''Agulla'' is a genus of modern
snakeflies
Snakeflies are a group of predatory insects comprising the order Raphidioptera with two extant families: Raphidiidae and Inocelliidae, consisting of roughly 260 species. In the past, the group had a much wider distribution than it does now; snak ...
in the family
Raphidiidae
''Raphidiidae'' is a family of snakeflies in the order Raphidioptera.
Genera
Raphidiidae are divided in 28 genera with about 210 species
*'' Africoraphidia''
*'' Agulla'' Navas 1914
*'' Alena'' Navas 1916
*'' Atlantoraphidia''
*'' Calabroraphi ...
.
''Agulla'' species are
predator
Predation is a biological interaction where one organism, the predator, kills and eats another organism, its prey. It is one of a family of common feeding behaviours that includes parasitism and micropredation (which usually do not kill ...
y, both as adults and
larva
A larva (; plural larvae ) is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle.
Th ...
e. They occur in
North America in
British Columbia
British Columbia (commonly abbreviated as BC) is the westernmost Provinces and territories of Canada, province of Canada, situated between the Pacific Ocean and the Rocky Mountains. It has a diverse geography, with rugged landscapes that include ...
[Scudder,
G., & R. Cannings. 2008]
Checklist of the Raphidioptera (Snakeflies) of British Columbia
and in the
Western United States
The Western United States (also called the American West, the Far West, and the West) is the region comprising the westernmost states of the United States. As American settlement in the U.S. expanded westward, the meaning of the term ''the Wes ...
, namely in the
Rocky Mountains
The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico in ...
and westward, including the southwestern
deserts.
Systematics
At present 31 living and two extinct species of ''Agulla'' are known from North America. The species are divided into four subgenera, with the two extinct (†) species left unplaced in the genus.
*''Agulla''
**Subgenus ''Agulla''
*** ''
A. (A.) arazonia''
(Banks)
*** ''
A. (A.) amaudi''
(Aspöck)
*** ''
A. (A.) assimilis''
(Albarda)
*** ''
A. (A.) astuta''
(Banks)
*** ''
A. (A.) barri''
(Aspöck)
*** ''
A. (A.) bicolor''
(Albarda)
*** ''
A. (A.) bractea''
Carpenter
*** ''
A. (A.) crotchi''
(Banks)
*** ''
A. (A.) faulkneri''
Aspöck
*** ''
A. (A.) flexa''
Carpenter
*** ''
A. (A.) herbsti''
(Ebsen-Peterson
*** ''
A. (A.) Agulla nixa''
**Subgenus ''Galavia''
*** ''
A. (G.) adnixa''
(Hagen)
*** ''
A. (G.) modesta''
Carpenter
*** ''
A. (G.) paramerica''
Aspöck
*** ''
A. (G.) unicolor''
Carpenter
**Subgenus ''Franciscoraphidia''
*** ''
A. (F.) directa''
Carpenter
**Subgenus ''Californoraphidia''
*** ''
A. (C.) nigrinotum''
Woglum & McGregor
**Subgenus ''incertae sedis''
*** †''
A. mineralensis'' (
Miocene
The Miocene ( ) is the first geological epoch of the Neogene Period and extends from about (Ma). The Miocene was named by Scottish geologist Charles Lyell; the name comes from the Greek words (', "less") and (', "new") and means "less recent" ...
, Stewart Valley, Nevada, USA)
*** †''
A. protomaculata'' (
Lutetian
The Lutetian is, in the geologic timescale, a stage (stratigraphy), stage or age (geology), age in the Eocene. It spans the time between . The Lutetian is preceded by the Ypresian and is followed by the Bartonian. Together with the Bartonian it ...
,
Green River Formation
The Green River Formation is an Eocene geologic formation that records the sedimentation in a group of intermountain lakes in three basins along the present-day Green River in Colorado, Wyoming, and Utah. The sediments are deposited in very fine ...
, Colorado, USA)
References
Raphidioptera
Insects of North America
Taxa named by Anton Handlirsch
Insect genera
{{Raphidioptera-stub