414 



MISS JOAN ]'.. riiOCTER ON TAILLESS 



11. Arthroleptis wahlbergii Gthr. 



Mo):'ogoro. Amani. 



2 specimens. Length 25 mm. 



Dark without distinct markings ; dermal ridge along tlie 

 vertebral line. Back of one specimen covered with minute 

 tubercles. 



12. Arthroleptis whytii Blgr. 



1 specimen. Length 35 mm. 



Pale brown above, witli a dark subtriangular marking between 

 the eyes ; a fine dermal ridge along the vertebral line. 



13. Arthroleptis minutus Blgr. 



Kenia Forest. Nairobi. 



33 specimens. Average length 17 mm.; large specimens 22 mm. 



The majority of the specimens are dark olive, without distinct 

 markings; four have a fine, and two a broad white vertebral 

 line. 



14. Arthroleptis stenodactylus PfeflT. 



Morogoro. Duthumi. Ex-G.E.A. 

 16 specimens. Average length of adults 32 mm. 

 This species, described by Pfefter * from a single female from 

 Kihengo, is new to the collection of the British Museum. 



Text -figure 1. 



Hand of male and female Arthroleptis stenodactylus. 

 Underside, X 2. 



Head broader than long ; canthus rostralis obtuse ; loreal 

 region oblique, concave; interorbital width greater than that of 

 upper eyelid ; tongue with a conical papilla ; tympanum distinct, 

 usually k diameter of eye. First and second fingers equal in 

 length, third Ik times length of second in females, 1| to 2 times 

 in males ; tips of fingers and toes somewhat swollen but not 



* .Jalirb. Hamb. Wiss. Anst. x. (1893) Taf. i. fig. 11. 



