Cs with 22°-Halo
Cs above 45°
Cirrostratus, below 45°
Cirrostratus
Funny Cirrostratus
Thin Cirrostratus
Cirrostratus stratiformis (?)
Long Cirrostratus (undulatus) and sun
Cirrostratus undulatus at sunset
Cirrostratus undulatus
Cirrostratus causing partial halo effect and Cirrocumulus
Cirrus and Altostratus undulatus
Close Altocumulus, sun and Cirrostratus
Cirrus and in the lower right corner Cirrostratus