Serrognathus taurusSerrognathus taurus is a species of beetle belonging to the family Lucanidae which was described by Johan [Christian Fabricius] in 1801.DescriptionSerrognathus taurus reaches a length of about in males and about in females. In males the head is large with large jaws. The head and the pronotum are dark brown, while elytra are clearer.DistributionSerrognathus taurus can be found in Philippines, Indonesia and Malaysia.SubspeciesThe following subspecies are recognised:Serrognathus taurus cribriceps – Luzón, Negros, Mindoro and MindanaoSerrognathus taurus gypaetus – JavaSerrognathus taurus jampeanus – SulawesiSerrognathus taurus minor Serrognathus taurus moinieri Serrognathus taurus subtaurus Maes, 1992Serrognathus taurus taurus – Sumatra and Malay Peninsula