Pars I. 19 Isocyprina. — Rhaetidia. 227 



Stufe, v. Thun, Mitt. Naturf. Ges. Bern. 1809, p. 64 (Schizodue). 

 — L u n g d r e a , Faunan i. d. stenkolsfor. form. v. Skano, 

 kgl. fysiogr. solsk. minneskr. Lund, J878, p. 47, Tat. I. fig. 6 

 (Protocardia). — Simonelli, Foss. retici di Cetona, M^em. 

 Aead. sci. Ist. Bologna, scr. 5, T. II. 1891, p. 0150 (Schizodus). — 

 V a u g h a n . in R e y u o I d s et V., The Rhaetie of the S. Walea 

 direct lme. Quart. Journ. Geol. Soc. London, LX. 1901, p. 208. 

 (Schizodus). — Langenhan, Verst. d. deutsch. Trias, 

 Taf. XXV. fig. 5 (Taeniodon). — Vinnssa de Regnv, 

 Foss. retici di Caprona, Boll. Soc. geol. Ital. XXV. 1900, p. 839 

 (Schizodus). — Goetel, Rhaet. Stufe d. subtatr. Zone i. d. 

 Tatra, Bull. Aoad. 8ci. Cracovie, ser. A. Nov. Dec. 1916, p. 194! 

 England, Deutschland, Scania (Siidschweden), Schweiz! 

 Nordalpen, Karpathen, Apennin. Rhaetisch. 



I. cf. Kwaldi (Bornem.) Hcaley. Fauna of the Napenc hcds 

 Pal. lnd. new ser. II/4, 1908, p'. 05, Pl. IX. fig. 13—15. 



Burma, Rhaetisoh. 



I. Gtermari (1) u n k.) L undgren, Paunan i. d. stenkolsfor. form. 

 i. Skano, kgl. fysiogr. sellsk. minneskr. Lund, 1878, p. 56, Taf. II. 

 fig. 78 (Mesodesma). — Lundgren, Mollnsk faun. i. Svcrigea 

 iildre mesoz. bild., Lunds Univers. Arsskr. XVII. 1881, p. 44 

 (Mesodesma). — Merciai, Foss. di Mte. Malbe, Atti Soc. 

 Tosc. sci. nat. Pisa, XXIV. 1908, p. 239, Tav. VII. fig. 33 (var. 

 depressa, I. c. p. 240, Tav. VII. fig. 34, 35 inclus.). 



Scania (Siidsdiweden), Apennin, Rhactisch, sonst Lias. 



I. manca Hea le y , Fauna of the Napeng beds, Pal. Ind. ncw ser. 

 II/l, 1908, p. 60, Pi. IX. fig. 12. Burma, Rhaetisch. 



I. Rotnpletxj Merciai, Foss. di Mte. Malbc, Atti Soc. Tosc. sci. nat. 

 Pisa, XXIV. 1908, p. 240, TaV. VII. fig. 30. 



Apennin, Rhaetisch. 



B. Sinupalliata. 



Fam. Donacidae Dosh. 



Donax costata Zonker (1833) vide Myophoria costata. 



Gen. Rhaetidia Bittner. 



Lam. v. St. Cassian, Abhandl. G. R. &,. XVIFI/1, 1895, p, 222. — 



Cossmann, Revuo de Palcozool. 1. 1897, p. 54. 

 Typ. R. ZitteKi Bittner (1895). 



R. praonuntia Stoppani, Pal. Lomb. 1. P6trif. d'Ksino, 1859, 

 p. 82, Pl. XVT. fig. 14, 15 (Corbula). — Bittner, Lam. v. 

 St. Cassiau, Abhandl. G. R. A- XVTII/1, 1895, ]». 224. — P h i - 

 lippi, Fauna d. Trigonodusdol. v. Hiihnerfeld, Jnhresh. Ver. 

 f. vaterl. 3S T aturkde. Wiirt. 1898, p. 174 (Tancredia). 



Siidalpen, Ladinisch. 



R. Salomoni Bittner, Lam. v. St. Cassian, I. c p. 224, Taf. XXIV. 

 fig. 20 [Nom. nov. pr. Tellina (?) praenuntia Salomon (non 

 Stoppani), Marmolata, Palaeontograph. XLII. 1895, p. 171, 

 T;if. V. fig. 40, 41.] Siidalpen, Lulinisoh. 



It. /ittclii Bittner, Lam. v. St. Cassian, Abhandl. (L R. A. 

 XVIII/1, 1895, p. 223, Taf. XXIV. fig. 21—23. — Broili, 

 Fauna d. Pachycardientuffe etc. Palaeontograph. L. 1904, p. 221, 

 Taf. XXVII. fig. 43. Sudaipen, Karnisch. 



Fa,m. Mactridae Desh. 



Mactra securiformis Stoppani (1801) vido Anatina Baldassari. 

 M. trigona V. Z i e t h e n (1830) vide Myophoria ovata var. trigona. 



Fam. Mesodesmidae Desh. 



Mesodesnia Gerinari Lundgreu (1878, 1881) vide Isocyprina 

 Germari. 



15* 



