223. NOTECHIS. 351 
in contact with the single preocular; temporals 1+2 or 242, 
the lower anterior, if not converted into a labial, wedged in 
between the fifth and sixth upper labials; six or seven upper 
labials, third and fourth entering the eye; three lower labials 
in contact with the anterior chin-shields, which are shorter than 
the posterior. Scales in 23 rows, strongly keeled, outer smooth. 
Ventrals 165-171; anal entire; subcaudals 52-54. Dark olive 
above, with darker cross-bands, which may be broken up on the 
vertebral line; yellowish below, more or less obscured with olive. 
Total length 730 millim.; tail 120, 
New South Wales; Queensland. 
a. 2 (V.171; C. 52). Clarence River. G. Krefft, Esq. [P.]. 
(One of the types.) 
223, NOTECHIS. 
Alecto (non Wagl.), part., Dum. & Bibr. Erp. Gén. vii. p. 1249 
(1854); Jan, Elenco sist. Ofid. p. 116 (1863). 
Hoplocephalus, part., Giinth. Cat. Col. Sn. p. 213 (1858); Krefft, Sn, 
Austral. p. 53 (1869). 
Maxillary extending forwards as far as the palatine, with a pair 
of large grooved poison-fangs followed by four or five small, feebly 
grooved teeth; mandibular teeth, anterior longest and feebly 
grooved. Head distinct from neck, with distinct canthus rostralis ; 
eye rather small, with round pupil; nasal entire; no loreal. Body 
cylindrical; scales smooth, without pits, disposed obliquely, in 15 
to 19 rows, the lateral scales shorter than the dorsals ; belly rounded. 
Tail moderate ; subcaudals single, 
Australia and Tasmania. 
1. Notechis scutatus. 
P Boa levis, Lacép. Ann. du Mus. iv. 1804, p. 209. 
Alecto curta (non Schleg.), part., Dum. § Babr, vii. p. 1252 (1854). 
Hoplocephalus curtus, Giinth. Cat. p. 216 (1858) ; Krefft, Sn. Austral. 
. 58, pl. ix. & pl. xi. fig. 6 (1869); MeCoy, Prodr. Zool. Vict., 
Bee. 1, p. 11, pl. iii. (1878). 
Naja (Hamadryas) scutata, Peters, Mon. Berl. Ac. 1861, p. 690. 
Hoplocephalus fuscus, Steind. Novara, Rept. p. 82 (1867). 
ater, Krefft, Proc. Zool. Soc, 1866, p. 873 (1867), and l.c. 
p. 56, pl. xi. fig. 11. 
Alecto fasciolata, Jan, Icon. Gén. 48, pl. vi. fig. 4 (1873). 
Eye as long as or a little shorter than its distance from the mouth 
in the adult, larger in the young. Rostral a little broader than 
deep, the portion visible from above measuring one third to one half 
its distance from the frontal ; frontal as long as broad or longer than 
broad, not more than once and a half as long as broad, once and a 
half to twice as broad as the supraocular, as long as its distance from 
the rostral or the end of the snout, one half to two thirds the length 
of the parietals ; nasal in contact with the single preocular; two 
postoculars ; temporals 2+ 2, lower anterior very large and wedged 
in between the fifth and sixth upper labials and sometimes nearly 
