Caption: SA0a. Yours truly thinks that the "A0" means this galaxy is classified as intermediate between and SA galaxy and lenticular (S0) galaxy. But there's no information with the image to know for sure.
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SA0_a_sdss.jpg.
Caption: SAa.
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SAa_1_sdss.jpg.
Caption: SAa. Second example.
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SAa_2.jpg.
Caption: SAa. Third example
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SAa_3.jpg.
Caption: SAa. Fourth Example.
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SAa_4_sdss.jpg.
Caption: SBa.
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SBa_1_sdss.jpg.
Caption: SBa. Second example.
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SBa_2_sdss.jpg.
Caption: SBa. Third example.
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SBa_3.gif.
Caption: SBa. Fourth example.
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SBa_4.jpg.
Caption: Sba. Fifth example.
Credit/Permission: Unknown,
before or circa 2012 / Permission unknown.
File: Sa_class file:
SBa_p.jpg.