New gammaroid family, genera and species from subterranean waters of Japan, and their phylogenetic relationships (Crustacea: Amphipoda) Author Tomikawa, Ko Author Kobayashi, Norio Author Morino, Hiroshi Author Mawatari, Shunsuke F. text Zoological Journal of the Linnean Society 2007 2007-04-30 149 4 643 670 https://academic.oup.com/zoolinnean/article-lookup/doi/10.1111/j.1096-3642.2007.00277.x journal article 276477 10.1111/j.1096-3642.2007.00277.x 8ae37f7e-e035-4493-8d57-d5abe25addfb 0024-4082 E58C6912-18DC-4D8A-903D-E9EAC01A79FA LUCIOBLIVIO TOMIKAWA GEN. NOV. Diagnosis : As for the family. Type species : Lucioblivio kozaensis Tomikawa sp. nov. by monotypy. Etymology : The generic name is from the Latin adverb luci (of light) and oblivio (oblivion), referring to the lightless habitat of the new genus. A H Figure 10. Octopupilla felix gen. nov., sp. nov. , holotype, female, 7.7 mm, NSMT-Cr 16655. A, pereopod 3; B, dactylus of pereopod 3; C, pereopod 4. Scale bars = 0.1 mm. Table 2. Differential characters of Luciobliviidae , Gammaroporeiidae and Mesogammaridae

Luciobliviidae	Gammaroporeiidae	Mesogammaridae
Molar of mandible	not triturative	triturative	triturative
Outer plate of maxilliped	very small	not reduced	not reduced
Basis of pereopod 7	not expanded	broadly expanded	not expanded
Basofacial armature on peduncle	present	absent	present or absent
of uropod 1
Outer ramus of uropod 3	elongate	greatly reduced	elongate
Articulation of outer ramus of	uniarticulate	uniarticulate	uni or bi-articulate
uropod 3
References	This study	Bousfield (1979)	This study; Tzvetkova (1965) ;
Bousfield (1979)

Figure 11. Octopupilla felix gen. nov., sp. nov. , holotype, female, 7.7 mm, NSMT-Cr 16655. A, pereopod 5; B, dactylus of pereopod 5; C, pereopod 6; D, dactylus of pereopod 6; E, pereopod 7; F, dactylus of pereopod 7; G, pleopod 1 (some plumose setae on rami are omitted); H, retinacula; I, bifid setae; J, pleopod 2 (some articles of rami are omitted); K, pleopod 3 (some articles of rami are omitted). Scale bars = 0.1 mm. I O P