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. 2009 Jan 12;106(3):832–834. doi: 10.1073/pnas.0810055106

Fig. 2.

Fig. 2.

Comparative line drawings of filamentous feathers in several nonavian theropods. (A) EBFFs dorsal to the posterior portion of the skull and the anterior portion of the neck in STM31-1. (B) EBFFs near the end of the tail in IVPP V11559. (C) Filamentous feathers along the tail of S. prima (IVPP V12415). (D) Filamentous feathers along the tail of Dilong sp. (IVPP V11579). (E and F) Isolated filamentous feathers in the Sinornithosaurus millenii holotype (IVPP V12811). (C) E and F are modified from Fig. 3 in ref. 12 and Figs. 3 and 4 in ref. 6. [Scale bar: 40 mm (A, B, and D), 30 mm (C and F), and 15 mm for (E).]