Morphology Summary - Dussumieria chimaera
Morphology Data of Dussumieria chimaera
Identification keys
Abnormalities
Main Ref. Hata, H., 2023
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

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

This species is distinguished by the following set of characters: (first gill arch Upper/Lower Gill Rakers and Total) 1UGR 13-16 (modally 14), 1LGR 28-30 (29), 1TGR 42-45 (42); (second gill arch) 2UGR 10 or 11 (11), 2LGR 24-26 (25), 2TGR 34-37 (35); (third gill arch) 3UGR 8-10 (9), 3LGR 16-18 (17), 3TGR 24-27 (27); (fourth gill arch) 4UGR 4 or 5 (5), 4 LGR 10 or 11 (11), 4TGR 14-16 (16); branchiostegal rays 13-15 (14); scale rows in longitudinal series 52-55 (53); vertebrae 55 or 56 (56); pseudobranchial filaments 18-21 (18); lateral scales no posterior striae; melanophores scattered on first to fourth uppermost pectoral-fin rays; parasphenoid and vomer toothless; each palatine with 1 or 2 rows of conical teeth, small conical teeth distributed sparsely on pterygoids; body deep, its depth 22.1-23.8% (mean 22.8%) of SL; pre-dorsal-fin length 54.5-56.0% of SL; pre-pelvic-fin length 58.4-60.9% of SL; dorsal-fin base long, 14.0-15.6% of SL; caudal peduncle is deep 8.8-9.6% of SL; (distance from dorsal-fin origin to pectoral-fin insertion) D-P1 32.9-34.9% of SL; (distance from dorsal-fin origin to pelvic-fin insertion) D-P2 21.8-23.7% of SL; (distance between dorsal- and anal-fin origins) D-A 31.9-33.7% of SL; (distance between pectoral- and pelvic-fin insertions) P1-P2 31.5-33.7% of SL; (distance from pelvic-fin insertion to anal-fin origin) P2-A 20.1-21.8% of SL; pectoral fin 15.1-16.4% of SL; pelvic fin is long, 10.2-11.0% of SL; pelvic-fin insertion is just below origin of 9th to 12th dorsal-fin ray; maxilla 8.3-9.1% of SL; lower jaw is short, 12.7-13.6% of SL (Ref. 132601).

Ease of Identification

Meristic characteristics of Dussumieria chimaera

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 28 - 30
on upper limb 13 - 16
total 42 - 45
Vertebrae
preanal
total 55 - 56

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 15 - 17
Adipose fin

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total 12 - 14

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   12 - 14
Pelvics Attributes  
Position    
Spines     
Soft-rays   7 - 7
(e.g. 9948)
(e.g. oophagy)
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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