Morphology Data of Hypoatherina crenolepis
Identification keys
Abnormalities
Main Ref. Ivantsoff, W. and L.E.L.M. Crowley, 1999
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 elongated
Cross section oval
Dorsal head profile more or less straight
Type of eyes other (see diagnosis)
Type of mouth/snout
Position of mouth
Type of scales cycloid scales
Diagnosis

A few minute teeth present on vomer, mesopterygoid but none on palatines. Ascending dorsal process of premaxilla short, broad and not entering interorbital space. Body scales with very crenulated posterior edge. Midlateral scale count 33 to 35. Origin of first dorsal from 0.5 to 3 scales in front of vertical through tips of ventrals. Pectoral fin 3.4-3.9 in SL.

Description: Characterized by very large eye, 2.3-2.4 in head length; pectoral fins longer than other Hypoatherina, 3.4-3.9 in SL; ramus of dentary highly elevated posteriorly (Ref. 90102).

Ease of Identification

Meristic characteristics of Hypoatherina crenolepis

Lateral Lines Interrupted: No
Scales on lateral line 0 - 0
Pored lateral line scales
Scales in lateral series 33 - 35
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 19 - 21
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 6 - 7
Soft-rays total 7 - 9
Adipose fin absent

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 9 - 10

Paired fins

Pectoral Attributes  more or less normal
Spines     1
Soft-rays   15 - 17
Pelvics Attributes  more or less normal
Position    abdominal  before origin of D1
Spines     1
Soft-rays   5 - 5
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