XVI 



Horizonte innerhalb der Grenz- 

 schichten der Jura auT der 

 Kreide Spitzbergens. 523 



Nathorst , How are the names Wil- 

 liamsonia and Wielandiella to 

 be used? A question of nonien- 



clature. 



524 



, Nachträge zur paläozoischen 



Flora Spitzbergens. [Zur fossi- 

 len Flora der Polarländer. I. 

 Teil. Lief. 4]. 616 



, Neuere Erfahrungen von 



dem Vorkommen fossiler Gla- 

 zialpflanzen und einige darauf 

 besonders für Mitteldeutschland 

 basierte Schlussfolgerung^n.617 



Pohlig, Neue rheinische Haliseri- 

 tenfunde. 524 



Potonie, Ueber Blattepidermen 

 einiger fossilen „Pteridosper- 

 men". 524 



Reis, Ueber eine stromatolithische 

 Versteinerung eines karboni- 

 schen Pflanzenrestes. 668 



Snlisbury, On the Structure and 

 Relationships of Trigonocarpus 

 Shorensis sp. nov, 42 



Scott, On MeduUosa pusilla. lyy 



■ , The Structure of Mesoxy- 



lon Lomaxii and M porox3"loi- 

 des. 42 



Seward, A contribution to our 

 Knowledge of Wealden Floras, 

 with especial reference to a 

 CoUection of Plauts from Sus- 

 sex. 277 



, Lower Gondwana plants 



from- the Golabgardh Pass, 

 Kashmir. Palaeont. Indica. 42 



Stappenbeck, Umrisse des geolo- 

 gischen Aufbaus der Vorkor- 

 dillere zwischen den Flüssen 

 Mendoza und Jachal. 669 



Stevenson, The Formation of Goal 

 beds. ^yj 



plants in the British Museum 

 (Natural History). Part I, Bi- 

 bliography, Algae und Fungi. 



278 



Thomas, The Fossil Flora of the 

 Cleveland District of Yorkshire. 

 I. — The Flora of Marske 

 Quarry. 278 



, The Jurassic Plant Beds of 



Roseberry Topping. 43 



— — and Banoroft, On the Cuti- 

 cles of some Recent and Fos- 

 sil Cycadean Fronds. 43 



Tokito, Ueber den Aufbau des 

 Tsuishikari Moores in Hokkaido. 



381 

 Travis, On Plant-Remains in the 



Post-Glacial Gravels at Seaforth, 



Liverpool. 43 



Vernoii, On the geolog}' and pa- 

 laeontology of the Warwick- 

 shire Coalfield. 43 



Weiss, A T3'lodendron-]ike Fos- 

 sil. ' 279 



, The Root apex and j^oung 



root of L5^ginodendron. 279 



White, Resins in Paleozoic Plants 

 and in coals of high rank. 279 



Wieland, The Liassic Flora of the 

 Mixteca Alta of Mexico. 279 



Wilson, A New Genus of Dicot}"- 

 ledonous Plants from the Ter- 

 tiary of Kettle River, British 

 Columbia. ?8o 



, A New Species of Lepido- 



strobus. 280 



Zalessky, Flore gondwanienne du 

 bassin de la Petschora. I. Ri- 

 viere Adzva. 617 



, On the nature of Pila of 



the yellow bodies of Boghead 

 and on Sapropel of the Ala- 

 kool-Gulf of the lake Balkhach. 



669 



Zinitda, Fossile Flora des Kra- 



kauer Diluviums. 



669 



Stopes, Catalogue of the Mesozoic 



VIII. Microscopie. 



Jnel, Linne's mikroskop. 



IX. Cryptog^amen im Allgemeinen, 



Schröder, Zellpflanzen Ostafrikas, sehen Studienfahrt 

 gesammelt auf der akadomi- Setzung. 



X. Algae. 



Bartholomew, Concerning the pre- Börgesen, The marine Algae of 

 sence of diastase in certain red the Danish West Indies. Part 

 algae. 357 i. Chlorophyceae. 619 



1910. 



44 



Fort- 



618 



i 



