Dasytes patagonicus Blanchard, 1843:99 Astylus Astylus Astylus Astylus Astylus Arthrobrachus quadrilineatus Steinheil 1874:372 Arthrobrachus quadrilineatus Arthrobrachus quadrilineatus Arthrobrachus quadrilineatus Arthrobrachus quadrilineatus Astylus steinheili Contributions to the knowledge of southern South American species of Astylus Laporte, 1836 (Coleoptera: Melyridae). Re-describing Astylus vittaticollis (Blanchard, 1843) and A. patagonicus (Blanchard, 1843) Estrada, Patricia Zootaxa 2020 2020-09-01 4845 1 119 126 (Blanchard, 1843) Blanchard 1843 [151,625,1578,1605] Insecta Melyridae Astylus CoL Animalia Coleoptera 3 122 Arthropoda species patagonicus  ( Figures 3–5)    Dasytes patagonicus Blanchard, 1843:99; Gemminger & Harold 1869:1718(  Astylus); Bruch 1915:250(  Astylus); Pic 1929:11(  Astylus); Blackwelder 1945:378(  Astylus); Estrada 2008:601(  Astylus). ( Typelocality: Patagonia, BahíaSan Blas).   Arthrobrachus quadrilineatus Steinheil 1874:372, Bruch 1915:251(  Arthrobrachus quadrilineatus); Pic 1929:16(  Arthrobrachus quadrilineatus); Blackwelder 1945:379(  Arthrobrachus quadrilineatus); Estrada 2008:602(  Arthrobrachus quadrilineatus); Estrada 2016:372 ( Astylus steinheili); ( Typelocality: San Luis). n. syn.