Endothenia

Stephens, 1852

Endothenias

Species Guides

Endothenia is a of tortricid moths in the Olethreutinae, containing approximately 50 described distributed across the Holarctic region. The genus includes small to medium-sized with varied wing patterns. At least one species, E. daeckeana, has been documented as a specialized seed inhabiting the ovaries of the northern pitcher plant Sarracenia purpurea. Other species have been recorded from northern Europe, including Finland, Sweden, and Norway, with some exhibiting discontinuous distributions.

Endothenia kiyosatoensis by the Smithsonian. Used under a CC0 license.

Endothenia microptera by the Smithsonian. Used under a CC0 license.

Pronunciation

How to pronounce Endothenia: /ˌɛn.doʊˈθiː.ni.ə/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Images

Distribution

Recorded from Denmark, Norway, Sweden, and Vermont (USA). Specific show discontinuous distributions: E. marginana occurs in Finland, Sweden, and East Karelia; E. oblongana is distributed across Nordic countries including Finland.

Host Associations

Sarracenia purpurea - primary plantDocumented for E. daeckeana; larvae inhabit ovaries and feed on carpel tissue
Scambus spp. - Ichneumonidae ; 25% larval rate documented for E. daeckeana
Glypta sp. - Ichneumonidae ; 25% larval rate documented for E. daeckeana
Trichogramma ? semifumatum - Trichogrammatidae ; ~1.7% documented for E. daeckeana
Acremonium strictum - associated fungusColonizes uninfested carpels of pitcher plants bearing E. daeckeana larvae, binding seeds into hard masses

Similar Taxa

EucosmaBoth are Olethreutinae with similar size range and wing patterns; Endothenia typically lacks the strongly developed ocellus found in many Eucosma
OlethreutesOlethreutinae with overlapping distribution; Endothenia generally have more uniform forewing coloration without the contrasting bands typical of many Olethreutes