CEM. AciPENSERIDAE. -ÂCIPENSER RUTHENUS. 
243 
Kan -f-1 ôojrfce KpynHaR cb nranaMn (icaKB y ceBpiorH) -*-l npe^B 
aHa jujHlimb njiaB. 
Jsü 13930. Cpe^H ^ocTaBJieHHBixB H3B ycTBeBB ^yHan 7 sk- 
SeMnJIRpOBB HM'ieTCR 3 3K3. ÆJIHHOH OTB 232 £0 303 MM.j 6ojrÊe 
noÆxoÆRmnxB no BH^y kb cespior'È (6ok. acyneicB 43, 47, 56); 
BM^CT^ CB HHMH HOHMaHB 3K3eMnJIHpB THnHHHOH CTepjIR^H ^JTHHOH 
209 mm. h Tpn 3K3eMnjrRpa thhhhhbixb ceBpioaceKB æjihhoio 150— 
205 mm.; BectMa B'ÊpoRTHO, hto bc'Ê 3th 7 3K3eMnjiRpoBB, pe3yjiB- 
TaTB cKpem,HBaHiR CTepjin^H h ceBpiorH, octb noTOMCTBO otb o^- 
hoh MaTepn. 
Acipenser ruthenus X A. stellatus. 
% 
CO 
lO 
CO 
CO 
T—1 
£ 
CO 
CO 
CO 
rH 
£ 
’Sf 981 N 
CO 
co 
CO 
T— i 
£ 
T)î 
3 
CO 
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£ 
Bca ji;ji 0 Ha. (Long, totalis), mm. . 
525 
590 
645 
580 
455 
515 
Ciihhh. acyqeK'B. (Sc. dorsalia) . . 
12 
13 
15 
14 
16 
— 
Bokob. acyqeK'i». (Scuta lateralia) . 
44-43 
48-48 
50-49 
64-61 
56—56 
54-59 
Hji. rojiOBH bt> % Bceâ sjihhh. 
(Long, capitis in % long, totalis). 
23.5 
21.5 
23.2 
22.3 
23.1 
22.1 
Bb % juihhei rojiOBH. (In % long, 
capitis): 
J^jiHHa pujia. (Longit. rostri) . . . 
62.3 
60.2 
56.0 
54.0 
609 
60.5 
Otb BepmHHti pnuia æo ocHOBaHia 
ycHEOBB». (Distantia inter rostri 
apicem et basin cirrorum) . . . 
46.9 
45.7 
42.0 
43.6 
44.3 
46.0 
Otb och. ycmcoBB eo nepe^HHro 
i:paa pTa. (Distantia inter basin 
cirrorum et marginem anterio- 
rem orificii buccalis). 
10.5 
20.0 
20.3 
18.5 
19.5 
19.8 
Acipenser ruthenus x A. baeri. 
Cm. hh*/K6 iioæb A. baeri X A. ruthenus (cTp. 273). 
16* 
