NO. 3555 
locality 
Nazareth, Brazil 
Obidos, Brazil 
Pacaya, Rio [see Yarinacocha] 
Pévas [= Pébas] Cafio, Peru 
Porto Alegre, Brazil 
Porto do Méz, Brazil 
Porto Negro [probably near Manaus], Brazil 
Purus, Rio, Brazil 
Rockstone, British Guiana 
Rupununi River, British Guiana 
Santarém, Brazil 
Solimées, Rio, at Manacapurt, Brazil 
Tabatinga, near Leticia, Brazil 
Tefé [= Teffé], Rio, Brazil 
Tonantins, Brazil 
Ueranduba, Brazil 
Urubu Rio, Brazil 
Villa Bella [Rio Ramos], Brazil 
Xingu, Rio [Pérto Alegre], Brazil 
Yarinacocha [Rfo Pacaya], Peru 
ANGELFISHES—SCHULTZ 
longitude 
ems. aN 
UALS 
3°10’ S 
4°23’ S 
1°45’ S 
3°42’ 8 
6°00’ N 
3°55’ N 
2°26’ S 
3°18’ S 
4°14’ 8 
3°24’ § 
2°46’ S 
(?) 
2°55’ S 
2°36’ S 
4°23’ 8 
5°10’ § 
Pterophyllum Heckel 
latitude 
3 
67°51’ W [probably] 
55°30’ W 
71°46’ W 
52°45’ W 
52°10’ W 
61°28’ W 
58°30’ W 
59°06’ W 
54°41’ W 
60°37’ W 
69°44’ W 
64°45’ W 
67°45’ W 
(2) 
58°25’ W 
56°39’ W 
52°45’ W 
74° W 
Pierophyllum Heckel, 1840, Ann. Wien. Mus., vol. 2, no. 12, p. 334 [type species: 
P. scalare Heckel=FPlatax scalaris Cuvier and Valenciennes].—Ahl, 1928, 
Zool. Anz., vol. 76, p. 252 [revision of 3 species]. 
Plataxoides Castelnau, 1855, Animaux nouveaux ou rares . 
Sud . 
. del’ Amerique du 
TasBLe 1—Number of vertebrae in Pterophyllum 
Species and localities 
dumerilii 
British Guiana 
Rio Negro-Amazon 
Rio Negro, types of leopoldi 
Belém and Marajo Island 
altwm 
Upper Orinoco 
scalare 
British Guiana 
Middle and lower Amazon 
Belém and Marajo Island 
Peruvian Amazon 
14 15 16 17 18 
Abdominal Caudal 
12ers 14 
1 1 
Zi oi Le, 
fj Pal (el Gees 
1 
2 
26 Ibe 3s a8} 
13 6 
7 
7 ham ge} 
, p- 21, pl. 11, fig. 8 [type species: P. dumerilit Castelnau]. 
Total 
27 28 29 30 
KIO 
31 
The validity of the generic name Pterophyllum Heckel, long in use 
by ichthyologists and aquarists, needs to be clarified because Gosse 
(1963, p. 4) used the generic name Plataxoides Castelnau instead of 
Pterophyllum. Gosse (loc. cit.) and Whitley (1951, Proc. Roy. Zool. 
