Muhlenbergia rigens ( Benth.) Hitchcock in Journ, 
Wash. Acad. Sci. 28 (1983) 4538. 
In strata LV and VI specimens of this grass were 
found. 
Sporobolus airoides ( 7orr.) Torrey in U.S. Rept. 
lixpl. Miss. Pacif) 7 (1856) 21. 
Abundant remains of this grass were found throughout 
the deposit from stratum TE upward. 
Sporobolus Wrightit Mianro cx Scribner in Bull. 
‘Torrey Bot. Club 9 (1882) 103. 
Specimens of stems were found from stratum EET up- 
ward, Fruiting heads of SS. Wrightu were tound only in 
stratum VI. 
Bouteloua gracilis (J7BK.) Lagasca cv Steudel 
in Nom. Bot. ed. 2, 1 (1840) 219. 
The remains identified as B. eracilis were found in 
strata TPE and TTT. 
Bouteloua hirsuta Lagasca Var. Cienc. 2, pt. 4 
(1805) 141. 
This is one of the most common grass remains from 
Bat Cave oceurring from stratum EE upward. 
Sorghastrum nutans (l..) Nasi in Small, FL. 
Southeast. U.S. (1908) 66, 
One specimen of this grass was recovered from stra- 
tum V. 
Although much material representing the Grammeae 
was found, there is little which may be interred from the 
material at hand. The prevalence of Sporobolus airoides 
and Bouteloua hirsuta throughout the deposit from stra- 
tum TL upwards emphasizes the continuity in vegetation 
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