Lyra Neritoides. L. testa nodosa subrotunda.
Gualt.
Testa crassa, ponderosa, alba cum rubedine tincta, figura Neritæ, magnitudine juglandis, cincta anfractibus 5 e nodis obtusis crassiusculis. Labium interius depressum, longitudine pictum macula ferruginea.
TROCHUS.
Testa conica. Apertura quadrangularis, basi columella contorta, sinu descendens.
The last five words had been substituted for "absque sinu evidente."
T. maculatus. T. contorto-umbilicatus conicus, vertice subnodoso.
The printed description and the synonymy are so very dissimilar to the written one, that I entertain no doubt that an early definition of T. Niloticus (with references to "Olear. Mus. t. 9. f. 5" and "Bonan. 3. f. 102") was transmuted into that of a granular species, by the addition of "quasi granis exasperata," &c.
T. solaris was not mentioned in the manuscript.
T. perspectivus. T. crenato-umbilicatus convexus obtusus: margine acuto.