Kieselalgen ries Balaton. 
57 
p) MINUTISSIMAE. 
129. Namcula atontoides Grün. 
Grün.: in V. H.: Syn. pg. 107, tb. 14, fig. 11—14; V. H.: D. pg. 227, tb. 5, fig. 
230. Sy non.: Navicma minima Gr. var. aiomoides Cleve: Synops. I, pg. 128. 
Collectiones: V. H.: Typ. 219. 
Valvis parvulis, 13'5 // longis, 4'5 // latis, ellipticis; rhaphe directa; striis 
transversis parallelis, 26 — 28 in 10 //, saepe in medio valvae, per nodulum centralem 
transverse dilatatum, interruptis. 
Seeschlamm: Balatonfüred (tb. VI, fig. 140). 
130. Namcula minuscula Grün. 
Grün.: in V. H.: Syn. tb. 14, fig. 3; Cleve: Synops. 11. pg. 4. 
Valvis minusculis, late-lanceolatis, 243 p. longis, 9'9 // latis, cum polis sub- 
acutis; rhaphe directa; nodulo centrali parvulo; striis 24—25 in 10//, transversis 
parallelis. 
Strandpfützen: Siöfok (tb. V, fig. V24). 
131. Namcula istriana (Grün.) Pant. 
Sy non.: Navicula minuscula (Grün.) var. istriana Grün.: in V. H.: Syn. tb. 14, fig. 4; 
Navicula bahusiensis (Grün.) Cleve var. istriana (Grün.) Cleve : Synops. II, pg. 4. 
Valvis linearibus, lanceolatis, cum polis subrostratis, 27’5—28 // longis, 6 2— 
6'3 // latis; rhaphe directa; striis transversis parallelis, 24—25 in 10 //. 
Seeschlamm : Siöfok (tb. VI, fig. 151). 
VIII. genus: Van Heurckia Breb. 1868. 
132. Vanhetirckia rhoinboides (E.) Breb. 
Breb.: Monogr. gen. Vanhetirckia pg. 4, nr. 3; V. H.: Syn. pg. 112, tb. 17, fig. 1—2; 
Truan: D. Ast. pg. 46, tb. 2, fig. 1; V. PI.: D. pg. 240, tb. 5, fig. 249. Sy non.: 
Navicula rhomboides E.: Amer. tb. III 1, fig. 15; Kg.: Bac. pg. 94, tb. 28, fig. 45; 
W. Sm.: Br. D. I. pg. 46, tb. 16, fig. 129; Rbh.: Flor Alg. Eur. I, pg. 171; Grün.: 
D. Banka pg. 12, tb. 2, fig. 14; Wolle: D. tb. 17, fig. 9, 10; tb. 22, fig. 21; 
Frustulia rhomboides De Toni: Syll. pg. 277; Istvf.: Balat. pg. 71; Cleve: Synops. 
I, pg. 122. Collectiones: Möller: Test.; Thum.: Test.; V. H.: Typ. Nr. 160; 
Temp.-Peragallo: D. Nr 219. 
Valvis rhomboideo-lanceolatis, 49—60 // longis, 13—14 // latis, apices versus 
attenuatis, leniterque constrictis; rhaphe duplici a filis duabus approximatis con- 
tinuis efformata; striis 26—28 in 10//, transversis, parallelis, punctatis; punctis 
lineas longitudinales constituentibus. 
Seeschlamm, Strandpfützen: Siöfok (tb. VI, fig. 148; tb. XVI, fig. 344). 
