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SOCIÉTÉ lïOYALE MALACOLOGIQUE DE BELGIQUE 



22. 



1 



2 



3 



25. 



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3 

 24. 



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3. 

 4. 



5. 



6. 



2i>. 



1. 



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4. 

 26. 



]. 

 27. 



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8. 

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— MoNODONTA. 



. M. (Olivia) parisieilsis, Dcsh. 



— perelegans, Dush. 



— compsa, Cossm. 



— Boutilukria. 



. B. Eugenci, Dcsh. 

 , — Bernayi, Bayan. 

 . — crassa, Baudon. 



— GlBBULA. 



. G. (Monilea) parnensis, Bayan. 



— mitis, Desh. 



G. (Pscudodiloma) mirabilis, Desh. 

 G. (Phorcidus) sulcata, Lamk. 



— distans, Dcsh. 



— fratereulus, Desh. 



— NORIUSIA. 



N. (Norrisellti) pygmaea, Desh. 



— munda, Desh. 



— pterochilus, Cossm, 



— anaulax, Cossm. 



DlLLWYNELLA. 



D. labiosa, Cossm. 



— SOLARIELLA. 



S. odontata, Bayan. 



— tricincta, Desh. 



— craticulata, Desh. 



— bimarginata, Desh. 



— filosa, Cossm. 



— simplex, Desh. 



— trochulus, Desh. 



— solarioides, Desh. 



— EUMARGARITA. 



T. (Periaulax) spirata, Lamk. 



— trochiformis, Desh. 



— grata, Desh. 



— discreta, Desh. 

 Eumargarita (s. s.) felix, Desh. 



— Basilissa. 



B. Boutillieri, Cossm. 



— sulcata, Lamk. 



— Lamarcki, Desh. 



— angusta, Desh. 



o 

 30. 



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31. 



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4. 

 52. 



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 20. 

 21. 

 22. 

 23. 

 24. 

 25. 



B. subl'ragilis, d'Orb. 



— Calliostoma. 

 Caiïiostdma(s.$.)moniliferiilh, Lamk. 



— princeps, Desh. 



— hères, Desh. 



C. {Eutrochus) marycnse, Bayan. 



— novatum, Desh. 



— Turbo. 



T. (Scnectus) sigaretiformis, Desh. 



— radiosus, Lamk. 



— hcrouvalcnsis, Dcsh. 

 T. (Tcctariopsis) Henriei, Caillât. 



— Leptothyra. 



Leptothyra [s. s.) obtusalis, Baudon. 

 L. (Otaidaœ) inermis, Dcsh. 



— Collonia. 



Collonia (s. s.) marginata, Lamk. 



— infundibulata, Cossm. 



— canalifera, Lamk. 



— spiruloides, Desh. 



— tlammulata, Cossm. 



— rotatoria, Desh. 



— textiliosa, Cossm. 



C. (Leucorhynchia) eallifera, Desb. 

 C. (Cirsochihis) jucunda, Desh. 



— striata, Lamk. 



— turbinoides, Lamk. 



— turbinata, Desh. 



— grignonensis, Desh. 



(Voir ci-après 25.) 



— obsoleta, Cossm. 



— Caillati, Desh. 



— cristata, Baudon. 



— disjuncta, Desh. 



— macrostoma, Desh. 

 C. ( Cyniscelld) cornupastoris, Lamk. 



— Laubrierei, Cossm. 



— separatista, Desh. 



— minutissimâ, Desh. 



— goniomphalus, Cossm. 

 [suppr.]. 



C. (Cirsochihis) Houdasi, Cossm. 



