Morphology Data of Orectolobus parvimaculatus
Identification keys
Main Ref. Last, P.R. and J.A. Chidlow, 2008
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 elongated
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales placoid scales

This species is characterized by the following features: body coloration variable, rich, brownish, greyish and/or yellowish dorsal colour pattern overlain with dense coverage of pale irregular streaks and large, ring-like ocelli; dorsal fins has alternating dark and light marginal blotches suffused with pale reticulations; dark saddles found on tail converging strongly toward ventral surface; ventral surface of trunk mainly uniformly pale; nasal barbel is bilobed; postspiracular lobes are well-developed, thallate, distance across preorbital group 1.8-2.5 times interspace between preorbital group and postspiracular lobe (PO/PO-PS1), 5.6-8.7 times base length of anterior postspiracular lobe (PO/PS1); base of anterior postspiracular lobe 2.6-4.5 in its distance from postorbital group (PO-PS1/PS1), 1.4-2.6 in its distance from posterior postspiracular lobe (PS1-PS2/PS1); back and above eye without warty tubercles; dorsal fins tall, upright in adult males; first dorsal-fin origin over mid pelvic-fin base; tip of pelvic fin below or slightly forward of insertion of first dorsal fin; interdorsal space 0.6-0.8 times the anal-fin base length; anal-fin inner margin 0.5-0.7 of anal-fin posterior margin; 21-22 teeth in upper jaw, medial row at symphysis of upper jaw absent; 46-49 monospondylous centra; 142-149 total vertebral centra (Ref. 74934).

Ease of Identification

Meristic characteristics of Orectolobus parvimaculatus

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
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb


Dorsal fin(s)

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

Caudal fin


Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Pelvics Attributes  
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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