Length 7-8 mm. Body smooth. ANT I slightly longer than pereon. Outer lobes of MXP with sharp top (Scina borealis 1). Inner lobes about half as long as outer. P V with strong denticles on both margins of ART 2. Distal process of ART 2 well-developed. ART 5 of P V much longer than ART 6. P VI slightly shorter than V, with ART 5 shorter than ART 6 (Scina borealis 3). P VII weak. UR I with strongly dentate inner margins (Scina borealis 2). Live animals red.
Kingdom Animalia Phylum Crustacea Class Malacostraca Subclass Eumalacostraca Superorder Peracarida Order Amphipoda Suborder Hyperiidea Infraorder Physosomata Superfamily Scinoidea Family Scinidae Genus Scina Species Scina borealis