Kieselalgen des Balaton. 
27 
37. Stauroneis producta Grün. 
V. H.: Syn. tb. 4, fig. 12; St.parvula Cleve var. producta Cleve: Synop. I, pg. 149. 
Valvis parvulis 19—20 p longis, 5 5 p latis, late lanceolatis cum polis ob 
tusis; stauro transverso; striis 28 in 10 p transversis parallelis, nudis 
Seeschlamm : Balatonfüred (tb. II, fig. 42). 
38. Stauroneis balatonis Pant. n. s. 
Valvis elongato lanceolatis, 42—43 p. longis, 9 p latis, cum apicibus sub- 
acutis; rhaphe directa; stauro transverso, nudo, sat dilatato; striis subtilibus 30 in 
10 p, radiantibus. 
Seeschlamm: Siöfok (tb. II, fig. 39, 40). 
34. Stauroneis legumen E. var. balatonis Pant. n. v. 
Valvis lanceolatis, 25—26 p longis, 6—6'3 p latis, acuminatis, margine incisis; 
rhaphe directa; stauro transverso, dilatato, nudo; striis parallelis 30 in 10 p. 
Seeschlamm ; Siöfok, Balatonfüred, Überfuhr bei Puszta-Szäntöd (tb. II, fig, 
43, 44). 
40. Stauroneis Smithii Grün, var incisa Pant. n. v. 
Valvis maxime convexis, 18‘9 p longis, 5'4 p. latis, late lanceolatis, acutis, 
medio valvae constrictis; rhaphe directa, stauro transverso dilatato; striis transversis, 
parallelis, 33 in 10 p, usque ad apicem non percurrentibus, propter convexitatem 
valvae quasi pulvinulos quatuor constituentes. 
Seeschlamm : Siöfok (tb. II, fig. 45). 
VI. genus: Mastog'loia Thw. 1848. 
41. Mastogloia Grevillei W. Sm. 
W. Sm.: B. D. II. pg. 65, tb. 62, fig. 389; Grg.: M. J. 1856, tb. 1, fig. 16; Pritch.: 
pg. 925; Grün: 1860, pg. 575; Rbh.: A. E. pg. 261; Jan. et Rbh.: Hond. pg. 9, 
tb. 4, fig. 9; V. H.: S. pg. 71, tb. 4, fig. 20; De Toni: Syll pg. 315; Schmidt: Atl. 
tb. 185, fig. 1, 2; Cleve: Syn. II, pg. 146; V. H: D. pg. 155, tb. 2, fig 65; 
Peragallo : D. M. Fr. pg. 31, tb. 5, fig 18; Istvf.: Balat. pg. 75, fig. 2. Col- 
lectiones: V. H.: Typ. 48; — Temp. Per.: D. M. 242. 
Valvis parvis 36-38’5 p longis, 8 - 5 —9 p. latis, linearibus, utroque fine obtuse 
cuneatis, loculamentis 6 in 10 //; nodulo centrali, magno, rotundo ; rhaphe directa; 
striis transversis, radiantibus 9—10 in 10 p validis, punctatis. 
Uferlaken : Siöfok (tb. III, fig. 46). 
