115 



punctata, puncta in lineas longitiidinales ordinata, a centre 

 valvae vitta transversa nuda dilatata separata. Centrum valvae 

 disseminate granuloso hispidum. Altit. 138 ,«,, long, later. 181 fi., 

 latit, anguli 46-5 /<., latit. marg. 45 f-i. 



In stratis antiquissimis marinis ad Kusnetzk in Rossia. 

 Icon: Beitrg. III., tab. 23., fig. 341. 



526. Trinacria antiqua Pant. nov. spec. 



Valva triangularis, lateribus marginatis concavis, angulis 

 cornutis, cornubus acutis. Structura granuloso spinosa. Granula 

 in lineas radiantes ordinata, 3 — 4 in 10 f-i. Area centralis valvae 

 convexae, rotundata, dilatata nuda. Altitud. 93 (.i., long. lat. 

 108 lit., lat. marg. 3 /.i. 



In stratis antiquissimis marinis ad Kusnetzk in Rossia. 

 Icon: Beitrg. III., tab. 32., fig. 456. 



527. Trinacria excavata Hbg. var. producta Pant. 



Valva triangularis, lateribus marginatis, magis concavis; 

 anguli magis producti cornuti; cornua acuta. Structura granu- 

 losa; granula papillosa disseminata, ad marginem squamose 

 dilatata. Area centralis valvae elevatae rotundata, dilatata, 

 nuda. Altitud. 130-5 //., long, later. 180 ^t. 



In stratis antiquissimis marinis ad Ananino in Rossia. 

 Icon: Beitrg. III., tab. 13., fig. 203. 



528. Trinacria hystrix Pant. Synon. Triceratium hijstrix Pant. 

 Beitrage II., pg. 91. 



Valva a latere connectiv. visa 18'5 |«., alta. Altitude 

 cornu acuti 15 i-i. Structura disseminate granulosa. 



In stratis antiquissimis marinis ad Kusnetzk in Rossia. 

 Icon: Beitrg. III., tab. 34., fig. 487. 



529. Tri?iacria Milllerii Pant. nov. spec. 



Triangularis, lateribus magis concavis late alatis, margine 

 squamuloso; squamae medio porosae 6 — 7 in 10 (.i. Angulis 

 subrotundatis cornutis. Cornua acuta elevata. Valva sub- 

 nuda, tantum ad angulos nonullis granulis disseminatis notata. 



8* 



