103 



Spondylas. 



270 273'gpondylus Gicderopus Red Spondylc, or Thorny 



Oyster East Indies 



274277 Variegatus Variegated ditto Ib. 



278 Plicatus Plaited ditto West Indies 



C/iama. 



279 284 Chama Gigas 



285 Hippopus 



286 Bicornitf 



287 Cor 

 288289 Gryphoides 

 290291 Lamellosa 



292295 



296297 



298 



Area 



.'301 



302 



503304 

 305306 



307 



308 315 



SI 6 



3 17 320 

 321 



322325 

 f.26 

 327 



328330 



331 



332 



333 



S34 345 



Gigantic Chama East Indies 



Purple-bordered ditto West Indies 



Wrinkled ditto Ea.\t Indies 



Hart-shaped ditto Caspian 



Furbelowed ditto West Indies 



Lamellated ditto Ib. 



Area 

 1. Margin entire. Beaks inflected. 



Noae Noah's Ark C. of Guinea 



Barbata . Fringed ditto East Indies 



Striata Striated ditto Red Sea 



2. Margin crenate. Beaks recurved. 



.Area Rostrata Baltic-Boat, or Rostrated 



ditto Norway 



Concretio Ma- Concretion containing 

 rinacumAr- minute specimens of 

 cis Rostratis the Rostrated Arc Ib. 

 Nucleus Silver}' ditto Dublin Bay 



Nivea White ditto Red Sea 



Modiolus Small ditto East Indies 



Rhomboidalis Rhomboidal ditto Tranquebar 



Granosa Little- Basket, or Warted 



ditto Ib. 



Glycymeris Dog's Cockle, or Orbicu- 

 lar ditto Europe 



Pecten Maximus 

 Jacobaeus 

 Zic-zac 

 Pleuronectes 

 Plica 

 Plicae var. 

 Pallium 

 Sulcatus 

 Cinnabarinus 

 Citrinus 

 Varivw 



Pecten. 



Great Scallop 

 Pilgrim's ditto 

 Zig-zag ditto 

 Compass ditto 

 Plaited ditto 

 Variety of ditto 

 Royal" Mantle ditto- 

 Furrowed ditto 

 Cinnabar ditto 

 Lemon ditto 

 Variegated ditto 



Europe 



Mediterranean' 



America 



East Indies 



Ib. 



Ib. 



Ib. 



Malabar 



West Indies 



East Indif* 



Europe 



