AA. Depth of body 3.2 to 4.7 times in SL (21.3- S. typus of similar sizes. Because I had no speci- 



ca. 31 percent SL) . Anal soft rays 7. Gill mens of S. typus between 80 and 100 mm. SL, 



rakers 31 to 40. Scales 43 to 54 B that size range is excluded in the following key. 



B. Anal fin long, length of depressed anal fin A. Specimens 80 mm SL or smaller B 



2.6 times in SL (ca. 39 percent SL) . Depth AA. Specimens larger than 100 mm^ SL C 



of body 3.2 times in SL (ca. 31 percent B. Length of depressed anal fin 22 8 to 25.8 



SL) katayamai, Japan. Percent SL. First anal sP^^e 3.3 to 5.2 per- 



T^T, A . . u . , _.u f J A 1 fi^ cent SL (usually 3.9-4.9). Length of base 



BB. Anal fin short, length of depressed anal fin ^^ ^^.7 to 15.3 percent SL (usually 



3.1 to 4.4 times in SL (22.8-32.6 percent ^^ ^_^^ ^^^^y- 



SL). Depth of body 3.4 to 4.7 times in SL ^^ Length 'of depressed "anal" fin '27.7 to 30.2 



(21.3-29.0 percent SL) C ^^^^^^^ g^ p.^^^ ^^^j ^^.^^ ^ ^ ^^ g g per- 



C. Scales 43 to 47. Gill rakers 31 to 37. Sum ^^^^^ gL Length of base of anal fin 14.7 to 



of gill rakers plus scales 76 to 81. 83 ..--- jg 4 percent SL typus. 



maunalox, Hawaii. ^ Length of third anal spine 12.5 to'l5.0 per- 



CC. Scales 48 to 54. Gill rakers 34 to 40. Sum of cent SL (usually 12.7-14.6) . Length of 



gill rakers plus scales 83 to 92, 94 D second anal spine 10.6 to 13.4 percent SL 



D. Scales 48 to 51 (rarely 52). Gill rakers 34 (usually 10.9-13.0). Length of first anal 

 to 39. Pectoral-fin rays 16 to 18. usually 17. spine 3.4 to 5.6 percent SL (usually 3.9- 

 Vertical limb of preopercle usually with 5.1). Length of base of anal fin 13.4 to 15.8 

 well-developed serrae at all sizes; usually a percent SL (usually 13.6-15.3). Length of 

 single spine (most frequently serrate, often depressed anal fin 23.4 to ca. 27.6 percent 



bifid) or spinelike process at angle of pre- SL (usually 24.0-26.2) berryi. 



opercle. First pelvic soft ray noticeably pro- GC. Length of third anal spine 10.8 to 12.0 per- 

 duced in males larger than ca. 85 mm. SL, cent SL. Length of second anal spine 10.0 to 

 extremely filamentous in large males. 10.5 percent SL. Length of first anal spine 

 Caudal-fin lobes frequently produced into 5.4 to 6.1 percent SL. Length of base of 

 excessively long filaments in large males anal fin 15.6 to 20.8 percent SL. Length of 

 _ berryi, western Atlantic. depressed anal fin 26.6 to 32.6 percent SL 



DD. Scales 52 to 54. Gill rakers 36 to 38, 40. ^yP'^- 



Pectoral-fin rays 15 to 17. usually 16. 



Vertical limb of preopercle with small SYMPHYSANODON TYPUS BLEEKER 



serrae in small specimens (80 mm. SL or 



smaller) . finely serrate, slightly roughened. Figure 1 ; tables 1 to 4 



or almost smooth in specimens larger than Symphysanodon typus Bleeker. 1878: 61. pi. 3. 



100 mm. SL; usually a well-developed spine flg 1— also p. 27, pi. 2, fig. 1, in author's un- 



at angle of preopercle in specimens 80 mm. (j^tg^j reprint— (original description and illus- 



SL or smaller, spine or spinelike process tration; holotype ZSZM H 398, 112 mm. SL; 



present or absent in specimens larger than typg locality New Guinea) Bleeker, 



100 mm. SL. First pelvic soft ray 1880: 28, pi. 5, fig. 2 (description apparently 



only slightly produced, not extending to b^ged on same material as that of Bleeker. 



anal fin. Caudal-fin lobes produced, but ap- jgyg^ and illustration; New Guinea) 



parently never produced into excessively Jordan and Seale, 1906: 268 (reference to 



long filaments typus, 'New Guinea, original description) Weber and de 



Kai Islands. Philippine Islands, and Hawaii. Beaufort. 1936 : 309. fig. 65 (synonymy refer- 

 ring in part to S. typus and in part to S. mau- 



KEY TO SYMPHYSANODON BERRYI ^^^^^^ compiled description [probably repre- 



AND S. TYPUS senting S. typus], illustration [after Giinther. 



Measurements of certain body parts can be 1880], and distribution referring to S. typus 



used to distinguish specimens of S. berryi and and in part to S.maunaloae) Tinker, 



328 



U.S. FISH AND WILDLIFE SERVICE 



