

Figure 1.— Holotype of Symphysanodon typus (ZSZM H 398), 112 mm. SL. 



1944: 200, fig. (illustration [drawn from 

 Jordan and Jordan, 1922] ; notes on color, size, 



and distribution [based on ?]). Ladiges, 



von Wahlert, and Mohr, 1958: 163 (listing of 

 ZSZM H 398 from New Guinea as lectotype of 

 S. typus, herein considered as an attempt to 

 designate this specimen -as the lectotype of S. 

 typus; indication that ZSZM H 398 may be 



holotype of S. typus) Munro, 1958: 192 



(reference to original description) Gos- 



line and Brock, 1960: 183-184, 327 (at least 

 in part; partial synonymy; characters which 

 can be used to identify Symphysanodon; 

 Hawaii) Anderson, 1967: 2, 11 (com- 

 piled meristic data referring in part to S. 

 typus, in part to S. maunalose, and in part to 

 5. katayamai; distribution referring in part to 

 5. typus, in part to S. maunalose, and in part 



to S. katayamai) Munro, 1967: 288 



(characters which can be used to identify 

 Symphysanodon; note that S. typus has been 

 recorded from west New Guinea) . 



Propoma roseum GUnther, 1880 : 39, pi. 20, fig. 

 B (original description and illustration; lecto- 

 type, herein designated, BMNH 1879.5.14.164- 

 5, 107 mm. SL ; type locality off Kai Islands) . 



Fowler, 1925: 39 (remarks concerning 



familial position of Propoma roseum GUnther 

 and similarity of P. roseum to Rhyacanthias 

 carlsmithi Jordan) . 



Rhyacanthias carlsmithi Jordan, 1921: 647, fig. 

 3 (original description and illustration; holo- 

 type USNM 84099, ca. 148 mm. SL; type 

 locality off a lava flow from Mauna Loa, Alika, 



Kau District, Hawaii) Jordan and Jor- 

 dan, 1922: 46, fig. 3 (reference to original 

 description, illustration [after Jordan, 1921], 



and locality of collection) Fowler, 1925: 



39 (mention of similarity to Propoma roseum 

 Giinther) . 

 Symphysodon typus. Herre, 1950: 151 (lapsus 

 calami for Symphysanodon; synonymy; de- 

 scription of six specimens taken off the 

 Philippines). 



DIAGNOSIS 



Body slender, the depth 22.1 to 29.0 percent 

 SL. First pelvic soft ray only slightly produced, 

 not extending to anal fin. Anal fin short, length 

 of depressed anal fin 26.6 to 32.6 percent SL. 

 Caudal fin deeply forked, both lobes produced, 

 but apparently never produced into excessively 

 long filaments. Anal soft rays 7. Gill rakers 10 

 to 12 + 25 to 28— total 36 to 38, 40. Pored 

 lateral-line scales 52 to 54. 



DESCRIPTION 



Maxillary extending posteriorly to about 

 middle of eye or slightly beyond. Length of upper 

 jaw contained in length of mandible 0.95 to 

 1.08 times. Interorbital region flattened. Small 

 teeth present on vomer (in a small patch), 

 palatines (in a single band on each), and 

 mesopterygoids (in patches) of two largest 

 specimens (ca. 148 and 165 mm. SL) — 

 teeth, if present, on ectopterygoids of two 

 largest specimens confined to anterior tip of 

 bone; teeth not apparent on vomer, palatines, 



REVISION OF THE GENUS SYMPHYSANODON 



329 



