0. C. Marsh—New Tertiary Birds. 261 
meen Of tibia, 2.656. SSeS eA ea 243° mm- 
Transverse diameter of distal end,......+...+.-ee+0+5 18° 
Length of tarso-metatarsal,..........seceecceetecees 176°5 
Transverse diameter of proximal end,.......+++++++++ 23° 
Distance from proximal end to spur,....+++-+++++++55 110: 
The specimens here described were found in_the Post- 
pliocene deposits of Monmouth County, New Jersey. 
Meleagris celer, sp. nov. 
the posterior face, where it is met by an external Si of sim- 
ilar length. The tarso-metatarsal has the external ri 
more ossified than in the larger species. The remains preserved 
indicate a bird about half the bulk of JZ altus. 
I oe: Measurements. 
WEED Of tibia... 262s evn ssersarnrenrere ceennces ia 
Greatest diameter of proximal end,.....-+++++++++++° 3 
Transverse diameter of shaft at middle,........+++++++ 9°6 
Transverse diameter of distal end,......-- se+erreee- 16°5 
Antero-posterior diameter of outer condyle...--..---- 16° 
Transverse diameter of proximal end of tarso-metatarsal, 1 4 
2 . 
\ntero-posterior diameter,....-+---++eeereceeeeteess 
tT known specimens of the present s ies are from the 
Post-pliocene of Monmouth County, New Jersey. 
Grus proavus, Sp. NOV. 
An extinct species of Crane, somewhat smaller than Grus 
Canadensis Temm., is indicated in the collections of the Yale 
differs essentially from it in 
hot having the grooves for the coracoids meet on the median 
ne. They are i separated from each other by a space 
ve. e sternum 
die than in C Can- 
that species mainly in having the shaft less curved : in ot 
respects the resemblance is close. : 
