*SHOW ~ British Entomology - The families of Trichoptera. 18 May 2003. 
 
*ITEM DESCRIPTIONS 
 
# \i{}Beraeidae\i0{} Wallengr./
2<quite small to>,1/- 3,1 4,2 5<fairly>,1 6,1 7,2 8,5 9,5 11,2 13,2 15,4-6
16,2 17,2 18<not reliably interpretable, the neuration being unstable and
irregular> 19,2 21,1-2 23,2 24<not safely interpretable> 26,2 27,2 28,4 29,1
35,2 37,1 38,2 40,1 41,2 42,2 44,1 45,2 46,1 47,1 48,1 49<the hind tarsal claw
of the larva elongated, as long as the tarsus> 50,4 51<\i{}Beraea\i0{},
\i{}Bereodes\i0{}, \i{}Ernodes\i0{}> 52<beraeida> 
 
# \i{}Glossosomatidae\i0{} Ulmer/
4,1-2 5,1/2 7,1 8,5 9,5 15,5-10 17,1 18,5<all present> 21,2 23,1/2 24,3<only
2, 3 and 5 in \i{}Agapetus\i0{}>/4<1, 2, 3 and 5> 26,2 27,4 28,4 29,1<or at
least, bearing them: the cases in the form of simple saddles made of small
stones, covering only the middle portion of the body> 35,1
40,1<\i{}Agapetus\i0{}>/2 42,1<\i{}Agapetus\i0{}>/2 43<in
\i{}Agapetus\i0{},>,2 46,2 48,2 50,6 51<\i{}Agapetus\i0{},
\i{}Glossosoma\i0{}> 52<glossoso> 
 
# \i{}Hydropsychidae\i0{} Curtis/
4,2-3 6,1-2 7,2 8,5 9,5 10,1 11,1 12,2 15,7-12 17,1 18,5<i.e., 1, 2, 3, 4 and
5> 19,1 21,2-3 22,1/2 23,1 24,4<1, 2, 3 and 5> 26,2 27,2 28,4 29,2 30,1<the
wide net constructed adjacent to the entrance of the shelter> 35,1 40,1 41,1
42,1 43,1/2 46,2 48,2 49<if the larvae are mainly vegetarian (see Riek, 1970),
the function of the net is unclear> 50,10 51<\i{}Cheumatopsyche\i0{},
\i{}Diplectrona\i0{}, \i{}Hydropsyche\i0{}> 52<hydropsy> 
 
# \i{}Hydroptilidae\i0{} Stephens/
2,1 4,1-2<shorter in females than in males> 5,1 6,2 7,1/2<varying from genus
to genus> 8,5 9,5 10,1 11,2 12,2 13,3 14,1<the wings relatively long and
slender, generally with acute apices> 15,(1.5-)2.5-4(-4.5) 17,2 18,0-3<? - the
neuration often being hard to interpret>/3<with \i{}Agraylea\i0{} and
\i{}Allotrichia\i0{} exhibiting forks 1, 2, and 3> 21,1 23,2 24,0-3<? - the
neuration usually hard to interpret>/3<\i{}Allotrichia\i0{} having forks 2, 3
and 5>/4<\i{}Agraylea\i0{} with forks 1, 2, 3 and 5> 26,0 27,2/3 28,4 29,1<in
the last instar only, making a silken, transportable case sometimes with sand
or plant fragments attached>/5<in the first four instars> 33,1 35,1 40,1 42,1
43,2 46,2 48,2 50,29 51<\i{}Agraylea\i0{}, \i{}Allotrichia\i0{},
\i{}Hydroptila\i0{}, \i{}Ithytrichia\i0{}, \i{}Orthotrichia\i0{},
\i{}Oxyethira\i0{}, \i{}Oxytrichia\i0{}, \i{}Tricholeiochiton\i0{}>
52<hydropti> 
 
# \i{}Leptoceridae\i0{} Leach/
4,3 5<very>,2 6,1<rarely>/2<the first segment bulbous> 7,2 8,5 9,5 10,1 11<and
often the adjoining, fourth segment flexible but not articulated (Mosely and
Kimmins, 1953)> 13,3 15,(5.5-)7-13 16,2 17,1 18,2<males usually with 1 and
5>/3<some females with 1, 3 and 5, and \i{}Triaenodes\i0{} with 1, 2 and 5>
20<usually>,2 21,1-3<but always much shorter> 23,2 24,1<fork no. 1>/2<1 and 5>
26,0/1/2 27,2 28,2 29,1<the cases cylindrical, straight or slightly curved, of
plant debris and/or fine sand or gravel> 34,2<usually>/1<in \i{}Triaenodes
bicolor\i0{} only: in that species, the larva carries its long, slender case
through the water, swimming using its specially fringed and oar-like,
metathoracic legs> 35,2 37,2 38,2 40,1 41,1/2 42,2 44,2 45,1 46,1 47,1 48,1
50,31 51<\i{}Adicella\i0{}, \i{}Athripsodes\i0{}, \i{}Erotesis\i0{},
\i{}Leptocerus\i0{}, \i{}Mystacides\i0{}, \i{}Oecetis\i0{}, \i{}Setodes\i0{},
\i{}Triaenodes\i0{}> 52<leptocer> 
 
# \i{}Limnephilidae\i0{} Kol./
1<\i{}Limnophilidae\i0{}> 4,2<if shorter, only slightly so> 5<fairly>,1-2 7,1
8<scarcely pubescent,>,3<in males>/5<in females, similar in form in both
sexes> 9,3 10,1 11,2<at least in the female>/- 12,2 13,2 15,(7-)10-20(-25)
17,1 18,4<1, 2, 3 and 5> 21,3 23,1<usually>/2 24,4<1, 2, 3 and 5> 26,0/1
27,1-3 28,1-4 29,1<the cases varied, of sand, sticks, leaves, shells, or
mixtures> 35,2 38,1 40,1 41,1/2 42,1 43,5 46,1 47,2 48,1 49<in the aberrant
genus \i{}Eniocyla\i0{}, the female has only vestigial wings, and the larvae
live often far from water, in moss around tree roots> 50,54
51<\i{}Allogamus\i0{}, \i{}Anabolia\i0{}, \i{}Apatania\i0{},
\i{}Chaetopteryx\i0{}, \i{}Drusus\i0{}, \i{}Ecclisopteryx\i0{},
\i{}Eniocyla\i0{}, \i{}Glyphotaelius\i0{}, \i{}Halesus\i0{},
\i{}Grammotaulius\i0{}, \i{}Hydatophylax\i0{}, \i{}Ironoquia\i0{},
\i{}Limnephilus\i0{}, \i{}Melampophylax\i0{}, \i{}Mesophylax\i0{},
\i{}Potamophylax\i0{}, \i{}Rhadicoleptus\i0{}, \i{}Stenophylax\i0{}>
52<limnephi> 
 
# \i{}Molannidae\i0{} Wallengr./
4,2<to slightly longer> 5<rather>,1 7,2 8,5 9,5 11,2 14,2<the wings long and
very narrow, with rounded apices, the fore-wings densely pubescent> 15,10-15
17,2 18<not reliably interpretable, the neuration unconventional> 21,2 23,2
24<not reliably interpretable> 26,2 27,4 28,4 29,1 31,1 35,2 40,1 41,1<cf.
Hickins figure>/3<cf. his key!> 42,2 50,2 51<\i{}Molanna\i0{}> 52<molannid> 
 
# \i{}Odontoceridae\i0{} (Wallengr.) Ulmer/
7,2 8,5 9,5 11,2 13,3 15,13-18 17,1 18,2-4<males with forks 1 and 2 present
and the others irregular, females with forks 1, 2, 3 and 5 present> 20,1
21,2-3 23,2 24,1-4<neuration not reliably interpretable in males, the females
exhibiting forks 1, 2, 3 and 5> 26,2 27,4 28,4 29,1 32,1<before pupation, the
larva closes the front of the case with a stone> 35,2 40,1 41,2 42,1 43,3 46,1
47,1 48,1 49<the larvae are parasitized by the ichneumonid, \i{}Agriotypus
armatus\i0{} Curtis> 50,1 51<\i{}Odontocerum\i0{}> 52<odontoce> 
 
# \i{}Philopotamidae\i0{} Wallengr./
6,2 7,1 8,5 9,5 10,1 11,1<\i{}Chimarra marginata\i0{}>/2<?> 12,2 15,6-11 17,1
18,5<i.e., with forks 1, 2, 3, 4 and 5> 21,2 23,1 24,4<forks 1, 2, 3 and 5>
26,1/2 27,4 28,4 29,3/5 30,1 35,1 36,2 39,2 40,2 42,2 46,2 48,2 49<the larvae
whitish with a chestnut-coloured head> 50,5 51<\i{}Chimarra\i0{},
\i{}Philopotamus\i0{}, \i{}Wormaldia\i0{}> 52<philopot> 
 
# \i{}Phryganeidae\i0{} Burm./
4,2<if shorter, only slightly so> 7,1 8<scarcely pubescent,>,4<in males>/5<in
females, similar in form in both sexes> 9,4 10,1 11,2 15,10-27 17,1 18,4<1, 2,
3 and 5, in males and some females>/5<some females with 4 as well> 19,1 20,1
21,2-3 23,1 24,3<1, 2 and 5 in males and some females>/4<some females with 3
as well> 25,1 26,2 27,4 28,4 29,1 34,1<but not carried about by the larva, as
in \i{}Triaenodes bicolor\i0{}> 35,2 39,1 40,2 42,2 50,10
51<\i{}Agrypnetes\i0{}, \i{}Agrypnia\i0{}, \i{}Oligotricha\i0{},
\i{}Phryganea\i0{},\i{} Trichostegia\i0{}> 52<phrygane> 
 
# \i{}Polycentropidae\i0{} Ulmer/
4,1-2 5,1 7,2 8,5 9,5 10,1 11,1 12,1 15,6-13 16,1 17,1<this small>
18,4<\i{}Cyrnus\i0{} lacking no. 1>/5<mostly with all five present> 21,2 22,2
23,1/2 24,2<forks 2 and five only, in \i{}Holocentropus\i0{} and
\i{}Cyrnus\i0{}>/3<1, 2 and 5, in \i{}Plectrocnemia\i0{} and
\i{}Polycentropus\i0{}>/4<1, 2, 3 and 5 in \i{}Neureclipsis\i0{}> 26,3 27,4
28,4 29,5 30,1 35,1 36,1 39,2 40,2 42,2 49<the larvae greenish> 50,13
51<\i{}Cyrnus\i0{}, \i{}Holocentropus\i0{}, \i{}Neureclipsis\i0{},
\i{}Plectrocnemia\i0{}, \i{}Polycentropus\i0{}> 52<polycent> 
 
# \i{}Psychomyiidae\i0{} Kol./
4,1-2 6,2 7,2 8,5 9,5 10,1 11,1 12,1 15,(4-)5-8 17,1 18,4<2, 3, 4 and
5>/5<with 1 present as well in \i{}Economus\i0{}> 19,2<except in
\i{}Economus\i0{}> 21,1 23,2<except in \i{}Lype reducta\i0{}> 24,2<2 and
5>/3<2, 3 and 5> 26,2<nearly always>/3<only in \i{}Ecnomus tenellus\i0{}> 27,4
28,4 29,3<these often at least 4 cm long, with attached sand grains, mud,
etc., and attached to a stone or other support>/4<\i{}Ecnomus tenellus\i0{}
only> 35,1 36,1 39,2 40,1<\i{}Ecnomus\i0{}>/2 42,1<\i{}Ecnomus\i0{}>/2 43<in
\i{}Ecnomus\i0{},>,2 46,2 48,2 50,13 51<\i{}Ecnomus\i0{}, \i{}Lype\i0{},
\i{}Metalype\i0{}, \i{}Psychomyia\i0{}, \i{}Tinodes\i0{}> 52<psychomy> 
 
# \i{}Rhyacophilidae\i0{} Stephens/
4,1-2 5,2 6,2 7,1 8,5 9,5 10,1 11,2 15,(8-)10-15(-16) 17,2 18,5<i.e., with 1,
2, 3, 4 and 5> 21,2 23,2 24,4<with 1, 2, 3 and 5> 26,3 27,4 28,4 29,5 30,2
35,1 36,1 39,2 40,2 42,2 46,2 48,2 50,4 51<\i{}Rhyacophila\i0{}> 52<rhyacoph> 
 
# \i{}Sericostomatidae\i0{} McLach./
1<including \i{}Goeridae\i0{}> 4,2<to only slightly shorter> 5,1
6,1<usually>/2 7,2 8<usually very pubescent or pilose,>,(1-)2-3<in the males,
where they vary in form but are always upturned in front of the face>/5<in
females, in which unlike those ot the males they are conventional in form>
9,(1-)2-3 10,1/2 11,2<at least in the female>/- 13,1<Goerinae>/2 15,(6-)8-15
17,1 18,2<male \i{}Lepidostoma\i0{}, with only 1 and 3>/4<commonly, with 1, 2,
3 and 5>/5<female \i{}Brachycentrus\i0{} with 4 as well> 21,2 23,1/2 24,1<only
fork no. 1 in \i{}Lepidostoma\i0{}>/2<1 and 5, in male
\i{}Brachycentrus\i0{}>/3<commonly, with 1, 2 and 5>/4<\i{}Goera\i0{} and
female \i{}Brachycentrus\i0{} with 1, 2, 3 and 5> 26,2 27,2/4<Goerinae>
28,3<\i{}Brachycentrus\i0{}>/4 29,1<the cases of sand or stones> 35,2 40,1
41,1/2/3/4<\i{}Silo\i0{}> 42,1/2 43<when sclerotized,>,4/5 45,2 46,1
47,1<these sometimes very pale> 48,1 49<the larvae of \i{}Goera\i0{} and
\i{}Silo\i0{} are parasitized by the ichneumonid, \i{}Agriotypus armatus\i0{}
Curtis> 50,10 51<\i{}Brachycentrus\i0{}, \i{}Crunoecia\i0{}, \i{}Goera\i0{},
\i{}Lasiocephala\i0{}, \i{}Lepidostoma\i0{},\i{} Notidobia\i0{},
\i{}Sericostoma\i0{}, \i{}Silo\i0{}> 52<sericost> 
