DATES OF PROFESSOR COPE’S RECENT . PUBLICATIONS. 303 
ous a” oe ee none; stigmas short and thick; leaves Jance-linear, 4—- x long on 
g speci , acuminate, entire, silky-tomentose; stipules very minute.—A 
e. E 3- oe “teed with light- colored 1 ey and yellowish foliage, sone in dry 
It nida from S. Hindsiana i more reduced habit, its silvery pubes- 
cen ore parioa lghtrcotored and glabrous ot more slender and 
neaka saan fe and thi and shorter stigmas. At the Bens of the Washoe Mts., 
near Carson City (1093 Wie amdi in eaii Nevada (Whe nen 
CALOCHORTUS AUREUS.— Low, 4-6' high, with a single sae — <a leaf, 
8-4’ long; scape short; APE TUE the single pair of bracts n ' long; sepals 
greenish-yellow, with a dark-purple spot near the base, oblong- o ia TA olate; 
` petals broadly cuneate, 15’’ long, bright-yellow, with a small hy defined circular 
_ densely hairy gland near the base and a lunate purplish spot above it; young capsule 
- narrowly oblong, not winged.— On sand-cliffs, Southern Utah (Mrs. E. Pp. Thompson); 
une. 
— Branched and flexuous above; bracts- alternate, 
ł- 1}' long, “aa aan PANE aE rather rigid; sepals oblong lanceolate aigean 
with a deep-purple and orange gin base; petals broadly cuneate, 12-15’ 
plish, with a deep-purple claw a n ill-defined circular. oceans or sib junk 
above, the glandular hairs Shio Haratiy to the margin; capsule triangular, nar- 
wly oblong.— Southern Utah and Northern petad (Mrs. E. P. Thompson); April 
an h dians. 
ANDROSTEPHIUM BREVIFLORUM.— Scapes 6’ high; umbels 4-7-flowered, the pedi- 
ong; sae violet, 6-7' long, the nearly erect lanceolate segments 
equaling the campanulate tube; ; coron a3” Baga eka a ngular- sic 3” in di- 
r th p: iolaceu maller flo thern 
ON THE DATES OF PROFESSOR COPE’S 
RECENT .PUBLICATIONS.* 
BY PROF. O. C. MARSH. 
Durie the past year Dr. Leidy, Prof. Cope, and myself have 
been investigating the fossil vertebrates of the Eocene of Wyo- 
ming, and our material has not unfrequently included the same 
species. Our descriptions have usually been published as sep- 
arate papers, issued in advance of the journals containing them. ` 
To prevent, if. possible, any question about priority of publication 
Agreed with each of these authors in March, 1872, that we should 
send to each other, on the day of publication, any papers on the 
» above subject we might issue, the date of publication to be either 
->Printed or written on each pamphlet. This would ordinarily se- 
ca the receipt of the papers on the following day, and we agreed 
to accept this réceipt, so far as we were individually concerned, as 
——. O O e T 
ETEDI to the Philadelphia Achdemy of Natural Sciences, April 8th, 1873. 
