Triceratium mucrdnatum A. Schm. Atlas tab. Ill, fig. 1—2. 

 Aiiajiiiio. 



Triceratium nofcile 0. Witt Siinljirsk pg. 3-i, tal). 10, fig. 3, talj. 12, fig. 4. 7 ; A. 

 Schm. Alias tab. Ill, fig. 26—29. 

 A)ianino. 



Triceratium Pantocselcii A. Schm. Atlas tab. 93, fig. 9; Pant. Foss. 

 Bac. Ung. I, pg. bo, tab. 4, fig. 34. 

 Nagy-Kibtds. 



Forma convexa Pant. 1. c. pg. 54, tab. 5, fig. 40. 

 Nagy-Kiirtds. 



Triceratium Petiioi n. s. — Valvis quadrangularibus marginati.'^, con- 

 vexis ; lateribus eoncavis ; angulis productis cornutis •, cormibus validis trunca- 

 tis ; structura cellulosa; celiulis 3 — 3^2 'Ji 10 {x. papillosis rectangularibus, in 

 lineas radiantes, conflueutes, a Hneis atris, longitudiiiabus separates, ordiuatis; 

 centrum elevatum, tantum granulis disseminatis notatum. — Altitude valvae 

 135 [-1. ; long, lateris 100^/2 [A- 

 J^agy-Kilrtds. 



Triceratium Petitii n. s. tab. 22, fig. .^28. — Valvis triangularibus, late marginatis, 

 convexis ; lateribus parum concavis ; angulis rotundatis, a cenlro viltis transversis obscuris 

 separatis ; structura granuloso-hispidula ; spinulae et granulae disseminate sparse. — Altitudo 

 valvae 82 '/o nimm. ; long, lateris 96 mmm. 

 Kiisnetzh. 



Triceratium Peragalloii n. s. — Valvis subcirculare-triangularibus, convexis, late-mar- 

 ginatis; lateribus magis convexis, angulis subacutis cornutis; cornubus validis truncatis ; struc- 

 tura punctata ; punctis 8 in 10 mmm. in lineas arcuate-radiantes dispositis ; valvis ad centrum 

 marginem et cornua tantum disseminate punctatis, vel nudis, ad marginem cum septis lon- 

 gioribus et brevioribus notatis — Altitudo valvae 90 mmm.; long, lateris 88 mmm.; lat. 

 marginis 2 mmm. 

 Knsnetzh. 



Triceratium Pileus E. Abb. Berlin 1840, pg. 23 ; Mikrogeolog tab. 

 19, fig. 18; A. Stdim. Atlas tab. 87, fig. 2, 3, 13 — 15; — Triceratium spino- 

 sum Bail. Sill. J. 1843, pg. 139, tab. 3, fig. 12; Pritcli. Inf. pg. 853, tab. 

 6, fig. 9; Triceratium armatum Rop. M. J. 1854, pg. 28, tab 3, fig. 1; M. 

 J. 1856, pg. 274, tab. 17, fig. 9; Triceratium serratum Wall. M. J. 1858, 

 tab 12, fig. 1— 3 ; Triceratium setigerum Bail. Sm. Contr. 1854, New. Spec, 

 pg. 11, fig. 26. 



Boi-y, Breutia, Nagy-Kiirtds. 



Var. robustior n. v. — Valvis 3 — 4 angularibus, convexis, margina- 

 tis; lateribus, leniter concavis; angulis obtusis, cornutis; cornubus crassis 

 productis; structura spinuioso-granulosa; granulis cras^^is 5V2 ii^ 10 |i. in lineas 

 spiraliter tortas ordinatis. — Altitudo valvae 67^2 — 94 Va |J--; long, lateris 



67V2— 76V2 [A- 

 Bory. 



Triceratium protractum n. s. tab. 19, fig. H05. — Valvis triangularibus, convexis, 

 marginatis; lalerilnis concavis; angulis produ<'tis obtusis; structura granulosa; granulis papil- 



