Question: Does Azara or Drynaria contain more species?
Sentence (from "Hylaeamys megacephalus"): To its west and east, other closely related species of "Hylaeamys" are found: "H. perenensis" in western Amazonia, "H. acritus" in Bolivia, and "H. laticeps" and "H. oniscus" in the Atlantic Forest of eastern Brazil.
Relevant evidence: No