RHINOLOPHUS LAEVATUS. 
Caput oblongum, magnum, rostro obtuso terminatum. Nasus prosthemate maximo, 
membranaceo, complicato, figura variis speciebus diversissima ; nates circulares 
seu ovales, infundibuliformes, plica membranse interioris cinctas. JLabra dilatata; 
fibris muscularibus in omnem faciem distributis. Auricula maxima?, acuminata?, 
erect® vel patentes, absque operculo, basi simplices vel involute, nonnunquam 
profunde emarginata?, lobulo accessorio instructs. Oculi mediocres, membrana 
prosthematis superiore subapproximati. 
Corpus patagio digitali, lumbari et anali, membranaceis denudatis cinctum. Pata- 
gium anale integrum. Cauda mediocris, patagio anali innata et ad ejus mar- 
ginem pertingens. Mamma aperta? dua? pectorales lactiferse; papilla3 etiam 
dua?, absque gland ulis lactiferis in pubis regione dispositae, approximate ; (pelvi 
tendentes.) 
Pedes pentadactyli. Antipedes chiropteri, halluce distincto, unguiculato, digitis 
reliquis elongatis, inermibus; indice phalange minimo aut nullo. Scelides 
ambulatories. Ungues falculares, digitorum elongatorum antipedis nulli 
Affinitas. — Hoc genus indice minuto cartilagineo phalange unico instructo cum 
secunda tribu Vespertilionum insectivororum omnino convenit, ac nasi prosthe- 
matis structura complicata generi Megadermati proximam affinitatein praebet : 
tamen auricula; simplices operculo destitute et verrucse elongatas in pubis 
regione disposita?, quae adspectu mammis similes sunt, Rhinolophum ab aliis 
hujus famitiae generibus longe dissociunt. 
** Membrana superiore prosthematis transversa porrecta. 
Rhinolophus supra ex fusco fulvescens postice saturatior subtus fulvus nitore canes- 
cente, cauda pedibus breviore, auriculis magnis acutis erectis approximatis basi 
latissimis simplicibus. 
Lowo-sumoo, of the Javanese. 
To the description of the subject which has been selected for the present 
article, I have proposed to premise a few general observations on the genus, and to 
exhibit, in a connected view, the species which have been discovered in the Island 
