DE LA SOCIÉTÉ A MAESTRICHT 



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Chama ? Miinsteri. Bosq. Exogyra Munsteri, Hag.) 

 Avicula cœrulescens, Nils. 



— anomala ? Sow, sp. 

 Gastrochœnea amphisbœna, Goldf, sp. 

 Fistulana ? aspergilldides^ Forb. 

 Anomia species. 

 Stylolites. de Bey. 



Brachiopodes. 



Terebratula Sowerbyi, V. Hag. 



— prœlon^a, Sow. 



— depressa, Lmk. 



— i^homboidalis, Nils. 



— Fittoni, Hag. 

 Terebratulina costata, Bosq. 



— striatula^ Walh. 



— eclii?iulata, d'Orb. (gr^^e var. de striât u la). 

 Terebratellaplicata. Bosq. (Trigo.iosemus) (d'après Cornet et Briart). 



— pectinifojnnis, v. Schloth. sp. — 

 Rhynchonella alata, Nils. 



— compressa, Lmk. 



— species. 



Magas spathulatus. Walh. var. minor. 

 Argiope Davidsoni, Bosq. (d'après Cornet et Briart). 

 Thecidium papillatum, Davids. 

 Crania Ignabergensis, Retz. 

 Requienia? Ciplyana, de Ryck. 



Échinides. 



Hemipneustes striato-radiatus, Lesk. sp. 

 Cardiaster ananchytis d'Orb. 



— minor? Cotteau. 

 Micr aster cor-anguinum, Ag. 

 Catopygusfenestratus. — (rare). 

 Cassidulus lapis-cancri^ Lmk. (rare). 

 Faujasia (Pygurus) Faujasi, Desmoul. sp. (rare). 

 Cyphosoma spathuliferum, Forb. (rare). 

 Phymosoma meandrinum nov. sp. Schluter. (rare). 

 Micr aster glyphus, ? — 



