CEM. AciPENSERIDAE.-PSEUDOSCAPHIRHYNCHUS. 
317 
jiaHii;eTOBB;^HïjRj nncjioMn 9. OnepKyjrapHaH aca6pa cjia6o pa3BHTa. 
ÜjiaBaTejrBHBrii ny3Hpi> no CBoen BejrannH'Ê 3aHHMaeTH cpeu;Hee 
nojioaceHie MeacÆy t4mh, hto HaÔjnosaeTca: y hermanni h Icaufmanni] 
Æjnraa ero co,n;epacHTCH bh phhî ronoBU, oth 4 pa3n (y KopoTKO- 
pBTJiBixn) æo 9 pa3n (y ÆJiHHHopBijiBixn). Pbijio jionaTOBHÆHoe, y 
opaxB yÆJiHHeHHoe, krkh y P. hermanni , y Æpyrnxn yKOponeHHoe, 
3aKpyrjreHHoe. 3a aHajTBHBiMn miaBHHKOMH æb^ HeôojrBnraxn nap- 
hbtxh njracTHHKEij RB'fc 6ojr£e KpynHBixn HenapHBixn n o^Ha, Ha- 
jieraiomaH: Ha nanano aHajrBHaro njraBHHKa. 3epHBimKH Meac^ypa- 
#aMH acyneKH 6ojrle rpyÔBLH, h^mh y hermanni. Hanajro aHajrBHaro 
njraBHHKa no^n nepe^Hen TpeTBio cnHHHOro, KOHen;n— HeMHoro 
Bnepe^H KOHn;a cnHHHoro. Bn ocTajtBHOMn— KaKH P. hermanni. 
Peôepn MHoro. Y B3pocjrBrxn na He64 hmThotch 3anaTOHHBie, bïï^- 
HBie jinniB Bn Jiyny, 3y6Bi. H3M4peHijï cm. bb Ta6jtHii;4 Ha CTp. 319. 
^jiHHa ftocTHraem 6e3n xboctoboh hhth æo 270 mm., ch hhtbio 
CBBirae 360 mm. 3K3eMnjrapBi æjthhoh okojio 250 mm. (6e3n hhth) 
co^epmaTH yàce sp'Èjryro HKpy. 
CpaBH^ST. 3aMtïKM. Bp-H^H JIH y KaKOH-JIHÔO apyrOH pBl6bI MOaCHO 
hrhth ctojib chjiBHB iii Bapiarpn cpe,n;H ocoôen, acHBymnxn Bn 
opomb h tomh ace m4ctè. Y oæhhxb 9K3eMnjLapoBn P. fedtschenlioi 
ecTB XBOCTOBan hhtb, ÆOCTHraiomaH bh ÆJiHHy HHor^a 100 mm. 
npn æjthh’È T^Jia bh 270 mm., y ÆpyrHxn ace — xBOCTOBan hhtb 
coBepmenHO OTcyTCTByeTH, Meawy t4mh npncyTCTBie xboctoboh 
hhth- CHHTajiocB npeac;a;e xapaKTepHBiMn ^jih Scaphirhynchini. Bn 
caMBixH mnpoKHXB pa3M4paxn KOjreÔJieTca: ÆJtHHa pBura: ecTB 
ÔK3eMnjIHpBr CH KOpOTKHMH 3aKpyrJieHHBIMH pBTJIOMH (-9TH OÔBIK- 
HOBeHHO HM^IOTH ftJTHHHyiO XBOCTOByiO hhtb) H eCTB CH y^JIHHeH- 
HBIMH pBTJIOMH ( 9 TH-HJIH 6 e 3 H XBOCTOBOH HHTH, HJIH CH 3 ana- 
tohhoh). Ilpe^rJiasHHHHBin otæ'Èjth tojiobbi y H'IncoTopBixn 9K3eM- 
nJIflpOBH (KOpOTKOpBIJIBIXH) BH 1.4 pa3a npeBOCXO^HTH 3arjra3HHH- 
hbtiI, a y ^pyrnxn (ÆJrHHHopBijrHrxn) bh 3 pa3a. Boo6nr;e MoacHO 
pa3aiiHHTB, CHHTaa bm'Ëct'Ê ch thhhhhoh, Tpn Mop^H: 
1) P. fedtschenlioi typicus (=hrmeilongirostris Berg 1905). fljiHH- 
HopBiaBre 9K3eMnaapBi 6e3H (hjth nonTH 6e3n) xboctoboh hhth. 
0Ty ^)opMy mbt npHHHMaeMH 3a THnn, TaKH KaKH OHa BnepBBie 
H3o6paaceHa y Keccjiepa (1872). ÜOBH^HMOMy, 9Ta cJopMa npeo6aa- 
^aeTH y Bmrasa*). 
1) Xotji B03Moacno, tto OHa nonaaaeTCH CTOJit-îKe nacro, KaKH raorpha 
brevirostris. 
