1) I would like to know the meaning to the dark (black) color. My dictionary (WORDS), says the following about it:
ater, atra -um, atrior -or -us, aterrimus -a -um ADJ
black, dark; dark-colored (hair/skin); gloomy/murky; unlucky; sordid/squalid;
deadly, terrible, grisly (esp. connected with underworld); poisonous: spiteful
A friend of mine said the correct word should be "artror" or "artroris", but that's what my dictionary says about both of them:
artro, artrare, ...