510 PROCEEDINGS OF THE ACADEMY OF [Sept., 



Squamation. — Scales in 23 rows on the neck and 22 rows on the 

 anterior part of the body; gastrosteges 184; anal divided; urosteges 

 44 pairs, the first to the ninth entire. Rostral deeper than broad, 

 portion visible from above measuring three-fourths its distance from 

 the frontal; frontal longer than wide (7 mm. by 5 mm.) ; one preocular, 

 two postoculars, and one subocular; two anterior and three posterior 

 temporals; seven supralabials, the third and fourth entering the eye,. 

 third the deepest, fifth touches the inferior postocular on the right 

 but not on the left side ; anterior geneials longer than the posterior. 



Anatomy. — Head 34 mm. long; snout 10.6 mm., projecting 4 mm. 

 beyond the tip of the lower jaw; diameter of the eye 3.5 mm., its 

 distance from the mouth 4.8 mm. Maxillary bone extending for- 

 wards beyond the palatine, and bearing in addition to the fangs two 

 small grooved teeth. 



CoTYPEs. — Naja morgani Mocquard. 



Mus. d'Hist. Nat., No. 04-563. Arabistan, Persia. 



Squamation. — Scales in 24 rows on the neck; gastrosteges 182^, the 

 182d shield is divided; anal divided; urosteges 46 pairs, the second 

 partly divided, the third entire. 



Mus. d'Hist. Nat., No. 04-564. Arabistan, Persia. Total length 

 562, tail 70 mm. 



Squamation. — Scales in 25 rows on the neck and 23 on the anterior 

 part of the body; gastrosteges 196|; urosteges 40 pairs, the first to the 

 third entire. Rostral broader than deep, portion visible from above 

 three-fourths as long as its distance from the frontal; frontal longer 

 than broad (4.7 mm. by 3 mm.) ; one preocular, two postoculars, and 

 one subocular; two anterior and three posterior temporals. 



Anatomy. — Head 23.5 mm. long; snout 7.5 mm.; diameter of the 

 eye 2.6 mm., its distance from the mouth 3 mm.; pupil oval. 



Mus. d'Hist. Nat., No. 04-565. Arabistan, Persia. Total length 

 650, tail 92 mm. 



Squamation. — Scales in 25 rows on the neck and 23 on the anterior 

 part of the body; gastrosteges 186|; anal divided; urosteges 45 pairs, 

 the second to the ninth entire. Internasals 3.2 mm. long; prefrontals 

 3.3 mm. long; frontal 5.6 mm. long and 4.1 mm. broad, its distance 

 from the rostral 4.2 mm. 



Anatomy. — Head 23 mm. long and 16 mm. broad; snout 8.5 mm. 

 long; diameter of the eye 3 mm., its distance from the mouth 3.6 mm. 



Mus. d'Hist. Nat., No. 04-566. Arabistan, Persia. 



Squamation. — Scales in 23 rows on the neck and 21 on the ante- 



