Derlethina Sartori, 2008

Kluge, Nikita, 2023, Reclassification of Teloganodes Eaton 1882 (including subgenera Dudgeodes Sartori 2008 and Derlethina Sartori 2008) with a new species from Sulawesi (Ephemeroptera, Teloganodidae), Zootaxa 5244 (6), pp. 527-552 : 535

Subgenus Derlethina Sartori in Sartori et al. 2008

( Fig. 1H )

Genus Derlethina Sartori in Sartori, Peters & Hubbard 2008: 44 .

Type species: Derlethina eloisae Sartori in Sartori, Peters & Hubbard 2008.

Diagnosis: Larva. Tergalii II–IV (3 pairs) present; tergalius III with ventral lobe and with cleft on dorsal lobe; tergalius IV without ventral lobe, either with cleft on dorsal lobe, or without it ( Fig. 1H ); tergalii V–VI absent.

Differs from all other subgenera by loss of tergalii V–VI.

Winged stages. Traces of tergalii bases on abdominal segments II–IV.

Species included. INDIA: T. (D.) tamiraparaniae (Selvakumar et al. in Selvakumar et al. 2014) comb. n. BORNEO: T. (D.) eloisae (Sartori in Sartori et al. 2008) comb. n. (= Teloganodes /fg 1 sp. T3: Kluge 2004).

Figures

FIGURE 1. Tergalii figured by Kluge (2004: figs 96E–H) and two classifications of Teloganodes. E, tergalii of T. (Teloganodes) kodai; F, tergalii of T. (Dudgeodes) romani (= Teloganodes/fg1 sp. T4: Kluge 2004); G, tergalii of T. (Dudgeodes) jacobusi (= Teloganodes/fg1 sp. T2: Kluge 2004); H, tergalii of T. (Derlethina) eloisae (= Teloganodes/fg1 sp. T3: Kluge 2004).