Morphology Data of Siphateles alvordensis
Identification keys
Main Ref. Page, L.M. and B.M. Burr, 2011
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
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth terminal

Siphateles alvordensis can be distinguished by the following characters: lateral line with 58-72 scales; dorsal fin usually with 7 rays; anal fin with 7 rays; pectoral fin with 14-15 rays; pharyngeal teeth 0,5-4,0; slender, fairly compressed body; deep caudal peduncle; high nape rising steeply from short pointed head; small eye high on head; rounded snout; terminal mouth; dusky olive to dark green above, line of black specks along upper side; silver side; clear to dusky olive fins (Ref. 86798).

Ease of Identification

Meristic characteristics of Siphateles alvordensis

Lateral Lines Interrupted: No
Scales on lateral line 58 - 72
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)

Attributes no striking attributes
Fins number 1
Finlets No. Dorsal   
Spines total
Soft-rays total 7
Adipose fin absent

Caudal fin

Attributes forked

Anal fin(s)

Fins number
Spines total
Soft-rays total 7 - 7

Paired fins

Pectoral Attributes  more or less normal
Soft-rays   14 - 15
Pelvics Attributes  more or less normal
Position    abdominal
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Torres, Armi G.
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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