Morphology Data of Parupeneus williamsi
Identification keys
Main Ref. Shibuya, S. and H. Motomura, 2021
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales

This species is distinguishec by the following characters: barbels are white to yellowish distally, with the tips usually extending beyond posterior margin of preopercle; upper jaw somewhat slender and shorter in specimens that are greater than 5.0 cm SL (upper-jaw length times maxillary depth 60.5-96.9%, mean 74.4% of SL]; second anal-fn soft ray is long, its length 47.2-55.2% (51.3%) of caudal-fn length; 2-3 very indistinct blackish vertical bands on trunk, the frst located under frst dorsal fin (most indistinct, sometimes absent), the second below inter-dorsal-fin space and the third below anterior part of second dorsal fin; a very indistinct blackish

saddle on upper caudal peduncle; dense melanophores uniformly distributed on the anal-fin membranes in most preserved specimens (Ref. 123210).

Ease of Identification

Meristic characteristics of Parupeneus williamsi

Lateral Lines Interrupted: No
Scales on lateral line 27 - 28
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line 3 - 3
Scale rows below lateral line 6 - 6
Scales around caudal peduncle 13 - 14
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 27 - 31
on upper limb 7 - 9
total 35 - 39


Dorsal fin(s)

Fins number 2
Finlets No. Dorsal   
Spines total 8 - 8
Soft-rays total 9 - 9
Adipose fin

Caudal fin

Attributes forked

Anal fin(s)

Fins number 1
Spines total
Soft-rays total 7 - 7

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   15 - 16
Pelvics Attributes  
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Capuli, Estelita Emily
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17