Leaf Beetles

Figures 1–12.Habitus. 1–2 Pyrrhalta fossata (holotype) 3–4 Pyrrhalta huangshana (holotype) 5–6 Pyrrhalta martensi (paratype) 7–8 Pyrrhalta meghalayana (paratype) 9–10 Pyrrhalta metallica 11–12 Pyrrhalta orientalis (holotype).

Figures 3–7.Adult of Ambrostoma koreana sp. n. 3 antenna 4 aedeagus lateral view 5 aedeagus dorsal view 6 aedeagus with everted internal sac laternal view7 spermatheca.

Figure 6.Pronotum: a reddish, with close-up of marginal bead, Pachybrachis bivittatus b mottled, Pachybrachis spumarius c with black M-mark, Pachybrachis m-nigrum d almost black, Pachybrachis nigricornis carbonarius.

Figures 3.Chaetocnema cheni. A Holotype, habitus B Pronotum C Head D Aedeagus, ventral and lateral view E Apical part of aedeagus, dorsal view F Vaginal palpi G Spermatheca H Tignum.

Figure 1–6.Amblycerus virens (Jekel, 1855), specimen male: 1 dorsal 2 lateral 3 head 4 pygidium 5 median lobe of male genitalia 6 tegmen of male genitalia. Scale bars = 1.0 mm (Figs 1–2); scale bars = 0.5 mm (Figs 3–4, 6); scale bar = 0.2 mm (Fig. 5).

Figure 3.Megalostomis juanenrique sp. n. A Kotpresse ventral sclerite B Kotpresse central dorsal plate and dorsal apodemes C Spermathecal capsule D Sternite VIII.

Figures 51–54.Cephaloleia larvae 51–52 Cephaloleia erichsonii at La Selva Biological Station, Costa Rica, second instar, dorsal and ventral views 53–54 Cephaloleia orchideivora at Quijada del Diablo, Prov. Chiriquí, Panama 53 first instar, dorsal view 54 second instar, dorsal view (Figures 53–54 from Sekerka et al. 2013).

Figures 1–5.Borinken elyunque: 1 habitus, dorsal view 2 habitus, frontalview 3 habitus, lateral view 4 head and pronotum, frontal view 5 head and pronotum, lateral view.

Figures 11–19.Habitus .11 Angulaphthona heteromorpha (Bechyné) 12 Antanemora ghesquierei (Bechyné) 13 Aphthona senegalensis Jacoby 14 Aphthona (ex Ethiopia Scherer) tricolor (Scherer) 15 Argopistes sexvittatus Bryant 16 Argopistoides africanus (Bryant) 17 Bangalaltica antennalis Bechyné 18. Bechuana nigripes Scherer 19 Bechynella pallens (Bechyné).

Figures 24–35.Aedeagus. 24–25 Pyrrhalta huangshana (holotype, 24 dorsal view 25 lateral view) 26–27 Pyrrhalta martensi (26 dorsal view 27 lateral view) 28–29 Pyrrhalta meghalayana (paratype, 28 dorsal view 29 lateral view) 30–31 Pyrrhalta metallica (30 dorsal view 31 lateral view) 32–33 Pyrrhalta orientalis (32 dorsal view 33 lateral view) 34–35 Pyrrhalta subaenea (syntype, 34 dorsal view 35 lateral view).

Figure 19.Overwintered adults of Ambrostoma koreana sp. n.

Figure 7.Elytral punctures and coloration: a in rows in deep striae, Pachybrachis luctuosus b confused in basal half, in rows in apical half, Pachybrachis calcaratus c all confused, Pachybrachis hepaticus d confused and mottled, Pachybrachis spumarius e vittate with marginal vitta interrupted, Pachybrachis bivattatus f black, margined with yellow, Pachybrachis nigriconis carbonarius g entirely black, Pachybrachis luridus.

Figures 4.Chaetocnema constricta. A Holotype, habitus B Pronotum C Head D Aedeagus, ventral and lateral view E Apical part of aedeagus, dorsal view F Vaginal palpi G Spermatheca H Tignum.

Figure 7–12.Amblycerus medialis Ribeiro-Costa, Vieira & Manfio, sp. n., holotype male: 7 dorsal 8 lateral 9 head 10 pygidium 11 median lobe of male genitalia 12 tegmen of male genitalia. Scale bars = 1.0 mm (Figs 7–8); scale bars = 0.5 mm (Figs 9–12).

Figures 11–14.Larva of Cephaloleia erichsonii. (La Selva Biological Station, Costa Rica) 11 Head 12 Leg 13 Spiracle 14 dorsal view of setae in the lateral margin.

Figures 6–11.Borinken elyunque: 6 head, anteroventral view 7 antenna 8 last maxillary palpomere 9 thoracic sternites with mid- and hind legs, ventral view 10 thoracic sternites with mid- and hind legs, lateral view 11 protibia and protarsus.

Figures 122–127.Morphological characters. 122 Amphimela citri (Bryant), head in frontal view 123 Angulaphthona latipennis (Pic), head and pronotum in dorsal view 124 Ditto, head in frontal view 125 Ditto, elytra in dorsal view 126 Antanemora ghesquierei (Bechyné), head and pronotum in dorsal view 127 Ditto, head in frontal view.

Figures 1–12.Habitus. 1–2 Pyrrhalta fossata (holotype) 3–4 Pyrrhalta huangshana (holotype) 5–6 Pyrrhalta martensi (paratype) 7–8 Pyrrhalta meghalayana (paratype) 9–10 Pyrrhalta metallica 11–12 Pyrrhalta orientalis (holotype).

Figures 15–16.Schematic presentation of tubercular patterns (top: prothorax, middle: mesothorax, bottom: 2nd abdominal segment). 15 first instar larva 16 last instar larva.

Figure 8.Pygidium: a largely yellow, Pachybrachis bivittatus b with well-defined yellow spots, Pachybrachis cephalicus c with faint reddish spots, Pachybrachis spumarius d black, Pachybrachis atomarius.

Figures 5.Chaetocnema kingpinensis. A Holotype, habitus B Pronotum C Head D Aedeagus, ventral and lateral view E Apical part of aedeagus, dorsal view F Vaginal palpi G Spermatheca H Tignum.

Figures 1–9.Paridea species. 1 Paridea (Semacia) houjayi sp. n., male, dorsal view 2 ditto, ventral view 3 ditto, lateral view 4 Paridea (Semacia) houjayi sp. n., female, dorsal view 5 ditto, lateral view 6 Paridea (Semacia) kaoi sp. n., male, dorsal view 7 ditto, ventral view 8 ditto, lateral view 9 Paridea (Semacia) kaoi sp. n., female, dorsal view.

Figures 15–18.Larva of Cephaloleia puncticollis. (Corcovado National Park, Costa Rica) 15 Head 16 Leg 17 Antenna 18 dorsal view of setae in the lateral margin.

Figures 12–14.Borinken elyunque: 12 median lobe of aedeagus, ventral, lateral and dorsal views 13 right elytron, lateral view 14 left elytron, ventral view.