Morphology Data of Onuxodon fowleri
Identification keys
Abnormalities
Main Ref. Heemstra, P.C., 1995
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral eel-like
Cross section oval
Dorsal head profile more or less straight
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth terminal
Type of scales
Diagnosis

Eel-like, shallow to moderate body depth; adults small, less than 100 mm, trunk compressed; 1 to several large symphyseal fangs on premaxilla and dentary; anterior swim bladder modified into 'rockerbone'; predorsal bone present; pectoral fin rays supported by numerous small distal radials (Ref. 34024). Precaudal vertebrae 19-22; relatively long and slender (Ref. 34024). Translucent body and pink sheen; posterior part of tail and ventral part of body dusky (Ref. 11228).

Description: Characterized by length of pectoral fin 1.9-2.6 in head length; depth of body 10.0-11.5 in TL; head length about 7.2-8.1 in TL; front jaws of adult with pair of prominent canine teeth separated by gap from narrow band of small teeth posteriorly; numerous small conical teeth in vomer and palatines; head and anterior lateral line with sensory papillae (Ref. 90102).

Ease of Identification

Meristic characteristics of Onuxodon fowleri

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
on upper limb
total
Vertebrae
preanal 19 - 22
total 90 - 90

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 43 - 50
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total 46 - 51

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   13 - 17
Pelvics Attributes  
Position    
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Comments & Corrections
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