786 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



, „ ^ , , „ ANALYSIS OF SPECIES 



a\ Predorsal scales 8. 

 b\ Depth 2% to 3%o; scales on caudal peduncle 13 or 14; axillary ventral 



scales y7 or more than eye: dorsal spines 3 hemictenus 



6'. Depth 21/10 to 2% ; dorsal spines 4. 

 c*. Depth 2140 to 2% ; scales on caudal peduncle 12 ; axillary ventral scale 



lYz to 2 in eye ivis 



if. Depth 2% to 2% ; scales on caudal peduncle 11, rarely 12 ; axillary ven- 

 tral scale much less than eye tumba 



o^ Predorsal scales 8 or 9. 



d^. Four large black spots, often with dark band, along middle of side; 

 usually dark spot at dorsal base and often at anal base; dorsal 

 spines 4 ; depth 2% to 3. 



e\ Scales 13 or 14 on caudal peduncle quinquemaculatus 



e^ Scales on caudal peduncle 12. 



f. Depth 2% to 3% ; head 3 to 3% ; dorsal spine serrate binotatus 



f. Depth 3% ; head 4^2 ; dorsal spine smooth montanoi 



d^ No dark spots or bands on side. 



g\ Depth 3 to 3% ; 11 predorsal scales ; dorsal spines 2 clemensi 



g'. Depth 2% to 3 ; 12 predorsal scales ; dorsal spines 3 cataractae 



a'. Predorsal scales 9. 



h\ Scales on caudal peduncle 11. 



i\ Scales 22 to 24 In lateral line, rarely 25 or 26; dorsal 

 spines 4; dark silver band from shoulder to caudal. 



amarus 

 i°. Scales 24 to 29 in lateral line ; dorsal spines 3 ; no spots or 



dark band on sides flavifuscus 



Ji". Scales on caudal peduncle 12 or 13 ; scales 27 or 28 in lateral 

 line; 4 large dark spots and broad dark band over side. 



. ^ mang'uaoensis 



a . Predorsal scales 9 or 10. 



p. Four large dark spots and dark bar along side ; dark 



spot at dorsal base. 



k\ Scales 16 around caudal peduncle sibukensis 



fcl Scales 12 around caudal peduncle bantolensis 



f. No dark spots or bars on side. 



V. Uniform light brown above, below silvery white. 



lanaoensis 



V. Golden yellow, top of head dusky, below yellowish 



white baoulan 



a^ Predoi'sal scales 10 or 11 ; front barbel 2 to 2% in head, hind barbel 1% to 



2 ; 15 scales around caudal peduncle ; upper and lower caudal edges blackish. 



- collingwoodi 



a . Predorsal scales 11 or 12. 



in\ Caudal peduncle deep, its depth 2% to 2% in head. 



disa 



m\ Scales 11 around caudal peduncle; depth 3% to 

 3% ; uniform yellowish brown, back and head 

 above slightly dark katolo 



m^ Scales 13 around caudal peduncle; depth 2%o to 

 3% ; dark green above, whitish below ; top of 

 head and snout blackish ; pectoral and upper 

 dorsal angle dusky manalak 



rn*. Scales 15 around caudal peduncle; depth 3^^ to 

 3% ; black predorsal saddle behind occiput, 



herrei 



