288 COLUBRID. 
TABLE sHowrine NumBers or ScaLEs AND SHIELDS, 
Se. neck. |Se. body.|  V. Lab. | Ant. temp. 
MNNEDE Sioscsnscccevssens 39-47 | 48-57 | 230-267| 9-10 2-3 
EIGIs Kavcense\cecedtocse 31-36 | 36-41 | 200-236| 7-8 2 
te seeceedanasdtesé Soaks ape a oy 9 
os mata seanosadbeine “4 Os os g : 
BUDCINCLA 2.0... .000e000 23-25 35 342 7 1 
brugmansii ..........+- 27-31 | 82-40 | 300-354) 7. 1 
tuberculata .........4.- 38 ? 321 ? ee | 
GUONTAD snesoonrisncecsss 27-29 | 41-45 |372-400| 7 1 
MACfATIANt .e.erseeeees 31-35 | 43-45 | 220-256) 7-8 2 
CYANOCINCLA .eceereeeees 27-33 | 39-45 | 281-385] 7-8 2 
bituberculata  ......+.. 26-27 | 48-49 278 8 2 
BHORIE 5 csscasiecstoveck 25 34 317 5-6 2 
some is sacbahinsabe 27-29 | 38-39 | 258-260 8 2 
a WO ssieakebuses 43-47 8 2-3 
WEPETENG....02ccscecceeces 27-29 | 37-43 | 235-267} 7-8 1-2 
JOTAONGE ....crceccereeeees 15-17 | 19-21 | 224-238 5 1 
1. Distira stokesii. 
Hydrus major, part., Shaw, Zool. iii. p. 558 (1802). 
—— stokesii, Gray,in Stokes, Discov. A ustralia, i. p. 502, pl.iii.(1846) 
—— major, Gray, Cat. p. 58 (1849). 
lage ge schizopholis, Schmidt, Abh. Naturw. Hamb. i. 1852, 
p- 166, pl. xv.; Dum. § Bibr. vii. p. 1357 (1854). 
—— annulatus, Gray, J. c. p. 59. 
Astrotia schizopholis, Fischer, Abh. Naturw. Hamb. iii. 1856, p. 38 ; 
Jan, Icon. Gén. 39, pl. iii. (1872). 
Hydrophis stokesii, Gnth. Rept. Brit. Ind. P. 363 (1864) ; Peters 
§ Doria, Ann. Mus. Genova, xiii. 1878, p. 415. 
? Hydrophis guentheri, Theob. Cat. Rept. As. Soc. Mus. 1868, p. 69. 
P a Bae granosa, Anders. Proc. Zool. Soc. 1871, p. 190. 
Hydrophis guttata, Murray, Journ. Bomb. N. H. Soc. ii. 1887, p. 34. 
Distira stokesii, Bouleng. Faun. Ind., Rept. p. 408 (1890). 
Head moderate ; body stout. Rostral as deep as broad; nasals 
shorter than the frontal, more than twice as long as the suture 
between the preefrontals; frontal longer than broad, as long as or 
slightly longer than its distance from the rostral; one pre- and 
two postoculars ; nine or ten upper labials, fourth, fifth, and sixth 
entering the eye, if not divided to form a series of suboculars; two 
or three superposed anterior temporals ; no chin-shields. 39 to 47 
scales round the neck, 48 to 57 round the body; scales much 
imbricate, pointed, keeled, the keels frequently broken up into two 
tubercles. Ventrals usually distinct only quite anteriorly, then in 
pairs and not larger than the adjoining scales, 230-267. Yellowish 
or pale brownish, with broad black dorsal cross-bands, or with 
complete black annuli. 
Total length 1510 millim.; tail 200. 
From the Mekran Coast and the Chinese Sea to the North Coast 
of Australia. 
