1854.] 



HAMILTON — MAYENCE BASIN. 



Table I. (^continued). 



277 



Turbonilla elegantissima, Leach 



Nystii, Duch 



laevissima, Bosq 



, sp. uncert 



Rissoa plicata, Desh 



Duboisii, Nyst 



succincta, Nyst 



Michaudi, Nyst 



= R. tumida, Merian. 



Vermetus, sp. uncert 



Seal aria rudis, Phil. 



pusilla, Phil 



Turritella crenulata, Nyst 



Phasianella (aff. P. Prevostina, Bast.) 



Delphinula, sp. uncert 



Rotella nana, Grat 



Phorus umbilicaris, Brand 



= Trochus agglutinans, Lamk. 



Trochus fragilis, Desh 



rhenanus, Merian 



= T. striatus, Gmel. 



bicarinatus, 



margaritula, Merian 



, 2 sp. uncert 



Turbo, sp. uncert 



Solarium, sp. uncert 



Xenophora Lyelliana, Bosq 



Littorina, 2 sp. uncert 



Cerithium mutabile, Lamk 



subvaricosum, A. Braun 



dentatum, Defr 



plicatum, Lamk 



intermedium, Braun 



lima, Brug 



laevissimum, Schloth 



conoidale, Lamk 



margaritaceum, Sow 



= C. elegans, Desh. 



abbreviatum, A. Braun 



(aff. C lapidum., Lamk.) 



, 6 sp. undetermined 



Chenopus vittatus, A. Braun 



speciosus, Schloth 



= C. tridactylus, A. Braun. 



= C. pes-pelecani, Phil. 



, sp. undeterm 



Tritonium argutum. Brand. 



= T. rugosum, Phil. 



= T. flandricum, De Kon. 



, 3 sp. undeterm , 



anguinum, Merian 



Belgium. 



» 1 ?i 



~ +3 3 



ss 



