Shortfin Luminous Swallower

This species can be distinguished from P. paxtoni by dentition and photophore pattern with innermost premaxillary teeth in mesial row not extremely elongated, when mouth is closed teeth not reaching the contralateral premaxilla (vs. innermost premaxillary teeth in mesial row very elongate, reaching contralateral premaxilla when mouth is closed); teeth of mesial row of premaxilla and internalmost row of dentary slightly curved (vs. teeth of mesial rows of premaxilla and internalmost row of dentary straight); mesial series of premaxillary teeth arranged in transverse rows of 1-5 rows of teeth (vs. mesial series of premaxillary teeth arranged in transverse rows of 1-3 rows of teeth) (Ref. 85782).

Dorsal soft rays (total): 21 - 23; Analsoft rays: 20 - 24; Vertebrae: 36 - 38

A meso- to bathypelagic (Ref. 85782). One record at 4,631m deep (Ref. 78616).

fisheries: of no interest; gamefish: yes