XX11I 



A TABLE exhibiting Lamarck's Divisions of the 

 Linn^ean Genera of Shells, with a reference to the 

 Page in which the Description of each is given in this 

 Work. 



* # * Many of Lamarck's Genera of Recent Testaceae are not men- 

 tioned inthisTable,asno certainty can now be established of the 

 Genus in which Linnaeus would have placed them: though pre- 

 sumptive evidence might appear sufficient to determine that 

 point. 



I. Chiton 



J Chiton Page 146 



( Chitonellus • • 146 



II. Lepas 



' Tubicinella 22 



Coronula 24 



Balanus 25 



Acasta 26 



Creusia 27 



Py rgoma 28 



Anatifera 28 



Pollicipes 29 



Cinaras 30 



Otion 30 



III. Pholas. 



Pholas 37 



Gastrochaena 38 



IV. Mya 



Panopaea 



Glycyraeris 



Mya 



Anatina 



Lutraria (some) 



Amphidesma (some) 



Corbula 



Unio 



Hyria 



Vulsella 



41 

 41 

 42 

 43 

 44 

 49 

 50 

 90 

 92 

 127 



