ITWAMOL - Fig 121

Autor:

Robert Evans Snodgrass

Credit:

https://en.wikisource.org/wiki/Page:Insects_-_Their_Ways_and_Means_of_Living.djvu/246

Krótki link:

https://plwiki.pl/b/e932a

źródło:

Wikimedia Commons

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1198 x 908 Pixel (130936 Bytes)

Opis:

Fig. 121. The structure of the head and sucking beak of the adult cicada

A, the head in side view with the beak (Bk) in natural position B, the head of an immature adult: the mouth (Mth) opened exposing the roof (e) of the sucking pump (see fig. 122), and the tonguelike hypopharynx (Hphy); the parts of the beak separated, showing that it is composed of the labium (Lb), inclosing normally two pairs of long slender bristles (MdB, MxB, one of each pair shown)

a, bridge between base of mandibular plate (Md) and hypopharynx (Hpy); Aclp, anteclypeus; Ant, antenna; Bk, beak; Clp, clypeus; e, roof of mouth cavity, or sucking pump; Ge, gena (cheek plate); Hpy, hypopharynx; Lb, labium; Lm, labrum; Md, base of mandible; MdB, mandibular bristle; Mth, mouth; Mx; maxilla; MxB, maxillary bristle; NMb, neck membrane; O, ocelli

Licencja:

Public domain