Probe:	Pax2 cDNA11
Probe preparation:	Antisense labelled with digoxigenin RNA
Visualized with:	Alkaline phosphatase
Assay notes:	Specimens were postfixed in 4% paraformaldehyde, 0.2% glutaraldehyde.

Structure	Level	Pattern	Image	Note
TS15: otocyst epithelium	Present	Regionally restricted	6A	Expression is in the ventromedial wall.
TS15: future hindbrain	Absent		6A

Structure	Level	Pattern	Image	Note
TS17: otocyst epithelium	Present	Regionally restricted	6G	Expression is in the lateral and ventromedial wall.

Structure	Level	Pattern	Image	Note
TS19: endolymphatic appendage	Present		6M
TS19: hindbrain	Present		6M
TS19: otocyst epithelium	Present	Regionally restricted	6M	Expression is in the developing sensory patches of the otic epithelium.
TS19: inner ear mesenchyme	Absent		6M

Structure	Level	Pattern	Image	Note
TS20: cochlear duct	Present		7A
TS20: endolymphatic appendage	Present		7A
TS20: hindbrain	Present		7A
TS20: inner ear epithelium	Present	Regionally restricted	7A	Expression is in the sensory patches of the otic epithelium.
TS20: ear mesenchyme	Absent		7A

Structure	Level	Pattern	Image	Note
TS20: cochlear duct	Present		7A'
TS20: endolymphatic appendage	Present		7A'
TS20: inner ear epithelium	Present	Regionally restricted	7A'	Expression is in the sensory patches of the otic epithelium.
TS20: ear mesenchyme	Absent		7A'

Structure	Level	Pattern	Image	Note
TS21: cochlear duct	Present		7G
TS21: endolymphatic duct	Present		7G
TS21: hindbrain	Present		7G
TS21: inner ear epithelium	Present	Regionally restricted	7G	Expression is in the sensory patches of the otic epithelium.
TS21: ear mesenchyme	Absent		7G

Structure	Level	Pattern	Image	Note
TS21: cochlear duct	Present		7G'
TS21: endolymphatic duct	Present		7G'
TS21: inner ear epithelium	Present	Regionally restricted	7G'	Expression is in the sensory patches of the otic epithelium.
TS21: ear mesenchyme	Absent		7G'