MARESPE GAMMAEIDEAN AMPHIPODA 401 



5. Mouthparts forming a cone-like bundle below head Halicella 



Mouthparts not forming a cone-like bundle below head 6 



6. Article 6 of both gnathopods 1 and 2 much longer than article 5, article 5 



with long narrow posterior lobe (fig. 144Z) Nicippe 



Article 5 of either gnathopods 1 or 2 subequal to or longer than 6, but posterior 

 lobe of article 5 broad and shallow if present 7 



7. Antenna 1 with elongate peduncular article 2 (fig. 143fc) . . Pardaliscoides 

 Antenna 1 with short peduncular article 2 (fig. 143a) 8 



8. Mandible lacking palp, pereopods prehensile Parahalice 



Mandible with palp, pereopods not prehensile 9 



9. Maxilla 2 obsolescent (fig. 143j) Necochea 



Maxilla 2 well developed (fig. 144e) 10 



10. Article 5 of gnathopods much longer than 6 (figs. 144/i,fc) 11 



Articles 5 and 6 of gnathopods subequal, or article 6 slightly longer than 5 



(figs. 144z,m) 12 



11. Gnathopodal dactyls normally claw-shaped, not spinose (figs. 144j,0> maxilli- 



pedal palp more than 3 times as long as medial edge of outer plate. 



Princaxelia 



Gnathopodal dactyls short, spinose (figs. 144/i,fc), medial edge of outer plate on 



maxilliped nearly as long as palp (fig. 144/) Pardalisca 



12. Upper lip grossly incised asymmetrically (fig. 143c) .... Pardaliscopsis 

 Upper lip nearly symmetrically incised (fig. 14:3d) 13 



13. Antenna 1: basal part of flagellum narrow, segmented (fig. 143e), flagellar 



article 1 scarcely longer than article 3 of peduncle .... Pardaliscella 



Antenna 1: basal part of flagellum inflated, unsegmented (fig. 143/), flagellar 



article 1 nearly as long as peduncle 14 



14. Gnathopod 2 simple Halice 



Gnathopod 2 subchelate Arculfia 



Genera of Pardaliscidae 



The upper lip and lower lip may have important generic characters 

 but they have not been adequately described for most species. They 

 are included when possible in the generic diagnoses to follow. 



Arculfia J. L. Barnard 



Arculfia J. L. Barnard, 1961. 



Type-species: A. trago J. L. Barnard, 1961 (original designation). 



Article 2 of antenna 1 shorter than article 1; upper lip rounded 

 below; inner lobes of lower lip coalesced; gnathopod 1 simple, articles 

 5 and 6 subequal, article 5 not lobed, gnathopod 2 subchelate, dactyls 

 simple; telson deeply cleft. Species: 1, Tasman Sea (610 m). 



Halice Boeck 



Halice Boeck, 1871. — Stebbing, 1906. — Birstein and Vinogradov, 1962. 

 Synopioides Stebbing, 1888; 1906. 



