1894.] MAMMALIAN HAND AND TOOT, 359 



(Je., Lo.) Loris gracilis : Pp. 



Perodicticus calabariensis : Pp. 



Tarsius spectrum, : Pp. 



Chiromys rtiadagascariensis : Pp. 4*3 1. ; 3 br. on the basis. 



Primates s. s. (Anthropoidea). — Pp., if situated on the trapezium, 



connected by ligaments with the scaphoid. 

 Cebidce : — Chrysothrix sciurea : Pp. 2 1. : 2 th. 

 Cercoj)ithecida : — 

 (Je.) Oynocephalus anubis : Pp. 



Cynoccphalus {Hamadryas) cegyptiacus : Pp. r. ! (1. lost). 

 Macacus leoninus : Pp. 6 1. ; 5'5 do.-vo. 

 Maccaus laniger : Pp. 4 1., 3'1 do.-vo. 

 Macacus sp ? (young spec.) : Pp. 

 Macacus inornatus : Pp. 

 Cercopithecus i-uher : Pp. 4 1. ; 3'5 do.-vo. 

 Cercopitheeus cephus : ? lost. 

 Cercopithecus mona : ? lost. 

 (Je.) Cercopithecus cynosurus : Pp. 

 Semnopithecus mitratus : Pp. seems to be coalesced with the 



scaphoid. 

 Colobus bicolor : Pp. ? lost. 

 Colobus ursinus (2 spec.) : Pp. 3 viz., 3 1. 

 SimiidcB : — Uylobates lar : Pp. 5*8 1. ; 4 do.-vo. 

 In Simia, Gorilla, Anthropopithecus no Pp. (= tuberos. scaph.?); 



no Ph. 

 Homo : no separated Pp. or Ph. 



B.— ON THE MUSCLES AND NEEVES.* 



I. FOEEAEM AND HaND. 



a. MARSUPIALS. 



1. DiDELPHTS MAESTTPIALIS. (Plate XXI. figS. 1, 2.) 



a. Mexores. 



The nerv. medianus and art. brachialis pass the supracondylar 

 foramen of the humerus. Nerv. ulnaris accompanied by the ulnar 

 artery runs behind the internal condyle. 



The pronator radii teres arises from the radial border of the 

 humerus (or entepicondyloideum) ; it is not perforated by the 

 median nerve. 



The n. ulnaris supplies the following muscles : — 



Forearm : — (1) The idnaris iniernus (flex, carpi ulnaris) arises 

 by two heads (humeral and ulnar) which become united ; 

 inserted into the pisiform. 

 (2) The palmaris longus takes origin connected with the ulnar 

 head of the former muscle ; it is divisible into two layers, a 

 radial and superficial one and a deep or ulnar : the super- 



^ I am very son*y to say that my notes and sketches concerning the Mono- 

 tremata, Edentata, and some of the other lower mammals have been lost. 



24* 



