270 THE PIAGIOSTOaiLL 



noC produeed into the sioiit. Snout fln « Rjti>, peiwted, Uwmed bf Ae Img 

 roetnleartifaiseaodaTasnilarareftatcachadeof it. Xoitrib ofafiqae, aattcrMr 

 ralvee not joined acro» the apace between tboMriiotreadtiBg the ■Hwtii. Spn-- 

 ades hrgt, mtrntij with two folds on the hind marffn^ nnij wiA one or none. 

 Vcntnls ckae to the pectorals. IXimUs behind the renirak. TaO depteaeed^ 

 robost antcfiorlj; eaadal snail, . wdicM ii l a l portion weak and withont a lobeu 



ReEXOBATUS BH£!»0BATU5. 



arre afwCBwrna Counts^, UtS, V%jteh,; ed. 1741, p. Ifll, pL 2Z; Wi 

 Pfe.; Rat, 1715, Pfec- p. 2». 



( S^ 1 Asmt, 173&, lehdiTQlogia. 3tb^ pl 99, Ge& pt TVl 



I rt|-|iiiiiiiii Lonii, 17i6, S?«^ 1, p. 233; 17M. Mhl JideL Frid, S. p. a3: 17S6. 9?^, 1, Pl 3BfZ: 

 Cmmu%,t7»rU3aASyat^lrP^lSI»Vmt; Gbat. 1»«, Gbw. ayau p^ Ml 

 ,17C7uipfcj.,l,pL3i,— .Igtu 

 Kuix, 17?K, 3Seacr adHMpL* S> P- iUu 



]a01,BbKkIcfelL,p^3S(pKt); Ccr^ 1S17, Bes- miml, 1, p. 13X 

 BowyftWK. lafl, fa—. F— » Itd^ Paei; Cans, ISdl, Fahm ■£- ^Tapi, peso, 

 S, tar. !•; GesTBL, ISH), C^ firibes Bdt. bk, t, p^ 4«; Axsubaau. 19«!, lfc& I^ bob.. & 

 pul4. 



tgyriiw) firf—ii«>' Meixat A Hm^ l^il, FlagHS,. p. 113: DciiiBBK* 19So, Eiaaa^ 

 p.48i. 



Width of disk little leas than ite lo^th. Snoot an^ broad, dbont 65% 

 end Uanted, length leas than twice the width of the mouth. Litenmial ^laee 

 uBTTower than the noetiiL which latter is little more than half the width of the 

 nKmth. Antetior nasal valve slightly oct^kded inward frosn the edi^; inn^ 

 section of posterior rahre larger. Month nearly strai^it. ^piracie large, with 

 two prominent folds. Dcrsi^ anaD, jeqoal m base or in total length, anterior 

 taller, more pointed tf^ - r. r> r..s4» of J?, lenti^mo^wi, Plate 17, tunda* mar;^ d^htly 

 concave. Scales "e: ^'n-jiH tubercles in a median series on Ae back, 



in two groups or. in a row above each orbit. 



Back nearly uniform browm- ) white at each ade of the roetral 



cartilage. 



Mediterranean Sea and Persian Gulf. 



REnXOBATTS RASITS. 



Plate 17a, fig. 1-2. 

 ffkintlwhu rmtm Gjlbmj^, 1908, BalL M. C. Z., 61, 253. 



Di^ narrower and more poiated in front than that of R. rhinobatus; 

 crown flattened, edges of sh^t prominence; snoot moderate, blunted, angle ff m 



