15 



312 Venus nigosa 

 313 Casina 



314 crcbrisulcata 



315 plicata 



316 cancellata, numerous varieties. 



316a var: 2 Lam. 



317 grauulata 



318 Marica 



319 cardioides 



320 niercenaria 



321 Lagopus 



322 Galliua 



323 lamellata 



324 exalbida 



325 Malabarica 



326 var. testa postice plicatura 



tlexuosa 



327 papilionacea 



32g adspersa 



329 punctifcra 



330 ■ turgida 



331 litterata, three varieties and many spe- 

 cimens 



332 sulcaria 



333 Textile 



334 texturata 



335 decussata, many varieties 



336 pullastra; (a_J testa monstrosii 



337 aurea var. 



33S virginea 



339 scalarina ? 



340 opinia, several varieties in colour 



340a uebtilosa. An testa junior speciei praj- 



eedentis 



341 laterisulcata ? 



342 llorida, several varieties 



343 Paphia, Dillw. 



