''Rhyacionia logaea,'' the Elgin shoot moth (Swedish Cilierad tallvecklare), is a species of
moth belonging to the family
Tortricidae. It was previously considered a subspecies of ''
Rhyacionia duplana'', the summer shoot moth. It is now considered the sister species of ''R. duplana''.
Its discovery is attributed to English
entomologist
Entomology () is the scientific study of insects, a branch of zoology. In the past the term "insect" was less specific, and historically the definition of entomology would also include the study of animals in other arthropod groups, such as arach ...
John Hartley Durrant
John Hartley Durrant (10 January 1863 in Hitchin – 18 January 1928 in Putney) was an England, English entomologist who specialised in Lepidoptera.
Durrant was an authority on Biological nomenclature, nomenclature. He was Thomas de Grey, 6th ...
,
F.E.S., who contributed his findings of the species ''R. logaea'' and ''R. duplana'' to the
Trustees of the British Museum
The Board of Trustees of the British Museum comprises up to 25 members. One trustee is appointed by The Crown, 15 are appointed by the Prime Minister and five appointed by the trustees. Four trustees are appointed by the Secretary of State for ...
in 1911. The Elgin shoot moth is considered to be a
micro-moth.
Description
The Elgin shoot moth has an approximate length of 9 mm (0.35 inches) and a wingspan ranging from of 14 – 18 mm (0.55 - 0.71 inches), with an average wingspan of 16 mm (0.63 inches). Its
thorax is dark with ashy spots.
Its
forewings are long and pointed, with nearly straight
costa whose
inferior
Inferior may refer to:
* Inferiority complex
* An Anatomical terms of location#Superior and inferior, anatomical term of location
* Inferior angle of the scapula, in the human skeleton
*Inferior (book), ''Inferior'' (book), by Angela Saini
* ''The ...
is oblique to its thorax, and are dark with white-tipped scales, and ashy
fascia
A fascia (; plural fasciae or fascias; adjective fascial; from Latin: "band") is a band or sheet of connective tissue, primarily collagen, beneath the skin that attaches to, stabilizes, encloses, and separates muscles and other internal organs. ...
e that appear rusty near the
superior
Superior may refer to:
*Superior (hierarchy), something which is higher in a hierarchical structure of any kind
Places
*Superior (proposed U.S. state), an unsuccessful proposal for the Upper Peninsula of Michigan to form a separate state
*Lake ...
and inferior, but not near the corners. Its
hindwings
Insect wings are adult outgrowths of the insect exoskeleton that enable insects to fly. They are found on the second and third thoracic segments (the mesothorax and metathorax), and the two pairs are often referred to as the forewings and hindw ...
may share the same dark base colouration as the forewings or may be lighter, but have pale, long cilia, and their bases are divided by a darker line.
Male
antennae are