Prachynella J.L. Barnard, 1964

Lowry, J. K. & Stoddart, H. E., 2012, The Pachynidae fam. nov. (Crustacea: Amphipoda: Lysianassoidea) 3246, Zootaxa 3246 (1), pp. 1-69 : 45

Prachynella J.L. Barnard, 1964

Prachynella J.L. Barnard, 1964: 232 . ―J.L. Barnard, 1969a: 359. ― Lowry, 1984: 72. ― Diviacco & Ruffo, 1989: 538. ― Barnard & Karaman, 1991: 520.

Type species. Prachynella lodo J.L. Barnard, 1964 , by original designation.

Diagnostic description. Body shape slender. Head lateral cephalic lobe large, broadly or narrowly rounded. Antenna 1 peduncular article 1 with posterodistal spine; accessory flagellum article 1 short; flagellum with callynophore in female. Mandible with accessory setal row present on both sides or absent; left lamina dentata vestigial or absent; palp attached midway or distally; palp article 2 broad, article 3 with subparallel margins or with anterior margin convex, not tapered distally. Maxilla 1 outer plate setal-teeth with medial cusps, at least one inner row setal-tooth absent; palp vestigial, 1-articulate. Maxilliped inner plate small; outer plate large; palp 3- articulate (articles 1–2 fused). Gnathopod 1 ischium smaller than propodus; corner of palm with complex robust seta. Gnathopod 2 palm obtuse or transverse. Epimeron 3 posteroventral corner broadly rounded. Uropod 3 biramous.

Species composition. Prachynella contains 5 species: P. epa sp. nov.; P. lodo J.L. Barnard, 1964 ; P. mediterranea ( Ruffo, 1975) ; P. oculata sp. nov.; P. shijiki sp. nov.

Distribution. Mediterranean Sea, western and eastern North Pacific Ocean; 0–2010 m depth