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lliga. Technischer Verein, Industrie-Zeitung, .lahrg. XXVIII, No. 21—24; 

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Riga. Naturforscher -Verein , Korrespondenzblatt, No. XL VI. 



«0 Nord-, SM- und Zentral-Amerika. 



Austin. Texas Academy of science, Transactions vol. III ; vol. IV, p. I, II, 



No. 1-9. 

 Baltimore. John Hopkins University Circulars, vol. XXII, No. 160—164. 

 Baltimore. American themical Journal vol. XXVII, No. 4—6; XXVIII, 



No. 1—6; XXIX. No. 1-2. 

 Boston. American Academy of Arts et Sciences, Proceedings vol. XXXVII, 



No. 23; vol. XXXVIII, No. 1-26; vol. XXXIX, No. 1-4. 

 Boston. Boston Society of Natural History, Proceedings vol. XXX, No. 3—7 ; 



vol. XXXI, No. 1; Memoirs vol. V, No. 8—9. 

 Brooklyn. Museum of the Brooklyn Institute of Arts and Sciences, Science 



Bulletin vol. I, No. 2—3. 

 Buenos- Ayres. Museo Nacional, Anales, 2. seria, tomo VII— VIII ; 8. seria, 



tomo I, p. I. pag. 1—261, 321—327; p. II, pag. 225—439; tomo II, 



pag. 81-192. 

 Buenos-Ayres. Academia Nacional de Ciencias en Cordoba, Boletin, tomo 



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 Buenos-Ayres. Deutsche akademische Vereinigung, Veröffentlichungen. Bd I, 



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 Cambridge. Museum of Comparative Zoology, Annual Report 1901/1902; 



Bulletin vol. XXXIX, No. 4-8; vol. XL, No. 4-7; vol. XXXVIII (Geo- 



logical Series); vol. V, No. 8; vol. VI, No. 1-4. 

 Cliapel Hill. Elisha Mitchell Scientific Society, Journal vol. XVIII, p. 1—2; 



vol. XIX, p. 1-2. 

 Cincinnati. Society of Natural History, Journal vol. XX, no. 3. 

 Colorado. University of Colorado, Studies vol. I, no. 2 und Beilage, no. 3. 

 Colorado Springs. Colorado College Studies vol. X. 



Columbus. Ohio State University, Journal of Mycology, vol. IX, no. 65—66. 

 Halifax. Nova Scotian Institute of Science, Proceedings and Transactions, 



vol. X, p. 3-4. 

 Indianapolis. Indiana Academy of Sciences, Proceedings 1901. 

 Lancaster. American Mathematical Society, Bulletin, 2'' series, vol. I, 



no. 1-10; vol. II, no. 1-10; vol. III, no. 1-10; vol. IV, no. 6-7; vol. VI, 



no.6— 7; vol. IX, no. 4— 6 und Beilage, 7—10; vol. X, no. 1— 3. 

 Lancaster. Torrey botanical Club, Bulletin vol. XXX, no. 7 ; Memoirs vol. 



VIII, no.2. 

 La Plata. Museo de la Plata, Anales, Seccion geolog. y mineral., Revista 



tomo X, pag. 177—252. 

 Lawrence. Kansas University Quarterly, Bulletin vol. 111, no. 6, 8. 



Vierteljahrsschrilt d. Naturf. Ges. Zürich. Jahrg. XLVIU. 1003. 33 



