- 105 — 



Cymbella maculata Ktz. 



— parva W. Sm. 

 Cocconeis lineata Grun. 

 Diploneis eiliptica Ktz. 



Encyonema lunula Grun. 



— n. sp. ? ' 



Epithemia Hyndmanii W. Sm. 



— — V. interrupta P. H. 



— Westermanii Ktz. 



Ennotia polyglyphis Grun. 



— — V. pentaglyphis Grun. 

 Gomphonema insigne Grun. 



Gomphoneqia montanum Schum. 



— subclavatum Grun. 



— n. sp. 



Melosira arenaria Moor. 



— — V. lœvis F. H. 



— granalata Eh. 



— — V. curvata Grun. 



— undulata Ktz. 



IVavicnla major Ktz. 



— menisculus Schum. 



— radiosa Ktz. 



Surirella turgida W. Sm. 



N° 192 



BIBLIOGRAPHIE. 

 d'Auvergne, 1903. 



CHARAY (Ardèche) 

 Argile à Diatomées 



Frère J. Héribaud. Les Diatomées fossiles 



Amphora lybica Ehr. 

 Cocconeis californica Grun. 



— — T. subcontinua Grun. 



— lineata v. euglypta Grun. 



— placentula Ehr. 

 Coscinodiscus exasperans Ratt. 

 Cyclotella comta Ktz. 



— Meneghiniana var. 



— striata V. ambigua Grun. 



Cymbella helvetica Etz. 

 Epithemia argus Ktz. 



— Hyndmannii W. Sm. 



— sorex Ktz. 



— zébra Ktz . v. proboscideaGrun. 

 Melosina tenuissima Grun. 

 Pleurosigma Brebissonii Grun. 

 Synedra capitata Eh. 



— ulna Eh. 



N'* 193 et 194 



MER BALTIQUE 

 Sondage 



Achihinthes brevipes A g. 



— longipes Ag, 

 ActinocycluB crassus W. Sm. 



— Ehrenbergii Ralfs. 



— Ralfsii Pritch. 



Actinoptycbas undulatus Eh. 

 Amphora cingulata Cl. 

 Auliscua gculptus W. Sm. 

 Biddulphia aurita Bréb. 



