CEM. AciPENSERIDAE. -AciPENSER MEDIROSTRIS. 
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5 .2 
"5^0.’-S 
**?çO 
A. brevirostris 
Xo 13617. 
New York. 
Bca .nJiHHa. (Loogit. totalis), mm. 
695 
cal 260 
510 
345 
^Lhcjio en h h hlixb aiyaeKB. (Scuta dorsalia) . . 
10 
10 
14 
9 
„ doKOBtax-B „ ( „ lateralia) . . 
28-29 
40-38 
30 
28-28 
„ dpiomniJXB „ ( „ ventralia) . . 
8 
10 
8 
8-7 
„ „ Jiyaeü bb D. (Radiorura D ) 
86 
45 
32 
33 
» 11 % u ji A. ( » AJ 
28 
28 
25 
23 
(ZLiiraa rojioBti bb % juhhh Bcero T-fejia. (Longit. 
capitis in °/ 0 ]ong. totalis). 
22.6 
17.7 
23.1 
21.9 
A-inHa D bb 0/ 0 Bcero rb-iia. (Longit. D in °/ 0 
long, tôt.).. 
7.5 
10.7 
5.4 
8.2 
JLiHHa A bb °/ 0 ;yi. Bcero TÉJia. (Longit. A in % 
long, tôt.)... 
5.5 
5.3 
3.8 
4.5 
Bb % æjiheiei rojioBBr. (In 0/ o longit. capitis): 
JfyiHHa ptjjia. (Longit. rostri).. 
54.6 
32.3 
44.0 
47.6 
3ar.7ia3HuqHoe npocTpaHCTBO. (Spatium postor¬ 
bitale) . 
41.2 
63.9 
47.0 
45.0 
Pa3CTOüHie otl neprnnHtr pmia ro ocHOBaHia 
ycHKOBB. (Distantia inter rostri apicem et 
cirrorum basin). 
34.8 
14.8 
23.7 
23.8 
PaacTOHHie otb ocHOBaHia ycnaoBB ao nepe,n- 
naroKpaapTa. (Distantia inter basin cirrorum 
et marginem anteriorem oris). 
20.9 
20.9 
27.1 
27.8 
BucoTa rojiOBU. (Altitudo capitis). 
38.1 
59.2 
47.0 
51.6 
Meacraasunanoe npocTpaHCTBO. (Spatium inter¬ 
orbitale) . 
30.5 
37.0 
30.0 
33.1 
Hlnpiina pmia 3a raa3aMn. (Crassitudo rostri 
post oculos).. 
36.8 
45.7 
38.1 
45.7 
«JayHtt Pocciii. Pu(3ti. 
19 
