490 MR. O. SALVIN ON THE AVIFAUNA 
CAMARHYNCHUS PROSTHEMELAS. 
Camarhynchus prosthemelas, Scl. & Salv. P. Z.S. 1870, p. 325; Sundey. P. Z. 8S. 1871, p. 125. 
Supra niger, dorso olivaceo tincto: alis extus et cauda fuscis colore pallidiore 
limbatis: subtus niger, ventre toto pallide olivaceo: rostro rubello, pedibus fuscis. 
2 supra olivaceo-fusca, alis caudaque saturate fuscis, illarum marginibus dilute 
fuscis: subtus ochraceo-albida: long. tota 5:7, ale 2°4, caude 1-5, rostri a rictu 0°4, 
tarsi 0°8. : 
Hab. Indefatigable Island (Habel); Chatham, Charles, and James Islands (Sundevall). 
The smallest of the species of Camarhynchus. Our description of the male was 
taken from a specimen in the British Museum, brought by Mr. Darwin, but never 
described. 
Camarhynchus prosthemelas. 
“Associates with Geospiza in visiting the rocks uncovered at low water. The 
stomachs of some specimens contained insects. This species and C. psittaculus I only 
found on Indefatigable Island, whilst C. variegatus and C. habeli inhabit Bindloe and 
Abingdon.”—Z. 
CAMARHYNCHUS HABELI. (Plate LXXXVI.) 
Camarhynchus habeli, Scl. & Saly. P. Z.S. 1870, p. 325. 
Supra olivaceo-griseus: alis caudaque fuscis griseo marginatis: capite undique cum 
pectore toto nigris: ventre lactescenti-albo, subalaribus et remigum marginibus internis 
albis: rostro valde compresso, culmine utrinque sulcato, colore sicut pedum nigro: 
long. tota 5°6, ale 2°8, caude 1:8, rostri a rictu 0:5, tarsi 0-9. 
2 grisea, subtus albida, capite nigro omnino carens. 
Hab. Bindloe and Abingdon Islands (Habe). 
Obs. Preecedenti similis, sed minor et rostro magis compresso et maculis abdominis 
nullis. 
“A melodious song, strange to my ear, led me to look for a new bird, as this one 
proved to be. I never saw it associating in flocks like the Geospizw, but always solitary 
individuals. From this fact I infer that it is not very numerous, which it certainly is 
