Larinus

Gosik, Rafał & Skuhrovec, Jiří, 2011, Descriptions of mature larvae and pupae of the genus Larinus (Coleoptera: Curculionidae, Lixinae), Zootaxa 3019, pp. 1-25 : 23

Key to the mature larvae of the genus Larinus

1. More than 40 setae on pronotum ( Fig. 23 ). Endocarina absent ( Figs. 15, 16 ).......... L. (s. str.) pollinis (Laicharting, 1781)

- Less than 15 setae on pronotum ( Figs. 9 , 37,51). Endocarina present ( Figs. 1, 2 , 29, 30 , 43, 44 )....................... 2

2. Abdominal segment I–VII without prs, only 5 pds, and 1 dpls ( Fig. 10 ). Spiracular area in meso- and metathoax with only one seta (ss) ( Fig. 9 )...................................................... L. (Larinomesius) obtusus Gyllenhal, 1835

- Abdominal segment I–VII 1 prs, 7 pds, 2 dpls and 2 vpls ( Figs. 38 , 52 ). Spiracular area in meso- and metathoax with three or four setae (ss) ( Figs. 37 , 51 )............................................................................. 3

3. Setae on thorax and abdomen long ( Figs. 37–39 ). Abdominal segment VIII with 2 dpls and 2 vpls ( Fig. 39 ). Spiracular area in meso- and metathoax with three setae (ss) ( Fig. 37 ). Des 4 close to des 3 ( Figs. 29, 30 )................................................................................................... L. (Phyllonomeus) sturnus (Schaller, 1783)

- Setae on thorax and abdomen relatively short ( Figs. 51–53 ). Abdominal segment VIII. with 1 dpls and 1 vpls ( Fig. 53 ). Spiracular area in meso- and metathoax with four setae (ss) ( Fig. 51 ). Des 4 close to des 5 ( Figs. 43, 44 )......................................................................................... L. (Phyllonomeus) turbinatus Gyllenhal, 1836

Figures

FIGURES 22 – 25. Larinus pollinis mature larva habitus: 22 — lateral view, 23 — lateral view of thoracic segments, 24 — lateral view of first abdominal segment, 25 — lateral view of abdominal segments VIII – X (prns — pronotal s., dpls — dorsopleural s., vpls — ventropleural s., prs — prodorsal s., pds — postdorsal s., pda — pedal s., as — alar s., ss — spiracular s., lsts — laterosternal s., msts — mesosternal s., sts — sternal s., ls — lateral s., ds — dorsal s.).

FIGURES 15 – 21. Larinus pollinis mature larva head, antenna and mouth parts: 15 — dorsal view, 16 — lateral view (des — dorsal epicranial s., fs — frontal s., les — lateral epicranial s., ves — ventral epicranial s., at — antenna, st — stemma), 17 — antenna, 18 (left side) — labrum and clypeus (cls — clypeal s., lrms — labral s.), 17 (right side) epipharynx (ams — anteromedial s., als — anterolateral s., mes — median s., lr — labral rods), 19 — right mandible (mds — mandible dorsal s.), 20 — right maxilla, dorsal view (dms — dorsally malae s., vms — ventrally malae s., mpxs — maxillary palps s., pfs — palpiferal s., stps — stipal s.), 21 — praelabium and postlabium, ventral aspect (plbs — prelabial s., pslbs — postlabial s., ligs — ligular s.).

FIGURES 8 – 11. Larinus obtusus mature larva habitus: 8 — lateral view, 9 — lateral view of thoracic segments, 10 — lateral view of abdominal segment II., 11 — lateral view of abdominal segments VIII – X (prns — pronotal s., dpls — dorsopleural s., vpls — ventropleural s., prs — prodorsal s., pds — postdorsal s., pda — pedal s., as — alar s., ss — spicular s., dls — dorsolateral s., lsts — laterosternal s., msts — mesosternal s., sts — sternal s., ls — lateral s., ds — dorsal s.).

FIGURES 1 – 7. Larinus obtusus mature larva head, antenna and mouth parts: 1 — dorsal view, 2 — lateral view (des — dorsal epicranial s., fs — frontal s., les — lateral epicranial s., ves — ventral epicranial s., at — antenna), 3 — antenna, 4 (left side) — labrum and clypeus (cls — clypeal s., lrms — labral s.), 4 (right side) epipharynx (ams — anteromedial s., als — anterolateral s., mes — median s., lr — labral rods), 5 — right mandible (mds — mandible dorsal s.), 6 — left maxilla, dorsal view (dms — dorsally malae s., vms — ventrally malae s., mxps — maxillary palps s., pfs — palpiferal s., stps — stipal s., mbs — malar basiventral s.), 7 — praelabium and postlabium, ventral aspect (plbs — prelabial s., pslbs — postlabial s., ligs — ligular s.).

FIGURES 29 – 35. Larinus sturnus mature larva head, antenna and mouth parts: 29 — dorsal view, 30 — lateral view (des — dorsal epicranial s., fs — frontal s., les — lateral epicranial s., ves — ventral epicranial s., at — antenna, st — stemma), 31 — antenna, 32 (left side) — labrum and clypeus (cls — clypeal s., lrms — labral s.), 32 (right side) epipharynx (ams — anteromedial s., als — anterolateral s., mes — median s., lr — labral rods), 33 — right mandible (mds — mandible dorsal s.), 34 — right maxilla, dorsal view (dms — dorsally malae s., vms — ventrally malae s., pfs — palpiferal s., stps — stipal s., mbs — malar basiventral s.), 35 — praelabium and postlabium, ventral aspect (plbs — prelabial s., pslbs — postlabial s., ligs — ligular s.).

FIGURES 43 – 49. Larinus turbinatus mature larva head, antenna and mouth parts: 43 — dorsal view, 44 — lateral view (des — dorsal epicranial s., fs — frontal s., les — lateral epicranial s., ves—ventral epicranial s., at — antenna, st — stemma), 45 — antenna, 46 (left side) — labrum and clypeus (cls — clypeal s., lrms — labral s.), 46 (right side) epipharynx (ams — anteromedial s., als — anterolateral s., lr — labral rods), 47 — right mandible (mds — mandible dorsal s.), 48 — left maxilla, dorsal view (dms — dorsally malae s., vms — ventrally malae s., mpxs — maxillary palps s., pfs — palpiferal s., stps — stipal s.), 49 — praelabium and postlabium, ventral aspect (plbs — prelabial s., pslbs — postlabial s., ligs — ligular s.).

FIGURES 36 – 39. Larinus sturnus mature larva habitus: 36 — lateral view, 37 — lateral view of thoracic segments, 38 — lateral view of first abdominal segment, 39 — lateral view of abdominal segments VIII – X (prns — pronotal s., dpls — dorsopleural s., vpls — ventropleural s., prs — prodorsal s., pds — postdorsal s., pda — pedal s., as — alar s., ss — spiracular s., dls — dorsolateral s., lsts — laterosternal s., msts — mesosternal s., sts — sternal s., ls — lateral s., ds — dorsal s.).

FIGURES 50 – 53. Larinus turbinatus mature larva habitus: 50 — lateral view, 51 — lateral view of thoracic segments, 52 — lateral view of first abdominal segment, 53 — lateral view of abdominal segments VIII – X (prns — pronotal s., dpls — dorsopleural s., vpls — ventropleural s., prs — prodorsal s., pds — postdorsal s., pda — pedal s., as — alar s., ss — spiracular s., dls — dorsolateral s., lsts — laterosternal s., msts — mesosternal s., sts — sternal s., ls — lateral s., ds — dorsal s.).