Roma, 1914. 8°. 



Washington H S. — Ischian trachytes 

 (From the « American Journal of 

 science», voi. I, pp. 375-385). New- 

 Haven. 1896. 8°. 



Washington H. S. — Italian petrological 

 sketches IV, V (Repr. from the « Jour- 

 nal of geology », voi. V, pp. 241-256, 

 349-377). Chicago, 1897. 8°. 



Washington H. S. and Merwin H. E. — 

 Nephelite Crystals from Monte Ferru, 



