Haematotropis

De, Thaís M., Bueno-Villegas, Almeida Julián & Rafael, José A., 2021, Taxonomic review of the millipede genus Haematotropis Jeekel, 2000 (Diplopoda, Polydesmida, Aphelidesmidae, Aphelidesminae) with descriptions of thirteen new species, Zootaxa 5064 (1), pp. 1-71 : 68-69

Identification key to Haematotropis species based on adult males

1 Paranota of rings 2–4 with anterolateral teeth ( Fig. 2G )....................................................... 2

- Paranota of rings 2–17 with anterolateral teeth ( Fig. 24C )....................................... H. dentata sp. nov.

2 Collum with posterolateral margins straight or slightly concave ( Figs 3A, B , 18B , 34B )...............................9

- Collum with posterolateral margins strongly concave, sickle-shaped ( Figs 5A , 13A )................................ 3

3 Gonopod with LP2 ( Fig. 29A, C )........................................................... H. goeldii sp. nov.

- Gonopod without LP2................................................................................. 4

4 Gonopod with solenomere approximately as long as length of LP1 ( Fig. 14A, C )......... H. octocentra ( Brölemann, 1905)

- Gonopod with solenomere approximately as short as length of LP1 ( Fig. 6A, C )....................................5

5 Gonopod with VP1 exceeding the width of ventral region of acropodite, in lateral view ( Fig. 6C ).......................6

- Gonopod VP1 not exceeding the width of ventral region of acropodite, in lateral view ( Fig. 31C )...................... 7

6 Gonopod with LP1 tapered ( Figs 6B–D , 8A, B )........................................... H. bella ( Attems, 1937)

- Gonopod with LP1 rounded, hemispheric ( Fig. 41A–D )........................................ H. poranga sp. nov.

7 Gonopod with LP1 disctinctly shorter than width of ventral region of acropodite ( Fig. 31B, D )....... H. jurutiensis sp. nov.

- Gonopod with LP1 approximately as long as width of ventral region of acropodite ( Figs 43A–D , 21A–D )............... 8

8 Gonopod with LP1 projected towards the solenomere ( Fig. 43A–D )................................ H. tysoni sp. nov.

- Gonopod with LP1 projected towards the coxa ( Fig. 21A–D )................................. H. aripuanensis sp. nov.

9 Gonopod with VP2 ( Fig. 35A, C )....................................................... H. melgacensis sp. nov.

- Gonopod without VP2................................................................................ 10

10 Gonopod with DP ( Figs 10A–C , 27A–C )..................................................................11

- Gonopod without DP..................................................................................12

11 Gonopod with DP bifurcate ( Fig. 27A, C )............................................... H. disjunctoides sp. nov.

- Gonopod with DP not bifurcate ( Fig. 10A, C )......................... H. disjunta Golovatch, Hoffman & Spelda, 2004

12 Gonopod with LP3 ( Fig. 45B, D )........................................ H. divergens ( Chamberlin, 1918) n. comb.

- Gonopod without LP3................................................................................ 13

13 Gonopod with a process like a finger on the acropodite region....... H. roseicornis Jeekel, 2000 (see Jeekel, 2000: 79, fig. 8)

- Gonopod without a process like a finger on the acropodite region.............................................. 14

14 Gonopod with the distal margin of acropodite projected forward, in lateral view ( Figs 12C , 19C , 33C , 37C , 39C )........ 16

- Gonopod with the distal margin of acropodite directed downward, projected towards the coxa ( Fig. 4A, B )............. 15

15 Gonopod with VP1 exceeding the width of ventral region of acropodite, in lateral view ( Fig. 4A )... H. callipa ( Peters, 1864)

- Gonopod VP1 not exceeding the width of ventral region of acropodite, in mesal view.................................................................................................. H. aurorea (see Jeekel, 2000: 76, figs 4, 5)

16 Gonopod somewhat aligned, in lateral view ( Fig. 33C )............................................ H. driki sp. nov.

- Gonopod distinctly curved distally, in lateral view ( Fig. 12C )................................................. 17

17 Gonopod with a long solenomere.........................................................................18

- Gonopod with a short solenomere....................................................................... 19

18 Gonopod with solenomere laterally curved ( Fig. 23A, B ).......................................... H. callyi sp. nov.

- Gonopod with solenomere not laterally curved.............................................. .. H. mosaica sp. nov.

19 Gonopod with VP1 exceeding the width of ventral region of acropodite, in lateral view ( Figs 12C , 39C )............... 20

- Gonopod VP1 not exceeding the width of ventral region of acropodite, in mesal view ( Fig. 19A )..... H. amazonica sp. nov.

20 Gonopod with distal region of acropodite lightly sinuous, in lateral view ( Fig. 39C )................. H. paraensis sp. nov.

- Gonopod with distal region of acropodite strongly sinuous, in lateral view ( Fig. 12C )............................................................................................. H. macapa Golovatch, Hoffman & Spelda, 2004

Figures

FIGURE 2. General somatic features of Haematotropis Jeekel, 2000. A. H. jurutiensis sp. nov., non-type ♂ (MPEG), body ring 7, ventral view. B. H. jurutiensis sp. nov., non-type ♂ (MPEG), body ring 9 (highlighting the microgranulations), ventral view. C. H. jurutiensis sp. nov., non-type ♂ (MPEG), body ring 7, red arrow indicates the wrinkles close to paranota, ventral view. D. H. jurutiensis sp. nov., non-type ♂ (MPEG), body ring 8, red arrow indicates rounded projections on ventral surfaces, ventral view. E. H. jurutiensis sp. nov., non-type ♂ (MPEG), metazonite of body ring 8, red arrow indicates the microgranulations on anterior and posterior margins, dorsal view. F. H. megalcensis sp. nov. non-type ♂ (IBSP), body ring 10, red arrow indicates the microgranulations on anterior and posterior margins, ventral view. G. H. callipa, holotype ♂ (MfN), head and body rings 1–4, red arrow indicates a depression on collum or anterolateral teeth, dorsalateral view. Scale bars: 300 μm (A, E), 200 μm (C, D, F), 100 μm (B), 1 mm (G).

FIGURE 3. Somatic features of Haematotropis callipa (Peters, 1864), holotype ♂ (MfN). A. Head and body rings 1–4, dorsalateral view. B. Head and body rings 1–2, dorsal view. C. Body rings 10–13, dorsal view. D. Body rings 18–20, dorsal view. Scale bars: 1.0 mm.

FIGURE 4. Left gonopods of Haematotropis callipa (Peters, 1864). A. Holotype ♂ (MfN), lateral view. B, C. Holotype ♂ (MfN), mesal views. D. Holotype ♂ (MfN), ventral view. E. ♂ from Kabelstation, Suriname, dorsal view, modified from Jeekel (2000), without scale. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Red line shows a concavity and cavity in ventral region of the acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cg = cingulum; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 5. Somatic features of Haematotropis bella (Attems, 1937), topotype ♂ (MZUSP). A. Head and body rings 1–3, dorsal view. B. Body rings 1–6, lateral view. C. Body rings 15–18, dorsal view. D. Body rings 18–20, dorsal view. Scale bars: 1.0 mm.

FIGURE 6. Right gonopod of Haematotropis bella (Attems, 1937), topotype ♂ (MZUSP). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = Spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 8. Right gonopod of Haematotropis bella (Attems, 1937), syntype ♂ (NHMW). A. Lateral view. B. Mesal view. Abbreviations: Ac = acropodite; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere, Ste = setae. Scale bars: 1.0 mm. Photos provided by NHMW.

FIGURE 10. Right gonopod of Haematotropis disjuncta Golovatch, Hoffman & Spelda, 2004, holotype ♂ (IEPA). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; DP = Distal Process 1; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = Spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 12. Left gonopod of Haematotropis macapa Golovatch, Hoffman & Spelda, 2004, holotype ♂ (IEPA). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 13. Somatic features of Haematotropis octocentra (Brölemann, 1905), lectotype ♂ (MZUSP). A. Head and body rings 1–4, dorsal view. B. Body rings 1–4, dorsolateral view, red lines indicate the anterolateral teeth. C. Body rings 5–7, dorsal view. D. Body rings 18–20, dorsal view. Scale bars: 1.0 mm.

FIGURE 14. Right gonopod of Haematotropis octocentra (Brölemann, 1905), lectotype ♂ (MZUSP). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 18. Somatic features of Haematotropis amazonica sp. nov., holotype ♂ (MPEG). A. Head and body rings 1–4, dorsal view. B. Head and body rings 1–5, lateral view. C. Body rings 9–11, dorsal view. D. Body rings 18–20, dorsal view. Scale bars: 1.0 mm.

FIGURE 19. Right gonopod of Haematotropis amazonica sp. nov., holotype ♂ (MPEG). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 21. Right gonopod of Haematotropis aripuanensis sp. nov., holotype ♂ (MZUSP). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 23. Right gonopod of Haematotropis callyi sp. nov., holotype ♂ (INPA). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 24. Somatic features of Haematotropis dentata sp. nov., holotype ♂ (IBSP).A. Head and body rings 1–4, dorsal view. B. Head and body rings 1–5, lateral view. C. Body rings 9–12, dorsal view. D. Body rings 18–20, dorsal view. Scale bars: 1.0 mm.

FIGURE 27. Right gonopod of Haematotropis disjunctoides sp. nov., holotype ♂ (MPEG). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; DP = Distal Process 1; LP1 = Lateral Process 1; Pf = Prefemur; Sg = spermatic groove; S = Solenomere; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 29. Right gonopod of Haematotropis goeldii sp. nov., holotype ♂ (MPEG). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; LP2 = Lateral Process 2; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 31. Left gonopod of Haematotropis jurutiensis sp. nov., holotype ♂ (MPEG). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 33. Right gonopod of Haematotropis driki sp. nov., holotype ♂ (MNRJ). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 34. Somatic features of Haematotropis melgacensis sp. nov., holotype ♂ (IBSP).A. Head and body rings 1–4, dorsal view. B. and body rings 1–4, lateral view. C. Body rings 9–12, dorsal view. D. Body rings 18–20, dorsal view. Scale bars: 1.0 mm.

FIGURE 35. Left gonopod of Haematotropis melgacensis sp. nov., holotype ♂ (IBSP). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scales indicate when VP1 and VP2 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1; VP2 = Ventral Process 2. Scale bars: 1.0 mm.

FIGURE 37. Right gonopod of Haematotropis mosaica sp. nov., holotype ♂ (MPEG). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 39. Left gonopod of Haematotropis paraensis sp. nov., holotype ♂ (INPA). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 41. Right gonopod of Haematotropis poranga sp. nov., holotype ♂ (MPEG). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 43. Left gonopod of Haematotropis tysoni sp. nov., holotype ♂ (INPA). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP1 = Lateral Process 1; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.

FIGURE 45. Left gonopod of Haematotropis divergens (Chamberlin, 1918) comb. nov., non-type ♂ (MZUSP). A. Mesal view. B. Dorsal view. C. Lateral view. D. Ventral view. Yellow scale indicates when VP1 exceeds the width of ventral region of acropodite. Abbreviations: Ac = acropodite; Ca = cannula; Cx = coxa; LP3 = Lateral Process 3; Pf = Prefemur; S = Solenomere; Sg = spermatic groove; Ste = setae; VP1 = Ventral Process 1. Scale bars: 1.0 mm.