Labiobaetis latus (Agnew, 1961)

Kaltenbach, Thomas & Gattolliat, Jean-Luc, 2021, Labiobaetis Novikova & Kluge in Ethiopia (Ephemeroptera, Baetidae), with description of a new species, African Invertebrates 62 (1), pp. 231-255 : 231

4. Labiobaetis latus (Agnew, 1961)

Baetis latus Agnew 1961 ( Baetis latus )

Labiobaetis aquacidus Lugo-Ortiz and McCafferty 1997: figs 1-13 ( Labiobaetis aquacidus ; formal synonym, Lugo-Ortiz and de Moor 2000)

Differential diagnosis.

Nymph. Following combination of characters: A) scape with well-developed distolateral process; C) labial palp segment II with broad thumb-like protuberance; D) maxillary palp segment II with excavation at inner distolateral margin; E) fore femur rather broad, length ca. 3 × maximum width; dorsal margin with 13-18 curved, spine-like setae; femoral patch rudimentary or absent; F) hind protoptera well developed; G) seven pairs of gills; H) paraproct with 21-29 stout, marginal spines.

Examined material.

Ethiopia • 4 nymphs; Lafessa ; 08°23'16"N, 38°54'31"E; 1600 m; 08.11.2017; leg. W. Graf; Lf1; 2 on slides; GenBank MW307231 ; GBIFCH00763729 , GBIFCH00592391 ; 2 in alcohol; GBIFCH00515558 , GBIFCH00515553 ; all material in MZL .

Biological aspects.

The specimens were collected at an altitude of 1600 m. Further characteristics of the sampling site are given in Englmaier et al. (2020). Harrison and Hynes (1988) reported the species at 1900 m in marginal vegetation.

Distribution.

Ethiopia (Fig. 2b ), South Africa, Kenya ( Lugo-Ortiz and McCafferty 1997).

Figures

Figure 2. Distribution of Labiobaetis in Ethiopia.