Adiniops, MYERS, 1924

SUBGENUS ADINIOPS MYERS, 1924

Synonyms: Aphyobranchius Wildekamp, 1977 b: 326 (type species: N. janpapi Wildekamp, 1977 ; original designation).

Type species: Fundulus guentheri Pfeffer, 1893 . By original designation.

Diagnosis: Morphologically differs from other subgenera by: absence of deep oblique notch on dorsal surface of ascending process of premaxilla [6.0] (vs. presence in Cynobranchius ); fang-like teeth on outer row of dentary [16.0] (vs. short and conical in Cynobranchius ); presence of two branchiostegal rays attached to anterior portion of anterior ceratohyal [46.0] (vs. three in Cynobranchius ); third pharyngobranchial teeth well developed [62.0] (vs. minute in Cynobranchius ); fifth ceratobranchial narrow, boomerang shaped in dorsal view [69.0] (vs. broad, triangular in Plesiobranchius ); first post-cleithrum present [93.0] (vs. absent in Cynobranchius and Plesiobranchius ); pelvic bone narrow, longer than wide [97.0] (vs. wider than long in Cynobranchius and Plesiobranchius ); lateral flap on proximal region of fourth ceratobranchial rudimentary [68.1] (vs. well developed in subgenus Nothobranchius ); absence of deep concavity on medial portion of premaxilla close to the symphysis [1.0] (vs. presence of deep concavity, in Paranothobranchius ); anterior process of alveolar arm of premaxilla well developed [7.0] (vs. rudimentary in Paranothobranchius ); apical region of autopalatine thin, laterally flattened [23.0] (vs. thick, dorso-ventrally flattened in Paranothobranchius ); absence of small denticles on gill-rakers of first ceratobranchial [66.0] (vs. presence in Paranothobranchius ); absence of pointed anterior expansion on lateral process of sphenotic [75.0] (vs. presence in Paranothobranchius ); ventral extremity of cleithrum not projecting ventrally beyond scapula [89.0] (vs. projecting in Paranothobranchius ); scales regularly arranged on flank [113.0] (vs. irregularly in Paranothobranchius ); anterior process of alveolar arm of premaxilla trapezoidal or sub-rectangular [8.0] (vs. triangular in Zononothobranchius ); and without pointed expansions on anterior margin of hyomandibula [33.0] (vs. pointed expansions present in Zononothobranchius ).

Included species: Nothobranchius albimarginatus Watters, Wildekamp & Cooper, 1998 , Nothobranchius annectens Watters, Wildekamp & Cooper, 1998 , Nothobranchius cardinalis Watters, Cooper & Sainthouse, 2007 , Nothobranchius eggersi Seegers, 1982 , Nothobranchius elongatus Wildekamp, 1982 , Nothobranchius flammicomantis Wildekamp,Watters & Sainthouse, 1998 , Nothobranchius foerschi Wildekamp & Berkenkamp, 1979 , Nothobranchius fuscotaeniatus Seegers, 1997 , Nothobranchius geminus Wildekamp, Watters & Sainthouse, 2002 , Nothobranchius guentheri (Pfeffer, 1893) , Nothobranchius hengstleri Valdesalici, 2007 , Nothobranchius insularis Costa, 2017, Nothobranchius interruptus Wildekamp & Berkenkamp, 1979 , N. janpapi Wildekamp, 1977 , Nothobranchius jubbi Wildekamp & Berkenkamp ,

1979, Nothobranchius kilomberoensis Wildekamp, Watters & Sainthouse, 2002 , Nothobranchius kirki Jubb, 1969 , Nothobranchius korthausae Meinken, 1973 , Nothobranchius krammeri Valdesalici & Hengstler, 2008 , Nothobranchius lourensi Wildekamp, 1977 , Nothobranchius lucius Wildekamp, Shidlovskiy & Watters, 2009 , Nothobranchius luekei Seegers, 1984 , Nothobranchius makondorum Wildekamp, Shidlovskiy & Watters, 2009 , Nothobranchius melanospilus (Pfeffer, 1896) , Nothobranchius niassa Valdesalici, Bills, Dorn, Reichwald & Cellerino, 2012 , Nothobranchius palmqvisti (Lönnberg, 1907) , Nothobranchius patrizii (Vinciguerra, 1927) , Nothobranchius rubripinnis Seegers, 1986 , Nothobranchius ruudwildekampi Costa, 2009, Nothobranchius vosseleri Ahl, 1924 , Nothobranchius wattersi Ng’oma, Valdesalici, Reichwald & Cellerino, 2013 and Nothobranchius willerti Wildekamp, 1992 .

Distribution: Coastal river basins of southern Somalia, Kenya, Tanzania and northern Mozambique, besides Lake Malawi drainage.