414 



PYRAMIDELLID^E. 



The list will now stand thus : 



True species. 



Of these, the animals of twenty-one have been examined, 

 and seven still escape observation. 



Spurious species. 



Chem. formosa, synonym 



C. clathrata, 



C. conspicua? 



C. striolata? 



C. dubia, 



C. alba, 



C. nitida, 



C. albella, 



C. rissoides, 



C. eulimoides, 



C. cylindrica, 



C. truncatula, 



C. decorata, 



C. diaphana, 



C. dolioliformis, 



C. notata, 



C. turrita, 



C. affinis, 



C. rufescens, 



C. glabrata, 



of Chemnitzia rufa. 

 C. indistincta. 

 C. acuta. 

 C. acuta. 

 C. pallida. 

 C. pallida. 

 C. pallida. 

 C. pallida. 

 C. pallida. 

 C. pallida. 



C. nivosa, dwarf and littoral. 

 C. ni vosa, elongated var. of coralline zone. 

 C. Warrenii. 

 C. obliqua, juv. 

 C. Sandvicensis. 

 C. pallida. 

 C. acuta. 

 C. acicula. 

 C. scalaris. 

 C. pallida. 



CHEMNITZIA, D'Orbigny. 

 ODOSTOMIA, nonmill. 



Animal spirale, rostro elongate prseditum, sub basi teritaculorum 

 proboscidem retractilem emittens. Tentacula brevia subtriangu- 



