Hydropsyche undetermined
Creators: name: Bemmoussat-Dekkak, Soumya
name: Abdellaoui-Hassaine, Karima
name: Zamora-Muñoz, Carmen
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Trichoptera
Hydropsychidae
Hydropsyche
Hydropsyche undetermined

description: Key for Mature Larvae of Hydropsyche Species of the Maghreb
1 Gills absent on abdominal segment VII.................................................................... 2
- Gills present on abdominal segment VII................................................................... 6
2 Frontoclypeal apotome narrow, almost triangular (width at midlength ~0.8X width of anterior edge) (Fig. 2A); prosternites pigmented (Fig. 3A); lateral parts of submentum short and wide (Fig. 4A); head and pronotum dark and frontoclypeal apotome with pair of light anterolateral spots (Fig. 5A)....................................................... H. obscura
- Frontoclypeal apotome wide, ogival to subpentagonal (width at midlength subequal to width of anterior edge) (Fig. 2B; without combination of other characteristics....................................................................... 3
3 Frontoclypeal apotome with light aboral V-shaped spot narrowly connected with anterolateral spots (Figs 5B, 5C)........ 4
- Frontoclypeal apotome with blurred light aboral spot not joined with anterolateral spots (Fig. 5D).............. H. fezana
4 Frontoclypeal apotome with thick, dark median spot not bifurcate anteriorly (Fig. 5B).............................. 5
- Frontoclypeal apotome with thick, dark median spot bifurcate anteriorly (Y-shaped) (Fig. 5C).......... H. siltalai morph 2
5 Frontoclypeal apotome with light oral spot (Fig. 5B)........................................... H. siltalai morph 1
- Frontoclypeal apotome without light oral spot (Allaya 2003: table 1)...................................... H. morla
6 Anterior edge of frontoclypeal apotome straight (Figs 2A, 2B)................................................. 7
- Anterior edge of frontoclypeal apotome convex (Figs 2C, 2D)................................................ 10
7 Frontoclypeal apotome narrow, almost triangular (width at midlength ~0.8X width of anterior edge) (Fig. 2A); pronotum and mesonotum usually uniformly coloured (Fig. 8B); if with dark longitudinal band on pronotum, never joining with transversal band on anterior edge (Zamora-Muñoz et al. 1995: Fig. 9E).................................................... 8
- Frontoclypeal apotome wide, ogival to subpentagonal, width at midlength subequal to width of anterior edge (Fig. 2B), pronotum and mesonotum with dark longitudinal band in centre (Fig. 8A), on pronotum this band usually joining with transverse band on anterior edge (Fig. 7A: a2), prosternites rectangular, pigmented (Fig. 3A).................................. H. lobata
8 Frontoclypeal apotome with light, Y-shaped aboral mark; oral light spot and anterolateral light spots not joined (Allaya 2003: table 1)....................................................................................... H. artax
- Frontoclypeal apotome with light, V-shaped aboral mark; oral light spot and anterolateral light spots joined or not........ 9
9 Head light brown, with two broad light areas in posterolateral regions (Fig. 6A: a1), with or without narrow longitudinal dark band on either side of coronal suture (Fig. 6A: a2); frontoclypeal apotome with oral and anterolateral light spots joined (Fig. 6A); posterior prosternites with dark medial regions sub-square (Fig. 3C).............................. H. pellucidula
- Head very dark, with two narrow light areas in posterolateral regions (Fig. 6C: c1), with wide longitudinal dark band on either side of coronal suture (Fig. 6C: c2); frontoclypeal apotome with oral and anterolateral light spots not joined (Fig. 6C); posterior prosternites with dark medial regions rectangular (Fig. 3A)..................................... H. iberomaroccana
10 Head in dorsal view with brownish areas of granular appearance on lateral sclerites (Fig. 5E, 5F); frontoclypeal apotome narrow, almost triangular (Fig. 2C; 5E)................................................................... 11
- Head in dorsal view without brownish area of granular appearance on lateral sclerites (Fig. 5F), frontoclypeal apotome with light oral and anterolateral spots joined, two horizontal and symmetrical ovoid black spots present in anterior half of apotome (Allaya 2003: table 1)........................................................................... H. punica
11 Anterior edge of frontoclypeal apotome slightly convex and symmetrical (Figs. 2C, 5E); posterior prosternites pigmented (Fig. 3A); submentum homogeneously brown (Fig. 7B)................................................ H. maroccana
- Anterior edge of frontoclypeal apotome deeply convex and asymmetrical (Figs. 2D, 5F); posterior prosternites uniformly pale (Fig. 3B); submentum pale posteriorly (Fig. 7C)................................................... H. resmineda
description: Published as part of Bemmoussat-Dekkak, Soumya, Abdellaoui-Hassaine, Karima & Zamora-Muñoz, Carmen, 2021, Checklist and key for identification of larvae of Hydropsyche species (Hydropsychidae, Trichoptera) of the Maghreb, pp. 233-248 in Zootaxa 5052 (2) on pages 238-243, DOI: 10.11646/zootaxa.5052.2.4, http://zenodo.org/record/5568643