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Figure from:Morphology and taxonomy of Paleozoic millipedes (Diplopoda: Chilognatha: Archipolypoda) from Scotland.

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FIGURE 9— Pneumodesmus newmani n. gen. and sp., holotype NMS G. 2001.109.1, Mid Silurian (late Wenlock-early Ludlow), Stonehaven Group, Cowie Formation, Dictyocaris member, Cowie Harbour, Sto- nehaven, Scotland. 1, Specimen preserved in dorsolateral aspect with anterior towards right; 2, specimen rotated into the page to better show sternites and legs; 3, interpretative drawing of 9.2 (AB = anterior bar, Ap = appendages, CS = coxal socket, Mz = metazonite, Pa = par anotum, Pz = prozonite, Sp = spiracle, St = sternite).

Figure 9 — Pneumodesmus newmani n. gen. and sp., holotype NMS G. 2001.109.1, Mid Silurian (late Wenlock-early Ludlow), Stonehaven Group, Cowie Formation, Dictyocaris member, Cowie Harbour, Sto- nehaven, Scotland. 1, Specimen preserved in dorsolateral aspect with anterior towards right; 2, specimen rotated into the page to better show sternites and legs; 3, interpretative drawing of 9.2 (AB = anterior bar, Ap = appendages, CS = coxal socket, Mz = metazonite, Pa = par anotum, Pz = prozonite, Sp = spiracle, St = sternite).

Related Figures (11)

“IGURE 1—Map of the United Kingdom (inset) and Scotland showing the localities where the fossils described herein were collected. Ar broath (Lower Devonian (Lochkovian)): Archidesmus macnicoli), Coldstream (Lower Carboniferous (Viséan)): Anthracodesmus maccon- ochiei), Dunure (Lower Devonian (Siegenian)): Palaeodesmus tuber- culata), Forfar (Lower Devonian (Lochkovian)): Archidesmus macni- coli), Stonehaven (mid Silurian (late Wenlock-early Ludlow)): Alba- desmus almondi n. gen. and sp., Cowiedesmus eroticopodus n. gen. and sp., Pneumodesmus newmani n. gen. and sp.).
“IGURE 1—Map of the United Kingdom (inset) and Scotland showing the localities where the fossils described herein were collected. Ar broath (Lower Devonian (Lochkovian)): Archidesmus macnicoli), Coldstream (Lower Carboniferous (Viséan)): Anthracodesmus maccon- ochiei), Dunure (Lower Devonian (Siegenian)): Palaeodesmus tuber- culata), Forfar (Lower Devonian (Lochkovian)): Archidesmus macni- coli), Stonehaven (mid Silurian (late Wenlock-early Ludlow)): Alba- desmus almondi n. gen. and sp., Cowiedesmus eroticopodus n. gen. and sp., Pneumodesmus newmani n. gen. and sp.).
FicurE 3—Archidesmus macnicoli, interpretative drawing of AUGD 12303b with pleurotergites shaded (ASt = anterior portion of sternite, Ad = apodeme, Cx = coxa, Fe = femur, P = paramedian pore, Pa = paranotum, Pfe = postfemur, Prfe = prefemur, PSt = posterior portion of sternite, Pt = pleurotergite, Sp = spiracle, T? = telson?, Ta = tarsus, Ti = tibia, VPt = ventral region of pleurotergite).
FicurE 3—Archidesmus macnicoli, interpretative drawing of AUGD 12303b with pleurotergites shaded (ASt = anterior portion of sternite, Ad = apodeme, Cx = coxa, Fe = femur, P = paramedian pore, Pa = paranotum, Pfe = postfemur, Prfe = prefemur, PSt = posterior portion of sternite, Pt = pleurotergite, Sp = spiracle, T? = telson?, Ta = tarsus, Ti = tibia, VPt = ventral region of pleurotergite).
Ficure 4—Archidesmus macnicoli, AUGD 12302b, Lower Devonian (Gedinnian), Tillywhandland fish bed, Dundee Formation, Arbuthnott Group Midland Valley of Scotland. 1, Specimen preserved in lateral aspect with anterior towards the left, scale bar = 2 mm; 2, enlarged view of specimer anterior including the modified leg pair 10, scale bar = 1 mm.
Ficure 4—Archidesmus macnicoli, AUGD 12302b, Lower Devonian (Gedinnian), Tillywhandland fish bed, Dundee Formation, Arbuthnott Group Midland Valley of Scotland. 1, Specimen preserved in lateral aspect with anterior towards the left, scale bar = 2 mm; 2, enlarged view of specimer anterior including the modified leg pair 10, scale bar = 1 mm.
‘IGURE 6—Reconstructions of Archipolypoda. 1-3, Archidesmus mac- nicoli: 1, dorsal view (anterior towards top); 2, cross section (anterior into page); 3, ventral view (anterior towards top). 4-6, Myriacanther- pestes ferox: 4, dorsal view (anterior towards top); 5, cross section (anterior into page); 6, ventral view (anterior towards top). CS = coxal socket, Cx = coxa, Fe = femur Gr = groove, Mz = metazonite, Oz = Ozopore, P = pore, Pa = paranotum, Pfe = postfemur, Prfe = prefemur, Pt = pleurotergite, Pz = prozonite, Sp = spiracle, St = sternite, Ta = tarsus, Ti = tibia, V = valve.
‘IGURE 6—Reconstructions of Archipolypoda. 1-3, Archidesmus mac- nicoli: 1, dorsal view (anterior towards top); 2, cross section (anterior into page); 3, ventral view (anterior towards top). 4-6, Myriacanther- pestes ferox: 4, dorsal view (anterior towards top); 5, cross section (anterior into page); 6, ventral view (anterior towards top). CS = coxal socket, Cx = coxa, Fe = femur Gr = groove, Mz = metazonite, Oz = Ozopore, P = pore, Pa = paranotum, Pfe = postfemur, Prfe = prefemur, Pt = pleurotergite, Pz = prozonite, Sp = spiracle, St = sternite, Ta = tarsus, Ti = tibia, V = valve.
FIGURE 5— Archidesmus macnicoli, interpretative drawing of the anterio1 region of AUGD 12302b with appendages belonging to both right and left sides of the body consecutively numbered (An = antenna, AS = antennal socket, C = collum, H = head, MC = mandibular cardo, MS = mandibular stipes, Oc = ocellarium, pt = pleurotergite).
FIGURE 5— Archidesmus macnicoli, interpretative drawing of the anterio1 region of AUGD 12302b with appendages belonging to both right and left sides of the body consecutively numbered (An = antenna, AS = antennal socket, C = collum, H = head, MC = mandibular cardo, MS = mandibular stipes, Oc = ocellarium, pt = pleurotergite).
IGURE 7—Cowiedesmus eroticopodus n. gen. and sp., holotype AMS FE 64845a, Mid Silurian (late Wenlock-early Ludlow), Stonehaven Group, Cowie Formation, Dictyocaris member, Cowie Harbour, Sto- nehaven, Scotland. 1, Midbody pleurotergites in lateral aspect (anterior to right, ventral towards top); 2, anterior of specimen in lateral aspect including modified leg associated with pleurotergite 8; 3, interpretative drawing of 7.2 (C = collum, Cx = coxa, Fe = femur, H = head, Pfe = postfemur, Prfe = prefemur, pt2-10 = pleurotergite, Ta = tarsus, Ti = tibia).
IGURE 7—Cowiedesmus eroticopodus n. gen. and sp., holotype AMS FE 64845a, Mid Silurian (late Wenlock-early Ludlow), Stonehaven Group, Cowie Formation, Dictyocaris member, Cowie Harbour, Sto- nehaven, Scotland. 1, Midbody pleurotergites in lateral aspect (anterior to right, ventral towards top); 2, anterior of specimen in lateral aspect including modified leg associated with pleurotergite 8; 3, interpretative drawing of 7.2 (C = collum, Cx = coxa, Fe = femur, H = head, Pfe = postfemur, Prfe = prefemur, pt2-10 = pleurotergite, Ta = tarsus, Ti = tibia).
FicuRE 8—Albadesmus almondi n. gen. and sp., holotype AMS F. 64847a, Mid Silurian (late Wenlock-early Ludlow), Stonehaven Group, Cowie Formation, Dictyocaris member, Cowie Harbour, Stonehaven, Scotland. 1, Entire specimen preserved in dorsal aspect with tergites and sternite: slid apart, anterior towards top; 2, enlarged view of tergites showing detail of ornament; 3, latex mold of sternites with paramedian pores anc lateral coxae. Scale bars = 2 mm.
FicuRE 8—Albadesmus almondi n. gen. and sp., holotype AMS F. 64847a, Mid Silurian (late Wenlock-early Ludlow), Stonehaven Group, Cowie Formation, Dictyocaris member, Cowie Harbour, Stonehaven, Scotland. 1, Entire specimen preserved in dorsal aspect with tergites and sternite: slid apart, anterior towards top; 2, enlarged view of tergites showing detail of ornament; 3, latex mold of sternites with paramedian pores anc lateral coxae. Scale bars = 2 mm.
FIGURE 11—Myriacantherpestes ferox, FMNH PE 2464, latex mold of sternite with coxal sockets (CS) and paramedian pores with valves, scale bar = 2 mm. See Figure 6.6 for relationship to remainder of body.
FIGURE 11—Myriacantherpestes ferox, FMNH PE 2464, latex mold of sternite with coxal sockets (CS) and paramedian pores with valves, scale bar = 2 mm. See Figure 6.6 for relationship to remainder of body.
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