Published January 30, 2024
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TABLE 1 in A new canopy-dwelling species of the genus Alloscopus Börner (Collembola: Orchesellidae: Heteromurinae) from Mt. Makiling, Philippines
Authors/Creators
- 1. Museum of Natural History, University of the Philippines Los Baños, Laguna, Philippines.
Description
TABLE 1. Morphological comparison between the eight blind Alloscopus species.
| Characters/species | A. arborealis sp.nov. | A. bannaensis | A. deharvengi | A. liuae | A. namtip | A. tetracanthus | A. thailandensis | A. whitteni |
|---|---|---|---|---|---|---|---|---|
| Body length | 0.91–1.51 | 3 | 1.4 | 1.6 | 1.6 | 1.6 | 1.7 | 1.7 |
| Ant./head | 1.1–1.8 | 2.2 | ? | 1.65 | 2 | 2.2 | ? | 1.5 |
| Eye patch | absent | present | absent | present | dark red | absent to reddish brown | dark red | dark red |
| Pigmentation | absent | orange pigments | absent | absent or with light pigment on eye patch | absent | absent | ? | orange dots |
| Ant. IV apical pin chaeta | absent | present | present | present | absent | present or absent | present | absent |
| PAO shape | irregular | overlapping | irregular | semidivided | semidivided | semidivided | oval | semidivided |
| Head chaetotaxy | ||||||||
| An | 7 | 8 | 5? | 8(7) | 9 | ? | 3? | 8 |
| A | 5 (A0, A2–A5) | 5 (A0, A2–A3, A5–A6) | 5 (A0, A2–A5) | 5 (A0, A2–A3, A5–A6) | 4 (A0, A2–A4) | 4 (A0, A2–A4) | 5 (A0, A2–A5) | 5 (A0, A2–A5) |
| M | 1 (M1) | 3 (M1–M3) | 3 (M1–M3) | 3 (M1–M3) | 3 (M1–M3) | 3 (M1–M3) | 3 (M1–M3) | 3 (M1–M3) |
| S | 7 (S0–S1, S3 to S6, S6i) | 7 (S0, S1, S3–S5, S6i, S6) | 7 (S0, S1–S6, S6i) | 7 (S0, S1, S3 to S6, S6i) | 7 (S0, S1–S6, S6i) | 7 (S0, S1–S6, S6i) | 7 (S0, S1–S6, S6i) | 7 (S0, S1–S6, S6i) |
| Labial basis | M1m2_e l1l2 | M1m2el1l2 | M1m2?eL1(l1)l2 | ? | M1m2rEl1(l2) | M1(m1)m2rel1l2 | M1m2?el1l2 | M1m2rel1(l2) |
| Chaetae of PLQ | weakly serrated | smooth | smooth | smooth | weakly serrated | ? | smooth | weakly serrated |
| Guards of labial papilla E | 5 | 5 | 4 | 5 | 5 | ? | 3 | 5 |
| Spiniform labral papillae | 4 | 4 | 4 | 4 | 2 | 4 | 2 | 4 |
| Th. II chaetotaxy (total mac) | 13+13 | 12+12 | 12+12 | 12+12 | 11+11 | 9–10+9–10 | 12+12 | 10+10 |
| central mac | 6+6 (a5, m1–2, m4, m4i, m4p) | 6+6 (a5, m1–2, m4, m4p, m4i) | 6+6 (a5, m1–2, m4, m4p, m4i) | 6+6 (a5, m1–2, m4, m4p, m4i | 6+6 (a5, m2, m2i, m4, m4p, m4i) | 4–5+4–5 (a5, m2, m4, (m4p), m4i) | 6+6 (a5, m2, m2i, m4, m4p, m4i) | 5+5 (a5, m2, m4, m4p, m4i) |
| posterior mac | 7+7 (p1–3, p5, 1p, 2a, 3p) | 6+6 (p1–p3, p5, 1p, 1p2, p2e) | 6+6 (p1–3, p5, 1p, p2e) | 6+6 (p1–p3, p5, 1p, 1p2, p2e | 5+5 (p1–3, p2e, p5) | 4–5+4–5 (p1–2, (p3), p4–5) | 6+6 (p1–2, p4–6, 1p) | 5+5 (p1–3, p2e, p5) |
| Th. III chaetotaxy (total mac) | 8+8 | 8+8 | 6+6? | 7+7 | 7+7 | 6+6? | 7+7 | 7+7 |
| central mac | 7+7 (p1–3, p1a, a4–5, and unnamed mac) | 6+6 (p1–3, p1a, a4–5) | 6+6 (p1–3, p1a, a4–5) | 6+6 (p1–3, p1a, a4–5) | 6+6 (p1–3, p1a, a4–5) | 6+6 (p1–3, p1a, a4–5) | 6+6 (p1–3, p1a, a4–5) | 6+6 (p1–3, p1a, a4–5) |
| lateral mac | 1+1 (a6) | 2+2 (a6, m6) | ? | 1+1 (a6) | 1+1 (a6) | ? | 1+1 (a6) | 1+1 (a6) |
| Lateral mac on Abd. III | 1(pm6) | 2(pm6, p6) | 2(pm6, p6) | 1(pm6 | 2(pm6, p6) | 2(pm6, p6) | 2(pm6, p6) | 2(pm6, p6) |
| Abd. IV chaetotaxy (total mac) | 6+6 | 7+7 | ? | 5+5 | 6+6 | ? | ? | 6+6 |
| central mac | 2+2 (A6, B5) | 2+2 (A6. B5) | 2+2 (?) | 2+2 (A6, B5) | 2+2 (A6, B5) | 2+2 (A6, B5) | 2+2 (?) | 2+2 (A6, B5) |
| lateral mac | 4+4 (E1, E3, F3, Ee10) | 5+5 (E3–E4, F1–F3) | ? | 3+3 (E3, F1, F3) | 4+4 (E1, E3–4, Ee) | ? | ? | 4+4 (E1, E3–4, Ee) |
| Tergal ms (from Th. II–Abd. V) | 1,0,0,0,1,0,0 | 1,0,1,0,1,0,0 | ? | 1,0,1,0,1,0,0 | 1,0,1,0,1,0,0 | ? | ? | 1,0,1,0,1,0,0 |
| Tergal sens (from Th. II–Abd. V, elongated ones not included) | 2,2,1,3,3,4, 3 | 2,2,1,3,3,3 | ? | 2,2,1,3,3,3 | 2,2,1,3,3,3 | ? | ? | 2,2,1,3,3,3 |
| Ungual inner unpaired teeth | 0 | 0 | 0 | 1 | 1-2 | 0 | 1–2 | 0 |
| Smooth chaetae on tibiotarsi I-III | absent | absent | present | present | absent | present | absent | present |
| Smooth chaetae on trochanteral organ | 19–22 | 19–32 | 17 | 13–18 | 25–32 | 15 | 15 | 12–20 |
| Ventral tube chaetae | ||||||||
| anterior face | 6–7+6–7 (4c, 2–3se) | 8–11 | ? | 6–9 | 9+9 | 8+8 | ? | 7–9+7–9 |
| posterior face | 4–5 + 4–5 (2c, 2–3se) | many | ? | 11–17s | 23 (20c, 3s) | 16 | ? | 12s |
| lateral flap | 7+7 | 13–16 | ? | 9–15 | 12+12 | ? | ? | 11–12+11–12 |
| Smooth chaetae on manubrium | 4+4 | 3+3 | 4+4 | 4+4 | 4+4 | 3+3 | 4+4 | 4+4 |
| Smooth chaetae on lateral anal valves | 0 | 0 | 2 | 1 | 0 | 2-3 | 0 | 3 |
| Number of spines on dens | 5–8 | 5–6 | 3–5 | 3–5 | 4–6 | 4–7 | 3–6 | 4–6 |
| Ecology | canopy and forest floor | litter or on leaves of forest floor | humus and mosses | litter | cave | leaf litter, forests, tea field | leaf litter, soil, roots, tree bark | cave |
| Australia, India, Thailand, | ||||||||
| Distribution | Philippines | China | Papua New Guinea | China | Thailand | Malaysia, Singapore, Indonesia,, Papua New Guinea and Micronesia | Thailand | Thailand |
| Börner (1906); Mari-Mutt (1977, | ||||||||
| Sources | This paper | Zhang et al. (2020) | Mari-Mutt (1985b); Cipola et al. (2016) | Zhang et al. (2020) | Jantarit & Sangsiri (2020) | 1982); Prabhoo (1971); Yoshii & Suhardjono (1989); Cipola et al. (2016) | Mari-Mutt (1985b); Cipola et al. (2016) | Jantarit & Sangsiri (2020) |
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Notes
Published as part of Alviola, Marnelli S., Lucañas, Cristian C., Lit, Ireneo L., Soto-Adames, Felipe N. & Jantarit, Sopark, 2024, A new canopy-dwelling species of the genus Alloscopus Börner (Collembola: Orchesellidae: Heteromurinae) from Mt. Makiling, Philippines, pp. 290-292 in Zootaxa 5405 (2) on page 290, DOI: 10.11646/zootaxa.5405.2.8, http://zenodo.org/record/10603474
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Additional details
Identifiers
References
- Borner, C. (1906) Das System der Collembolen nebst Beschreibung neuer Collembolen des Hamburger Naturhistorischen Museums. Mitteilungen aus den Naturhistorischen Museum in Hamburg, 23, 147 - 188.
- Mari-Mutt, J. A. (1977) The taxonomic status of Alloscopus and redescription of its two species. The Pan-Pacific Entomologist, 53 (4), 241 - 249.
- Zhang, F., Cipola, N. G., Pan, Z. X. & Ding, Y. (2020) New insight into the systematics of Heteromurini (Collembola: Entomobryidae: Heteromurinae) with special reference to Alloscopus and Sinodicranocentrus gen. n. Arthropod Systematics and Phylogeny, 78 (1), 1 - 16. https: // doi. org / 10.26049 / ASP 78 - 1 - 2020 - 01
- Mari-Mutt, J. A. (1985 b) Three new species of Heteromurus (Alloscopus) and descriptive notes for species of the subgenus (Collembola: Entomobryidae). The Florida Entomologist, 68 (2), 335 - 346. https: // doi. org / 10.2307 / 3494370
- Cipola, N. G., Oliveira, F. G., Morais, J. W. & Bellini, B. C. (2016) The Heteromurini Absolon & Ksenemann (Collembola, Entomobryidae): a review of the genera status and diagnoses, keys for species of Alloscopus Borner and Heteromurtrella Mari Mutt and description of a new species. Zootaxa, 4084 (2), 151 - 186. https: // doi. org / 10.11646 / zootaxa. 4084.2.1
- Jantarit, S. & Sangsiri, T. (2020) Two new species of Alloscopus from caves in Thailand, with a key to world species of the genus (Hexapoda: Collembola). Raffles Bulletin of Zoology, 35, 48 - 60.
- Prabhoo, N. R. (1971) Soil and litter Collembola of South India I-Arthropleona. Oriental Insects, 5 (1), 1 - 46. https: // doi. org / 10.1080 / 00305316.1971.10433988