18 
PALAEONTOLOGY OF NEW YORK. 
Tentaculites Richmondensis. 
PLATE CXV, FIGS. 28-30, 33-39. 
Tentaculites Ric?imonde?ms, Miller. Cin. Quart. Jour. Sci. 1874. 
Conijiai-e T. teimistriatus, Meek and Wortubn. Proc. Acad. Nat. Sci., p. 2.54. 1855. 
Hudson River group. Richmond, Indiana, 
CORNULITES, Schlotheim. 1820. 
CORNULITES FLEXUOSUS. 
PLATE CXV, FIGS. 41,42. 
Tentaculitest flexiiosa. Hall. Pal. N.Y., vol. i, p. 92, pi. xxix, fig-s. 6a-d ; p. 284, pi. Ixxviii, figs. 2a, b. 1847. 
Not Cornulites flexuosus. Hall. Pal. N. Y., vol. ii, p. 98, pi. xxviii, fig. 12. 
CornuUtes flexuosus. Hall. Twenty-eighth llept. N Y. State Mus. Nat. Hist., p. 184. 1879. 
Trenton limestone. Lowville, Lewis county. 
Cornulites immaturus. 
PLATE CXV, FIG. 40. 
This species is known only in an early serpuloid stage of growth, and may 
eventually prove identical with the forms occurring in the Cincinnati group, 
Utica slate. Holland Patent, Oneida county. 
Cornulites incurvus. 
PLATE CXV, FIG. 31; and PLATE CXVI, FIG. 31. 
Tentaculites incurvus, Shumard. Geol. Kept. Missouri, part ii, p. 195, pi. B, figs. 6a, 6b. 1856. 
In the ultimate revision of these forms, the specific name “ incurvus ” will 
take precedence over all others in point of time. 
Hudson River group. Cape Girardeau, Missouri. 
Cornulites distans. 
PLATE CXVI, FIG 23. 
Tentaculites distans. Hall. Pal. N. Y., vol. ii, p. 184, pi. A xli, fig. 9. 1852. 
Clinton group. Rochester, Monroe county. 
Cornulites Clintoni. 
PLATE CXVI, FIG. 22. 
Carnulites flexuostis. Hall. (Name preoccupied.) Pal. N. Y., vol. ii, p. 98, pi. xxviii, figs. 12a-e. 
Cornulites Clintoni, Hall. Twenty-eighth Kept. N. Y. State Alus. Nat. Hist., p. 184. 1879. 
Compare Cornulites arcuatus, Conrad. Jour. Acad. Nat. Sci., vol. viii, p. 276, pi. xvii, fig. 8. 1848. 
This species was originally described under the name Cornulites flexuosus {loc, 
cit), but as the Tentaculites ? flexuosus of Hall, which had been previously de- 
