6o Caroli Augufii dc Bergen 



XVI. Methodus Teflaceorum J. P. BREYNir. 

 Clafles. ill. Spcies 



I. Orthoceratiter Jiphone ad peripheriatn locato am- 

 pliffiyno i5 annularihui en%inentiis injignito, len- 

 te decrefcens, 

 Genera fubaltema 



b. Lituus. Polythalamium a bajt primo in lineam fere rc- 

 Elam extenfum^ deinde vero in fpiram externe apparentem 

 inj?lano horizontali ccnvolutum. 

 G. Ammonia. Polythalamium in fpiram externe utrinque 

 apparentem in plano horizontali convolutum. 

 Species 



«. Cornu Ammonis. Pofi-hoorentje Rumphii. 

 d, Nautilus. Polythalamium infpiram interne latentem in 

 plano horizo7itali convolutum. 

 Ordines 



a. Nautilus diaphragmatihus eorrvexo coneavis^ /emiluuaribus, 

 /8. Nautilus diaphragmatibus muUifariam finuojis. 



Species l . Nautilites articitlis multifariam (tnuofs^firfis 

 l "verfus dorfum trifidis. 



2. Nautilites articuUs multifariam finuofis , mi- 

 nor^ valde comprefius ^ leniter firiatus ^ dorfi 

 acuto, 



3, Similis, fid quadruplo major. 



IV. Lcpas, Tefta vafculofa , fimplex, referens vafculum magis mi- 

 nusve concavum, orificio multum patente. 



Genera fubalterna: I. PateHa. II. Lepades, 



V. Concha, Tella vafculofa, compofitaj bivalvis i. e. quse ex dua- 



bus componitur vaivis, five vafculis magis minusve concavis, 

 in cardine articulatione quadam inter fe junflis,utaperiri &clau- 

 di queant. 



Genera ; I. Chama. II. Mituli. III. Telltn^. IV. Pinna. 

 V. Ofirea. VI. Peifines. VII. Jnomia. 



VI. Conchoides, Tefta vafculofa> compofita,bivalvi_s; fed quae prsc- 

 terea ex aliquot minoribus portiunculis tcllaceis componitur. 



Genera: 1. PhoUdes. II. Anatiftrs. 



VII. Balanus, Tefta vafculofa, compofita, quse prseter unicam niajo- 

 rem teftam, aiiasportiones minoreshabet, exquibuscomponitiir. 



Genera : 1. Balanus vulgo diftus. 



VIII. Echinus, 'lefta valculofa,compofita, undique claufa, mngis mi- 

 nusve concava, duobus tantum foraminibus , feu aperturis pro 

 ore&anoperforata; externe aculeis, vel claviculis, mobilibus, 

 teftaceisarmata. Genera : «. Echinometra. ^. Echinceonus. y. Echi- 



nocorys. S. Echinantbus. e, Eshinospata^us. ^, EchinohrifTus. 

 ij, Echinodifius. XVII. 



