- Sternorrhyncha
Taxobox
name = Aphids, Whiteflies, Scales, etc
regnum =Animal ia
phylum =Arthropod a
classis =Insect a
ordo =Hemiptera
subordo = Sternorrhyncha
subdivision_ranks = Superfamilies
subdivision =Aleyrodoidea Aphidoidea Coccoidea Phylloxeroidea Psylloidea The Sternorrhyncha is the suborder of the
Hemiptera which contains theaphid s, whiteflies, andscale insect s, groups which were traditionally included in the order Homoptera. "Sternorrhyncha" refers to the rearward position of the mouthparts relative to the head. Distributed worldwide, all members of this group are plant-feeders, and many are major crop and ornamental pests. Many exhibit modified morphology and/or life cycles, including phenomena such as flightless morphs,parthenogenesis ,sexual dimorphism , and eveneusociality .Well-known groups in the Sternorrhyncha include:
*
aphid s - (Aphididae and allied families)
* woolly and gall-making aphids (Eriosomatinae ,Pemphigidae )
* pine and spruce aphids (Adelgidae , Chermesidae)
* phylloxerans (Phylloxeridae , including Vine Phylloxera)
* whiteflies - (Aleyrodidae)
* jumping plant lice - (Psyllidae and allied families)
* Superfamily Coccoidea (scale insect s)
** cottony cushion scales, giant coccids, and ground pearls (Margarodidae )
**armored scale (Diaspididae)
**cochineal (Dactylopiidae)
**lac scale s (Kerriidae, Lacciferidae)
**soft scale s (Coccidae)
**pit scale s (Asterolecaniidae)
**mealybug s (Pseudococcidae)
**felted scale s (Eriococcidae)
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