IN D E X. 



MURICES, ROCKS. 



GENUS 16. APORRHAIS. 



* MARINiE. SEA. 



Plate. Fij 

 Aporrhals quadrifidus, four fingered - - - 4 



ORDER 2. 



BIVALVES. 



GENUS I. PECTEN. ESCALLOP. 



Peften pi£lus, painted - - - - - iz 



Peften distortus, diftorted - - - '"34 



Pefteii monotis, one cared - - • - j l. i. 



Pe^en parvus, small - - -••12. 



GENUS 3. ANOMIA. 

 * MARINES. SEA, 

 Anomia tunica cepae, onion peel - - - a6 



DIVISION 2. 



GENUS 6. CARDIUM. HEART COCKI.E. 

 * * MARlNiD. SEA. 



Cardium aculeatuin, spiked 

 Cardium parvum, small 



