Identification file

Identification file

Rhodobium porosum (Sanderson, 1900)

1.2-2.5 mm

Apterous: yellowish to greenish yellow
Forehead sinuate with a strong medial tubercle (1)
Antennae ringed at segmental sutures (2), antennal segment III with a dozen aligned rhinaria
Abdomen without pigmentation (3)
Cornicles ochre-toned, straight and long with tip often rather darker brown (4)
Cauda elongate (5)

Rhodobium porosum : fiche d'identification

Rhodobium porosum © Encyclop'Aphid

Alate: yellowish to greenish yellow or ochre with antennae dark
Forehead sinuate with medial tubercle well developed (6)
Antennae dark, same length as body (7), segment III bearing 14-16 rhinaria, 8-10  on IV, 0 on V
Abdomen with marginal sclerites well marked (8), dorsal patch diffuse or absent
Cornicles straight and pigmented (9)
Cauda elongate (10)
Legs with patellae and tarsi dark
Wing with anal vein distinct (11)

Species file

Modification date : 07 February 2023 | Publication date : 01 March 2016 | Redactor : Evelyne Turpeau, Maurice Hullé, Bernard Chaubet