Born: November 26, 1825, Vasto, Chieti, Italy.
Died: June 3, 1883, Florence, Italy.
Buried: Cimitero Evangelico degli Allori, Florence, Italy.
Teodorico was the son of Lugi Pietrocola-Rossetti and Cleofe Marchesani, nephew of Italo-English pre-Raphaelite poet and painter Dante Petrocola Rossetti, and a friend of Lewis Carroll, for whom he translated Alice in Wonderland into Italian.
If you can know where to get a good photo of Pietrocola-Rossetti (head & shoulders, at least 200×300 pixels),