"Koenenia Mirabilis, Grassi, one of the Palpigradi. A, Ventral view of prosoma and of anterior region of opisthosoma with the appendages cut off near the base; a and b, prosternites; c, mesosternite; and d, metasternite of the prosoma; f, ventral surface of the prae-genital somite; g, sternite of the genital somite (first opisthosomatic somite). B, Dorsal view. I to VI, prosomatic appendages; I, opisth, genital somite (first opisthosomatic somite). C, Lateral view, I to VI, prosomatic appendages; a, b, c, the three tergal plates of the prosoma; prae-gen, the prae-genital somite; 1 to 10, the ten somites of the opisthosoma. D, Chelicera." — The Encyclopedia Britannica, 1910

Koenenia Mirabilis

"Koenenia Mirabilis, Grassi, one of the Palpigradi. A, Ventral view of prosoma and of anterior region…