ovalis 94 mm. longa, 0-042 mm. lata, polis rotimdatis; striis (12 in O'Ol 

 mm.) radiantibus, subtiliter punctatis, per aream disseminate maciilatam ad for- 

 mam lyrae interniptis. 



Szent-PSter. 

 Gewidmet Herrn Johann Neupauer, Verfasser der ersten nngarisclien Arbeit 

 iiber fossile ungarische Bacillarlen. 

 Navicula nitescens Ralfs in Pritch. Inf. pg. 808 ; Gregor D. of Clyde 

 pg. 487, tab. 9, fig. 16; Donk. Br. Diat. pg. 8, tab. 1, fig. 7; A. Schm. 

 Atlas tab. 7, fig. 37, 41; O'Meara 1. c. pg. 389, tab. 32, fig. 32. 

 Szent-Peter, Szakal. 



Navicula pennata A. Schm. Atlas tab. 48, fig. 43. 

 Felso-Esztergalij, Sze)tf-Peter. 



Navicula perfecta nov. spec. tab. 23, fig. 207, ^^/^ _ j^.^tQ ellip- 

 tica 0-116 mm. longa, 0*068 mm. lata; polls leviter productis; striis (10—11 

 in 01 mm.) radiantibus, grosse punctatis, area magna lyraeformi, disseminate 

 maculata interruptis. 

 Szent-Pefer. 



Navicula praetexta Ehrbg. Mikrogeol. tab. 19, fig. 28; Greg. D. 

 of Clyde pg 481, tab. 9, fig. 11; Donk. Br. D. pg. 10, tab. 2, fig 1; A. 

 Sclnn. Atlas tab. 3, fig. 30—34; O'Meara 1. c. pg 387, tab. 32, fig. 27 ; Van 

 H. Synops. tab. 9, fig. 13; Truan D. Astur. pg. 44, tab. 2, fig. 27; tab nostr. 

 9, fig. 79, ^^Vi. 



Bajtha, Also-, Felso-Esdergdly, Kekko, Mogyorod, Szakal, Szent-Peter. 



Navicula pseudofusca nov. spec. tab. 13, fig. 109, ^"/^ — Late rotun- 

 data 0-052 — 087 mm. longa, 0037 — 0*066 mm. lata; striis ad polos arcuatis 

 (13 in 01 mm.), medio radiantibus (9 in 001 mm.), punctatis; valliculis ad 

 latera raphidis distinctissimis, profnndis. 

 Elesd. 



Navicula Sandriana Gmn. 1. c 1863, pg. 153, tab. 13, fig. 5; A Sclim 

 Atlas tab. 3, fig. 10, tab. 70, fig. 45; O'Meara 1. c. pg. 388, tab. 32, fig. 9; 

 tab. nostr. 9, fig. 82, ^io/^. 



Elesd, Felso-Esztergdly, Kekko, Szakal, Szent-Peter. 



Navicula Schaapschmidtii nov. spec. tab. 14, fig. 121, ^27/^ _ Ovalis, 

 0'076^0-l mm. longa, 004 — 0*048 mm. lata, polls productis rotundatis; striis 

 (lO'/a — 12 in 0*01 mm.) radiantibus punctatis, area lyraeformi grosse dissemi- 

 natcque maculato punctata interruptis, 



Felso-Esztergdly, Kekko, Szakal, Szent-Peter. 



Herrn Dr. Julius von Istvdnfy Schaarschmidt gewidmet. 

 Navicula scutellum O'Meara 1. c pg. 396 tab. 33, fig. 14; Van H. 

 Synops. tab, 9, fig. 11. 

 Dolje. 



Navicula Smitthii Breb. in W. Sm. Br. D. II, pg. 92, tab. 17, fig. 

 152, 154*; Donk. Br. D. pg 6, tab. 1, fig. 4; A. Schm. N.-See D. tab. 1, 



