Thyropygus induratus

Pimvichai, Piyatida, Enghoff, Henrik & Panha, Somsak, 2011, A revision of the Thyropygus allevatus group. Part 3: the T. induratus subgroup (Diplopoda: Spirostreptida: Harpagophoridae), Zootaxa 2941, pp. 47-68 : 48

The Thyropygus induratus subgroup

A subgroup of the T. allevatus group, characterized by the following gonopodal characters:

1. An uncate subterminal lobe on the telopodite ( Figs. 1–8 , indicated as usl; Hoffman 1975: figs. 6, 8) 2. No additional projection (amp) on the anterior coxal fold (present in both opinatus and bifurcus subgroups) 3. A single femoral spine

4. No spatulate lobe on the telopodite

Figures

FIGURE 1. Thyropygus induratus (specimen from Phu-wiang, except B), gonopods. A: anterior view, left telopodite removed. B: anterior view, anterior coxal fold (specimen from Yotdome). C: posterior view, left telopodite removed. D: left telopodite, posterior-mesal view. E: left telopodite, anterior-lateral view.

FIGURE 2. Thyropygus quietus, holotype, gonopods. A: anterior view, left telopodite removed. B: posterior view, left telopodite removed. C: left telopodite, posterior-mesal view. D: left telopodite, anterior-lateral view.

FIGURE 3. Thyropygus resimus (specimen from Phu-Kum-Khao), gonopods. A: anterior view, left telopodite removed. B: posterior view, left telopodite removed. C, D: left telopodite, posterior-mesal view. E: left telopodite, anterior-lateral view.

FIGURE 4. Thyropygus siamensis (specimen from Chulalongkorn University area), gonopods. A: anterior view, left telopodite removed. B: posterior view, left telopodite removed. C: left telopodite, posterior-mesal view. D: left telopodite, anterior-lateral view.

FIGURE 5. Thyropygus uncinatus (specimen from Koh Sichang, except B and C), gonopods. A: anterior view, left telopodite removed. B: anterior view, anterior coxal fold (specimen from Ban Nong Phue). C: anterior view, anterior coxal fold (specimen from Simathani Hotel) D: posterior view, left telopodite removed. E: left telopodite, posterior-mesal view. F: left telopodite, anterior-lateral view.

FIGURE 6. Thyropygus dormiens, holotype, gonopods. A: anterior view, left telopodite removed. B: posterior view, left telopodite removed. C: left telopodite, posterior-mesal view. D: left telopodite, anterior-lateral view.

FIGURE 7. Thyropygus laterolobatus, holotype, gonopods. A: anterior view, left telopodite removed. B: posterior view, left telopodite removed. C: left telopodite, posterior-mesal view. D: left telopodite, anterior-lateral view.

FIGURE 8. Thyropygus macrosiamensis, holotype, gonopods. A: anterior view, left telopodite removed. B: posterior view, left telopodite removed. C: left telopodite, posterior-mesal view. D: left telopodite, anterior-lateral view.