(Claus, 1879)
Length about 10 mm. ART 2 of P I almost straight in females, strongly curved in males. Anterodistal corner of ART 5 of P I with straight rounded lobe. Margins of posterodistal process of this ART with few long narrow teeth, with fine serrations among them. P II like P I (Brachyscelus rapax 3), without rounded anterodistal lobe in ART 5. ART 2 of P V oval, 1.5 times as long as broad, anterior margin with few fine spines. Anterodistal lobe of ART 2 of P VI weak, not longer than ART 3 (Brachyscelus rapax 4). Fused (II+III) urosomite 1.5-1.7 times as broad as long (Brachyscelus rapax 2). Telson longer than broad at base, subequal to or slightly longer than fused urosomite.