217. DIEMENIA, 323 
C. Pale olive above, each scale edged with black, the black forming 
a reticulate pattern; uniform yellowish white beneath. (D. retic- 
ulata, Gray.) 
a, b-c, d-e. & (V. 181, Australia. (Types of D. reticulata.) 
176; C. 78, 72) & 2 ; 
(V. 188, 180, 189; 
©. 71, 70, 70). 
. 9 (V. 186; C. 72). N.W. Australia, 
g- 3 (V.177; C. 75). W. Australia. 
h. 2 (V. 188; C. 69). Swan River. 
2. Diemenia torquata. 
Demansia torquata, Giinth. Ann. § Mag. N. H. (3) ix. 1862, p. 130, 
pl. ix. fig. 10. 
Diemenia torquata, Krefft, Sn. Austral. p. 48, pl. xii. fig. 11 (1869). 
Kye large. MRostral a little broader than deep, visible from 
above; internasals three fifths to two thirds the length of the 
prefrontals; frontal not broader than the supraocular, twice to 
twice and a half as long as broad, considerably longer than its 
distance from the end of the snout, a little shorter than the 
parietals; nasal divided, in contact with the single preocular; 
two postoculars; temporals 2+2, lower anterior wedged in 
between the fifth and sixth upper labials; six upper labials, third 
and fourth entering the eye; three or four lower labials in contact 
with the anterior chin-shields, which are shorter than the posterior. 
Scales in 15 rows (17 on the neck). Ventrals 191-203; anal 
divided ; subcaudals 75-81. Olive above, most of the scales black 
at the base; head dark olive or black above, the sides of the snout 
and the postoculars yellowish white; a black streak from eye to 
eye across the rostral; a black streak from below the eye to the 
commissure of the mouth; labials black-edged; a black or dark 
olive band, edged with yellow, across the nape; lower surface of 
head variegated with black; belly olive or plumbeous, with a 
darker median streak ; end of tail orange. 
Total length 580 millim.; tail 145. 
N.E. Australia. 
a. 2 (V. 208; C. 81). Percy Id. F, Ls Rayner, Esq. [P.]. 
(Type) 
b. Yg. (V. 196; C. 75). Rockhampton. 
c. Yg. (V. 191; C. 76). Queensland. Dr. Lag [C.]; 
H.M.S. ¢ Alert.’ 
3. Diemenia olivacea. (Puare XVIII. fig. 2.) 
Lycodon olivaceus, Gray, Zool. Miscell. p. 54 (1842). 
Demansia olivacea, Giinth. Cat. p. 212 (1858). 
Diemenia olivacea, Krefft, Sn. Austral. p. 39, pl. vi. fig, 9 (1869) ; 
Peters § Doria, Ann. Mus. Genova, xiii, 1878, p. 408. 
? Diemenia atra, Macleay, Proc. Linn. Soc. N.S. W. ix. 1884, p. 549. 
Diemenia angusticeps, Macleay, Proc. Linn. Soc. N.S.W. (2) iii. 
1888, p. 417. 
Eye large. Rostral broader than deep, visible from above; 
x2 
