Hermoso Salazar, M; Wicksten, M; Morrone, Juan José
(2005)
S. mexicanus Couti re, 1909, S. brevispinis Couti re, 1909 and S. peruvianus Rathbun, 1910. We agree with Dardeau, 1986, that S. scaphoceris Couti re, 1910, is a distinct species. Specimens identified as S. townsendi ...