84 
Kieselalgen des Balaton. 
XXVI. GENUS: Tryblionella W. Sm. 1853. 
220. Tryblionella Hantzschiana Grün. 
var. angustata Pant. n. v. 
Valvis productis, 99—102 p longis, 19 19'5 p latis, plicatis; striis transversis, 
totam valvam percurrentibus, unilateraliter flexis et poris carinalibus, 6—7 in 10 //. 
Strandpfützen bei: Siöfok (tb. IX, fig. 247). 
221 Tryblionella salinarmn (Grün.) Pant. 
Synon.: Nitzschia salinarum Grün, in V. H.: Syn. tb. 57, fig. 18. 
Val vis parvis, elongatis, plicatis, cum polis subrostratis, 28'8—29 p longis, 
9 p latis; striis transversis, valvam percurrentibus, unilateraliter inflexis et poris 
carinalibus, 13 in 10 p. 
Seeschlamm bei: Balatonfüred, Siofok (tb. IX, fig. 251). 
222. Tryblionella debilis Arnott 
var. crassa Pant. n. v. 
Valvis parvulis, plicatis, crassis, late ellipticis, cum polis subrostratis, 27 p . 
longis, 16’2 p . latis; striis valvam percurrentibus, ad medium modice inflexis, 
8 in 10 p .. 
Seeschlamm bei: Siöfok (tb. IX, fig. 252). 
var. validior Pant. n. v. 
Valvis parvulis, crassis, 17 p longis, 9’9 // latis, bacilliformibus, cum polis 
obtusis; striis 10 in 10 /i, valvam percurrentibus, ad medium inflexis. 
Strandpfützen bei: Siofok (tb. IX, fig. 253). 
223. Tryblionella balatonis (Grün.) Pant. 
Synon.: Nitzschia balatonis Grün, in Cleve-Grun.: Arct. D. pg. 70; V. H.: Syn. 
tb. 57, fig. 28; De Toni: Syll. pg. 500; Istvf : Balat. pg. 85. 
Valvis linearibus, oblongis, plicatis, 19—20 p . longis, 8—8‘2 p latis; striis per¬ 
currentibus, arcuatis, inflexis, 22 in 10 p. 
Seeschlamm bei: Siöfok (tb. IX, fig. 254). 
XXVII. genus: Zotheca Pant. nov. gen. 
Valvis plerumque ellipticis, porosis; poris in lineas transversas et perpendi- 
culares, totam valvam, percurrentes, ordinatis. Carina prominens. — Huc pertinent: 
Nitzschia navicularis, Nitzschia punctata, Nitzschia doljensis, Nitzschia coarctata et 
Nitzschia granulata, quae species valde characteristicae ob characteres generales 
a Tryblionella et a Nitzschia toto coelo diversae. 
