BTopoft rpynnii (B. Baeri, B. spinosus), a b^ei Bxopon rpynmi 
Ha tfbJiBnieft raydHHh, Heatean bh^ei TpeTteH rpynnEi (B. macro- 
cephalus, B. leptocephalus h B. ctenolepidus). 
ToBopa o pridKaxB po^a Benthophilus kotth enje 3 aMhqy, 
HTO PE16KH 9T0 nO CBOeMy T'fcjIOCJOiKeHilO H pB^Ty HeBOJILHO Ha- 
noMHHaiOT'B o pa 3 HBiXB amepnpaxB Apaao-KacnincKnxB cienen, 
ocodeHHo o amepnpaxB po,n;a Phrynocephalus. Kaateica, KaKB 
6yATO-6Ei Apaao - KacnincKaa nycTBma ycn'fcaa HaaoatnTB cboio 
cneijiaaBHyio neaaTB He tojbko Ha jkhbotheixb Ha3eMHEiXB, ho 
qacTBio h Ha odmaieaen bo.h'b. 
BecBMa xapaKTepHEi jjaa Hanieft odaacTn, KaKB a y®e n&rfcaB 
cayqan 3aHhT0TB, pei6ei oceTpoBEia, bh^bi pojjobb Acipenser h 
S caphirhynchus. IIo OTHomemio kb hhmb MH'fc Tame KaKB-TO 
HeBOaBHO npe^CTaBnaca BonpocB, kotopeixb H3B hhx ca^yeTB npu- 
3HaTB doahe .upeBHHMH, npeACTaBHTeaea an po^a Acipenser, nan 
ate npeACTaBHTeae0 po^a Scaphirhynchus. Pa3anqHBra coodpa- 
at^ma npnBean MeHa kb 3aKaK>qeHiio, hto bh^ei po,a;a Scaphi¬ 
rhynchus ji,o.3ffiHEi 6 eitb doahe HOBaro nponcxoaiAeHia, Heatean 
bhji.ei po,a,a Acipenser, hto nepBEia <|)opMEi cociaBaaiOTB KaKB 6 ei 
npoH 3 BO,aiHBra otb nocah^HuxB. 
1) IIoaTH BC'h npeflCTaBHTean po^a Acipenser pridEi npoxofl- 
HBia h, HanpoTHBB Toro, Beh npe^CTaBHTean po,a;a Scaphirhynchus 
Pei6ei BnoaHh nphcHOBO^eEia, a Ha Bpa,a,B an MoatHO ^onycTHTB, 
qTodri npoxo.nHEie b0,h,ei Moran npo03OHTH otb np’hcHOBO.HHEiXB. 
2 ) y pei 6 b po.ua Scaphirhynchus He^ocraeTB 6 pH 3 raieaBHEixB 
OTBepcTin, cocTaBaaEon^HXB KaKB 6ei npnHa^aeJKHOCTB ceMencTBa 
Acipenseridae h ^arae Bcero paspa^a Ganoidei. 
3) y pei6b po,zi,a Scaphirhynchus raa3a tukb MaaEi, hto 
HB aaiOTca mmn py^eMeHTapHEiMH, a naaBaieaBHBifi ny3EipB 3Ha- 
HHTeaBHO MeHBme, Heatean y pEidB po^a Acipenser, HHor^a 6 ei- 
BaeTB ^aate py^HMeHTapHEiu, Tor.ua KaKB odBeMncTEin naaBaieaB- 
heih ny3EipB onaTB-TaKH cbohctbchb He ToaBKO ceMencTBy Aci¬ 
penseridae, no h BceMy T 0 ny Ganoidei. 
4) H0Teo6pa3HElft XBOCTOBElft OTpOCTOKB, nOaT0 HOCTOaHHO 
