Mesostigmata (Monogynaspida)—Key feature pages

Macrosetae

Setae that are larger than usual are often referred to as macrosetae. The presence of macrosetae and their location is especially important in the taxonomy of Phytoseiidae.

Feature pages

• Ventral shields
• Dorsal shield—number and form
• Dorsal shield—variations
• Dorsal shield—setation
• Podonotal seta r1
• Scleronoduli
• Large idiosomal gland openings
• Cheliceral form
• Cheliceral dentition
• Processes on fixed digit
• Processes on movable digit
• Pilus dentilis: 'hair of the teeth'
• Corniculi (external malae)
• Deutosternal gutter (subcapitular gutter or groove)
• Hypostomal setal alignment
• Tritosternal laciniae
• Tritosternal base
• Tectum (epistome, gnathotectum)
• Palps—segmentation
• Palpgenu setation
• Palp apotele
• Peritrematal anomalies
• Setae on sternal shield(s) in adult female
• Sternal shield form in adult female
• Metasternal setae in adult female
• Genital (epigynal) shield setation
• Sperm access system
• Ventral shields
• Genital (epigynal) shield shape
• Pedofossae (fovae pedales)
• Body coverings
• Inguinal pore plate with glands (gv2)
• Shield with anal opening
• Anal valves
• Anal setae
• Tarsus I (pretarsus, sensory setae)
• Apicotarsus on tarsus I
• Spurs or tubercles on legs
• Tibia I ventral setation
• Tibia I dorsal setation
• Genu I dorsal and ventral setation
• Trochanter I setation
• Genu IV dorsal setation
• av4/pv4 on tarsus IV
• Deep pits or fossae in dorsal shields
• Moustache-like internal malae
• Levator tendon of the chelicera
• R-series setae
• Setal form
• Insect hosts
• Hosts—vertebrates
• Hosts—vegetation and fungi
• Macrosetae
• Presternal platelets
• Coxa IV setation
• Anal pedicel
• Body shape (idiosoma)