cem. Rajidae. — Raja. 
85 
Actinobatis Agassiz. Poiss. foss., III, 1843, p. 372, pl. XXXVII, fig. 34 
(ornata\ fossilis in pliocaeno Italiae). 
Amblyraja Malm. Goteborgs och Bohuslàns Fauna, 1877, p. 607 (radiata). 
Leucoraja Malm, ibidem, p. 609 (fullonica). 
Malacorrhina (subgen.) Garman. Bull. Mus. Comp. Zool., VIII, 1880—1, 
p. 237 (plutonia). 
Raja Günther. Cat. fish., VIII, 1870, p. 455.— Jordan &Evermann. Fish. 
X. Amer., I, 1896, p. 66. 
^hckh 6ojr£e hjih Menie poMÔHHecKoiî ÿopMLr. rpy^HEre îinaB- 
hekh H6 coeÆHHÆiOTCJi Æpyrn en ftpyroMn Bnepe^n pMa. BpiomHBie 
njiaBHHKn Ha 3a;n;HeMn Kpaio pa3^jreHLi rjryôoKoii BBreMKoê Ha æb'È 
jionaCTH. chhhhbixh nnaBHHKa. Xboctoboh nnaBHHKn py^H- 
MeHTapHHH HHH OTCyTCTByÔTH ; KOr^a OHH eCTB, OHH He npOCTH- 
paeTCH Ha hhhhïoio noBepxHOCTB XBOCTa. TPjio 6ojt^e hjih MenÈe 
HOKpHTO nranaMH h HranHKaMH. 
40-—50 BHftOBH, pacnpocTpaHeHHHXH no BceMy CB'ïyry. 
Pa3JiHHeHie bhæobh p. Raja æobojibho 3aTpy,n;HHTejiBHO bch^- 
CTBie SHaHHTQjiBHuxrb HSM'ÉHemH bh BH'iniHeM'B bh^, KaKin npe- 
Tepn'ÉBaEDTT» OT^JIBHLIH OCOÔH BH 3aBHCHMOCTH OTT» B03paCTa H 
nona. BectMa Bennna Tanace CTeneHB HH^HBH^yaJiBHOH h3mPhhh- 
BOCTH. 
,HjiHHa pujia ch B03pacTOMH chjibho yBejiHHHBaeTCH: yManeHB- 
khxh 9K3eMnjmpoBH nepe^Hin Kpan ftHCKa nacTO HBJijieTCH coBep- 
meHHO OKpyrjiHMH, Tor^a Kaxn y 6ojibhihxh— nepe^Hin KOHen,n 
BBITHHyTH BH OCTpoe piIHO. BhCHO HIHnOBH CH B03paCTOMH He- 
P^jko yBejjHHHBaeTCH. 
R/ro KacaeTcn h ano} kh ar o Boopyacemn, to mohcho pa3JiHHHTB: 
1) munuKU (spinulae): Mejnde, HHor^a 3aM , ÈTHBie «jihihb na omynB 
ôyropKH, to cnjiomB noKpBiBaiomie t'Êho (npeHMyin;ecTBeHHO Bepxn), 
to pa36pocaHHBie hhhib ynacmaMH; ch B03pacTOMH hhcjio hxh y 
H&OTopBixn bh^obh 3aM^TH0 yMeHBHiaeTCH, 2) wuyiu (aculei): 6 ohb- 
mOH BeJIHHHHBi; OHH CH^HTH no CpeftHCH HHHÎH CnHHBI H XBOCTa, 
bh jronaTOHHOH o6jracTH, okoho rjra3H, Ha kohd;P pmia; y h^koto- 
pHXH BHftOBH pa36pOCaHBI BH 6e3nOpH^K'Ê no ÆHCKy; ÔBIBaiOTH H 
BHH3y ; CH B03paCTOMH HHCJTO HIHnOBH OÔBIKHOBCHHO yBCJIHHHBaeTCH, 
ho ohh cTaHOBHTcn Tynïje. 
y nojioB03p , ÏJiHXH caMn;oBH Ha rpy^HEixH nnaBHHKaxH hc- 
P’ÊSKO pa3BHBa0TCfl H'ÉCKOJIBKO pH^OBH £OBOÆBHO ^JIHHHHXH H TOH- 
KHXH CKJia^HBIXH (nOÆBHJKHHXn) KOAWHeKb; 6y^yHH npHJKaTK KH 
K0ac r i, OHÈ MOryTH OCTaBaTBCH He3aMpTHBIMH. 
Moaio^Bie 9K3eMnjmpij tPxh bh^obh, y KOTopuxn na cimHHoâ 
