Plagiotaphrus

Mwabvu, Tarombera, Hamer, Michelle, Slotow, Robert & Barraclough, David, 2009, A review of the taxonomy and distribution of Plagiotaphrus Attems 1914 (Diplopoda, Spirostreptida, Spirostreptidae), Zootaxa 2304, pp. 51-60 : 57

Key to species of Plagiotaphrus

1. Apical proplica convex medially, narrow and setose ( Figs 1 a, 1b); subapical proplica not produced into a rounded lateral lobe at level of telopodite knee; antetorsal process crescent-shaped distally ( Fig. 1 e) ........................... sulcifer

- Apical proplica not convex medially, apically tapering and acute ( Fig. 2 a); subapical proplica produced into a setose, rounded lateral lobe at level of telopodite knee ( Fig. 2 a); antetorsal process strongly curved into a semi-circle ( Fig. 2 b) .................................................................................................................................................................. improvisus

Figures

FIGURE 1. Plagiotaphrus sulcifer (NMZ / D 830). a, oral view of gonopods; b, aboral view of gonopods; c, oral view of prefemoral lobe of first pair of male legs; d, lateral view of collum; e, telopodite. Abbreviations: p, proplica; m, metaplica; mh, median hump; lp, lateral process; ep, end process; tp, telopodite; tk, telopodite knee; tl, tongue-like lobe; at, antetorsal process; pc, paracoxite; st, sternite; cf, collum fold; al, anterior lobe; pfl, prefemoral lobe.

FIGURE 2. Plagiotaphrus improvisus (adapted from Attems 1934). a, oral view of gonopods; b, aboral view of gonopods; c, oral view of prefemoral lobe of first pair of male legs. Abbreviations: p, proplica; pl, proplical lobe; m, metaplica; mh, median hump; lp, lateral process; ep, end process; tp, telopodite; tl, tongue-like lobe; at, antetorsal process; pc, paracoxite; st, sternite; pfl, prefemoral lobe.