Lhomme. — Coquilles [ossiles trouvées dans les sables de St-Gobain. 55 



CardUa eudœdala Rayan. 



— cuneaia Gossm. 



— densecostata Gossm. 

 Luieiia umbonata Dcsh. 

 Woodia prolunda Dosii. 

 Arca iniersi'cia Ucsli. 



— scapuiina Lamk. 

 Mj/iilus Levesquei Desh. 

 Piniia IraijiUs Wal. 

 Avicula aviculina Desh. 

 lladuld Morlicn Wat. 

 Cldainns corneola Wood. 

 Aiiuiiiid prim.iiva Desli. 

 — jilaïadatu Desh. 

 Seniiplicaiula solida Desh. 



GASTROPODES 



28 3 RII Evinn.rgarUa ijnila Desh. 



33 3 RR l'husiaiu'lla Dunkeri Desh. 



» 7 R — leinilstrinlii Desh. 



3!) 10 lilî Nerltina lloiinii Gossm. 



40 2 lUîR V'f/«/t'.y c(iuiiius Rezaiiçon. 



43 i R Syrnola. luiibdicala Desh. 

 » 10 R — polygyrata Desh. 

 )> 24 R — carinulata Gossm. 



44 7 R Odonlostoiiiia iiileriiicdia Desh. 

 49 13 R /!(//»/(« disinria Desh. 



54 6 RR TeimiscuUt Muidcri de Raine. 



55 1 RR Foratiscala cerithilonnis Wat. 



56 5 R .4ciri'a primœva de Roury. 

 » 7 RR — transversanu Desh. 



59 10 R Atieorbis pluiinrbuhiris Desh. 



>i 13 R — bicaroKdus Lamk. 



61 12 RR Nalica Vellcda; Rayan. 

 » 28 RR — icimicida Desh. 

 „ 30 RR — DlaiuvUlei Desh. 



» 37 RR — injumllbuluvi Wat. 



62 2 RR Sigarelus Levesquei Reckiz. 

 70 5 RR Capulus squamxformis Lamk. 

 73 3 AR Cahjptrxa suessoniemis d'Orb. 



99 2 RR Pseudotaphrus Iransversarius Desh. 



» 7 RRR — (Pezanlia) dactyliosa Desh. 



104 19 RR Solarium suessoniense Wat. 



117 5 RRR Fauiius Cuvieri Desh. 



121 1 RR Bayania lactea Lamk. 



125 3 AR Turritella hybrida Desh. 



» 4 AR — cariidjera Desh. 



» 21 AR — circwndata Desh. 



» 22 AR — Vaudini Desh. 



» 26 RRR — cuisensis Gossm. 



126 6 R Mesalia lurbinoides Desh. 

 128 4 RR MalhikUa Crossei de Roury. 

 132 9 R Teiuujodes gradlis Desh. 



