43 Russell's Familiar Notice of some of the 



SFIRORBJS, Latin A Spiral Orb. 

 NAUTILOIDES, resembling a Nautilus. 



A pretty and minute shell found in profusion on sea weed, 

 (Algae,) ivory white, curled. In order to preserve specimens 

 for the Cabinet, it is better to select a piece of the sea-weed, 

 that the shells may remain uninjured. 



Brown's Zoologist's Text Book, PI. 92. fig. 15. 

 Conchologist's " PI. 19. fig. 15. 



Cabinet of the Society. 



The following shells belong to the class of Molluscous ani- 

 mals called CIRRHIPEDA, i. e. having feathered feet. They are 

 attached to other bodies, and sessile or fixed in one spot. They 

 may be found in the class X of Lamarck and under his 1st order. 



BALANUS, Greek, an acorn. 

 MISER, Latin, small, insignificant. 



A small, sharp angled white shell, composed of many valves, 

 and very abundant on the rocks, pebbles, and other objects on 

 the sea shore. 



Cabinet of the Society. 



BALANUS OVULARIS. Lamarck. 

 Egg shaped or oval sea acorn. 



A larger and prettier species than the foregoing, with striated 

 valves. Found on the piles and stones of the bridge, near Legg's 

 Hill, last summer, by Jos. True, sometimes attached to the liv- 

 ing shells of the common muscle. 



Figured in Griffith's Cuvier's Animal Kingdom Mollusca y 

 p. 136., pi. 7., fig. 1. 



Cabinet of the Society. 



Kept alive in sea water, (as it may be for several days) it will 

 open and close the valves of its mouth, and protrude its feath- 

 ered feet in search of food, presenting an interesting spectacle. 



BALANUS GENICULATUS. Conrad. Latin genii, a knee. 



Kneed sea acorn. 



A large fine species, found on the Lynn beaches, attached to 

 other shells, particularly to those of the Horse muscle : white 



