NATURAL SCIENCES OF PHILADELPHIA. 455 



Subfamily 3. Kuphinje. Without valves. Tube clavately cylindrical, sunk 

 horizontally in sand. Never penetrating timber. 



Synopsis of Genera. 



Subfamily TEREDlNiE. 



Tubes elongate, nearly cylindrical, increasing slowly in 

 diameter, solitary ; pallets simple ; valves generally nearly 

 as broad as their length Genus Teredo, Linn. 



Tubes club-shaped, much contorted, growing together 

 in masses, and increasing rapidly in diameter; pallets 

 simple; valves narrow and elongate Genus Uperotis, Guettard. 



Tubes elongate, increasing slowly in diameter, solitary ; 

 pallets compound, the blade penniform, composed of a 

 number of jointed setas ; valves nearly as broad as their 

 length Genus Xylotrya, Leach. 



Subfamily TEREDINID^E. 

 (Fossil.) 



Subfamily KUPHIN^. 



Tubes penetrating sand, somewhat irregular, very large, 

 "pierced around the base with small scattered perforations ; 

 and inclosed by two overlapping convex septa, arising from 

 the sides and completely closing the ends" (Gray). ...Genus Kuphus, Guettard. 



Index to Species of TEREDiDiE. 



Bruma delle Navi, Vallisnieri, = Teredo Norvagica, Spengler. 



dell' Oceano, Vallisnieri, = Teredo megotara, Hanley. 

 Cuphus arenarius, Gray, = Kuphus arenarius, Linn. 

 Dentalium navis, Linn. = Teredo navalis, Linn. 

 Fisiulana corniformis, Lam. = Teredo Norvagica, Spengler. 

 gregaria, Blainv. = Uperotis clava, Gmelin. 

 gregata, Lam. = Uperotis clava, Gmelin. 

 Furcella gigantea, Gray, = Kuphus arenarius, Linn. 

 Guetera clava, Gray, = Uperotis clava, Gmel. 



corniformis, Gray, = Teredo Norvagica, Spengler. 

 Kuphus arenarius, Linn. 



Leptana arenaria, Gray, = Kuphus arenarius, Linn. 

 Pkolas Teredo, Mull. = Teredo nana, Turton. 

 Septaria arenaria, Lam. = Kuphus arenarius, Linn. 

 gigantea, Chenu, = Kuphus arenarius, Linn. 

 Mediterranea, Matheron, = Teredo Norvagica, Spengler. 

 Serpitla anguina, b. Gmelin, = Kuphus arenarius, Linn. 

 gigantea, Schroter, = Kuphus arenarius, Linn. 

 polythalamia, Linn. = Kuphus arenarius, Linn. 

 retorta, Mawe, = Uperotis clava, Gmelin. 

 Teredo, Da Costa, = Teredo Norvagica, Spengler. 

 Solcn arenarius, Rumphius, = Kuphus arenarius, Linn. 



corrugatus, Klein, = Kuphus arenarius, Linn. 

 Teredo arenaria, Gray, = Kuphus arenarius, Linn. 

 Teredo Batavus, Spengler, = Teredo navalis, Linn. 

 Teredo bipalmulata, Chiaje, = Xylotrya minima, Blainv. 

 " Lam. = Xylotrya palmulata, Lam. 



" Thompson, = Xylotrya fimbriata, Jeffreys, 



bipartita, Jeffreys. 



1862.] 



