Prag, K. böhm. Ges. d. Wissensch., Abhandl. 7. F. lY. 

 Raleigh, Elisha Mitchell Scientif. Soc, Journ. 1889/90. 

 Regensburg, Naturwiss. Yerein, Bericht II. 



Riga, Naturforscher- Yer., Korrespondenz b. XXXII., XXXIII. Arb. H. 6. 

 Roma, R. Accad. dei Lincei Atti. Y. YI. 

 ~ Soc. geolog. ital., Bollettino YII , YIII. 



— R. Comitato geologico d'Italia, Bollettino 1889/90. 



— Soc. degli Spettroscopisti, Memorie 1889/90. 



— R. Istit. botan., Annuario III. 



Rovereto, Acc. degli Alpistini trident., Annuario XI Y. 

 Salem, Essex Institute, Bullet. XX., XXI., 



— Americ. Associat. f. Adv. of Sc. XXXYII. 

 Salzburg, Ges. f. Salzb. Landeskunde, Mitth. XXIX. 

 San Francisco, Acad. of Sciences, Proceed. 1889. 

 Santiago, Wissenschaft!. Yerein, Yerhandl. II. 

 Schaffhausen, Schweizer Entom. Ges., Mitth. YIII. 

 S'Gravenhage, Nederl. Ent. Yerenig., Tijdschr. XXXIII. 



Sidney, Linnean Society of New South Wales, Journ. a. Proceedings 

 III., lY. 



Stettin, Entomol. Yerein., Entom. Zeitschr. 1889/90. 

 Strassburg, Commiss. f. d. geol. Landes-Unters., Mitth. II. 

 Stockholm, K. Svenska Yetenskaps-Akad. Handlinger. XIY. 

 ■ Tiflis, Landwirth. caucas. Ges., Arbeit. XXXI Y. 

 Tokyo, K. Japan, ünivers,, Mitth. I. 

 Torino, Museo di Zool. ed Anat, Bollett. 1889. 

 Toronto, Canadian Institute, Proceed. XXY., Annual Rep. 1889. 

 Toulouse, Acad. des Sciences, Memoires XI. 



— Soc. fran9. de Bot, Revue. YII. YIII. 

 Trieste, Soc. adriatica di scienze nat., Bollett. XII. 



— Museo civico d'ist. nat., Atti. Yol. II. 

 Upsala, Naturw. studentsällsk. Berichte. 

 Venezia, Reale Istituto veneto. 



Washington, Smithsonian Institution, Annual Report 1886/7. Proceed. 

 Yol. XII. 



— Geological Survey, Bullet. No. 48 — 57. 



— National-Museum, Proceed. XII. 

 Wellington, New Zealand Inst., Yol. XXI. 

 Wernigerode, Naturw. Yer. des Harzes, Schriften, 1889. 



Wien, K. Akad. der Wissenschaften, Sitzungsb. Yol. 98. Denkschriften 

 Bd. 56, Anzeiger 1890. 



— Oest. Ges. für Meteorologie, Meteor. Zeitschr. XL 



— Anthropol. Ges., Mittheil. Bd. 19. 



— K. K. Naturh. Hofmuseum, Annalen lY. Y. 



