m 
NKNV ANI> l.riTLE KNOWN PALEOZOIC 
15 
13 
120 
no 
135 
85 
50 
of nuuplivwwl • 
ofniiU-riorgiilur 
of Kul"*" 
of fintt donuil lin 
l>*njrth of .niulnl fniin iiift-rior to huik i ioi- Iree apex 
of ImmIv lit lir»*t ilonrnl 
I). ptlt of limly lit iMH-oml don*al 
Tliii. 1* not iMMirlv iillital to tlie Hpecies IVoin the Penman of Texas, 
,1/ Coin-, whirli ia mimUer aii.l more robust in form. It has its scales and 
|{»ii..iiH*. j:.*iiemnv. iHTf.ftlv siinaitli. and tliere are but fourteen rows of scales be- 
m.s.|i III** iM-i-to’ral ami ventral lias. From the European species with punctate 
Kmiiiiiie il ililTen* in the lonjier gular Inmes and more elongate head, so far at least 
M r»iir«-nii> A/, hiblttrlii and M. laticeps. In M. pygviaus the scales are des- 
cribwl a* c«»«»n-*lv lainctale by A. S. Wooilward. Its dinumsions are alxait ecjual 
io ili.nn* of M. hiblxrtii. The crescentic <ranoine scales of the muzzle of that 
and At mtiiiui arv al»wnl from M. macropotnus. 
I owe the o|i|iortniiily of examining tlie iHuiutiful specimen which is descriljed 
alaive. to niv friend Mr. H. IL Lucih*, of I’ittston, Penna., whose valuable collection 
Ilf |iiileo>oir fo»<ilii iaofftiieh utility to students of the subject. 
P CR0880PTERYOI A. 
HfKHMATODf.M <!o|k; 
Nr«liM4t«a>< • m *11 onl • «»ti. rl. IHrt-, Kl«. 4. 
I k^r — lta<Nsl on the led half of a skull, which includes the median ele- 
nienls. |Mrietid and frontal nUive, and bnsiiK’cipital and para.sphenoid below; with 
maxillary. |>alatine and niandihular bones, and one-half of the branchial apparatus. 
TIh- |-..t.-rior la.nler nml iHa.tero-lateral angle of the skull are broken off. 
The l^i.«ci,.iinl shows a eotylus for the first vertebra in front of the position 
of the l..mmen nm^niim. sine*, the latero-suiH.rior parts of the bone ai-e produced 
|Mis|ino \ ay ond ihe c*itx Ins. The axis of the Isuie is almost entire! v ensheatlied 
m IlH* |«rns,,he„o,d. u hirh is eniarginate |K,.stenorly. It is elongate and rather nar- 
Its anterior fourth is openly 
atilenor .".I i.." 7 “'l " I"^'!* connects the lateral with the 
filT'-rT n n. nw«nls. A patch of densely placed small pisi- 
JrJtiria!" tl>e length, and extendi as 
Thov an* m*’i bifurcated so as to avoid the median 
' bone on the ac- 
t..rih an* .dll-TTatirliT t'ho robust teeth. No 
"'-^T is bn.k..n.nn*l ,h*. latt'er 
• n* ,s a wHI m«rk,.,| transxvrse gnsiyo at the jiosition of the coronal suture. 
