Habronyx

Förster, 1869

Habronyx is a of in the . are approximately 30 mm in length. in this genus are internal parasitoids of Lepidopteran , with females laying inside using their . The genus contains over 50 described species distributed across Europe, Australia, and the Americas.

Habronyx severini by the Smithsonian. Used under a CC0 license.Habronyx severini by the Smithsonian. Used under a CC0 license.Habronyx severini by the Smithsonian. Used under a CC0 license.

Pronunciation

How to pronounce Habronyx: /hæbroʊnɪks/

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Identification

Males can be distinguished from some related by the spined ; certain other genera possess a smooth aedeagus. -level identification requires examination of morphological characters not detailed in available sources.

Images

Appearance

of most are approximately 30 mm in length. Like all , males possess consisting of a capsule formed by two gonosquamae. The membranous part of the bears small , a feature shared with several related .

Distribution

Recorded from Europe, Australia, and North and South America. The has been documented in Peru and Ecuador, representing new country records. Absent from the Afrotropical realm. GBIF records confirm presence in Denmark, Norway, and Sweden.

Host Associations

  • Paracles tapina (Erebidae: Arctiinae) - Reared from this for H. (Habronyx) nigrofasciata; first documented host record for the in the region

Life Cycle

consist of an equatorial disc and stalk, thought to function in attachment to the 's . develop internally within the host, consuming it from the inside, and emerge as from the deceased caterpillar.

Behavior

Females pierce Lepidopteran with their to internally.

Ecological Role

Internal of Lepidopteran . Functions as a agent of .

Similar Taxa

  • Other Anomaloninae genera with smooth aedeagusHabronyx males possess on the membranous part of the , distinguishing them from with smooth aedeagus

More Details

Egg morphology

The distinctive shape—equatorial disc with stalk—is considered an for attachment within the .

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Sources and further reading