DESCRIPTION OF SPECIES— CARPITES. 303 



Habitat. — Golden, Colorado, tJie specimen represented in fig. 4; the 

 others from Point of Kocks ( Wm. Clchurit). 



Cai'pitcs costatus, sp. nov. 

 Pl.ate I.X, Fit;. 5. 



A fragment of a drupe buried in the stone, and of which tlie figured part 

 only could be seen. It shows the point of attachment, originally round, but 

 of an oval form by comjjression, surrounded by a double ring, with Hat promi- 

 nent costse passing downward; the surface between the ribs is smooth. 



Habitat. — South Table Mountain, near Golden, Colorado. 



C ii r |> i 1 1> IS CO f f c a; f o r III i s , sp. nov. 



Plate LX, Figs. 6, 7. 



The two parts figured seem to represent each a half drupe separated by 

 disjunction in the middle; they are oval-oblong, obtuse above, truncate in 

 the lower part, dee])ly grooved in the middle. One of the sj^ecimens shows, 

 totally imbedded into the stone, a cavity divided into five cells, by sections or 

 dissepiments, which are not joined to the central column. The flat surfaces 

 represented in the figures look like two ovules of the same fruit, joined in 

 their length. They may be referable to the former fragment (fig. 5). 



Habitat. — Golden, Colorado. 



C a r p i t c s in y r i c a r ii m , sp. nov. 

 Plate LX, Figs. 8-11. 



Small, round-oval seeds, five millimeters in diameter, slightly pointed 

 upward, round or truncate at the base. They resemble large seeds of Myrica. 

 Fig. 11 appears like a scale of a cone. These seeds are slightly flattened, 

 obscurely striate longitudinally. 



Habitat. — Black Buttes, Wyoming; in connection with I he leaves of 

 Myrica Torreyi, and not rare, but always sparse. 



Carpitcs rostcllatiis, sp. nov 



Plate LX, Figs. 12, 13. 



Hard-shelled small fruits, from six to ten millimeters in size, rounded 

 on one side, pointed-rostellate on the other, with three narrow ribs passing 

 down, and at equal distances from the point to near the base, where they 



