Kieselalgen des Balaton. 
33 
var. subconstricta Pant. n. v. 
Valvis elongatis, medio leniter constrictis, 31-2 // longis, 7 2 // latis, cum apici- 
bus obtusis, rotundatis; rhaphe directa, apice versus hamulifera; costis abreviatis, 
sat crassis 11 in 10//, medio stauro interruptis, subradiantibus, demum subparal- 
lelis et adscendentibus. 
Uferpfützen : Siöfok. Söstö bei Fehervär (tb. III, fig. 62). 
var. diminuta Grün. 
Grün, in V. II.: Syn. pg. 77, tb. 5, fig. 8; De Toni: Syll. pg. 24; V. H.: D. pg. 
171, tb. 2, fig. 84; Cleve: Synop. II, pg. 78. 
Valvis parvulis, 32 — 324 // longis, 8 // latis, cum polis rotundatis, obtusis; 
rhaphe directa, ad nodulum centralem cum vitta transversa, hic strias interrum- 
pente ornatis; striis subradiantibus 10 in 10 //. 
Seeschlamm : Siöfok. Söstö bei Fehervär (tb. XVII, fig. 376). 
57. Navicula balatonis Pant. n. s. 
Valvis late elongatis, leniter constrictis, 45—47// longis, 11 —13// latis, cum 
polis sublanceolatis; rhaphe directa valida; costis 10 in 10//validis, distantioribus, 
subradiantibus, medio valvae a stauro nudo interruptis; area nuda, rhaphem cin- 
gens valde dilatata, rhomboidea. 
Seeschlamm und Uferpfützen : Siöfok (tb. III, fig. 64). 
58. Navicula stauroptera Grün. var. interrupta Cleve. 
Cleve : Synops. II. pg. 83. Synon.: Navicula stauroptera Grün.: Verb. 1860, pg. 516, 
tb. 4, fig. 18 - 19; — Fr. J. L. D. pg. 98, tb. 1, fig. 18; A. Schm.: Atl. tb. 44, fig. 41; 
V. PI.: Syn. pg. 77, tb. 6, fig. 7; De Toni : Syll. pg. 25 ; V. PL: D. pg. 171, tb. 2, fig. 85; 
Navicula tabellaria V. PI.: Syn. pg. 78, tb. 6, fig. 8; V. PI : Diät. pg. 172, tb. 2, fig. 87. 
Valvis linearibus, elongatis, medio valvae et polos versus inflatis 59—60 // 
longis, 9 p latis, costatis; costis abreviatis 19 in 10 // radiantibus, polos versus 
adscendentibus, medio valvae stauro interruptis; rhaphe directa, hamulifera ab area 
nuda, dilatata, cincta. 
Seeschlamm : Balatonfüred (tb. III, fig. 65). 
var. parva Grün. 
Grün, in V. PP: Syn. pg. 17, tb. 6, fig. 6; De Toni: Syll. pg. 25; V. PI.: D. pg. 
172, tb. 2, fig. 86; Wolle: D. tb. 10, fig. 3. 
Valvis linearibus parvis, margine subrecto, polis modice inflatis; longis 47— 
48 //, latis 8 //; costae longiores 10 in 10 //. 
Seeschlamm: Balatonfüred (tb. III, fig. 66). 
Resultate der wissenschaftl. Erforschung des Balatonsees II. Bd. 2. Th. 3 
