A new canopy-dwelling species of the genus Alloscopus Börner (Collembola: Orchesellidae: Heteromurinae) from Mt. Makiling, Philippines Author Alviola, Marnelli S. 0000-0001-7515-6817 msalviola@up.edu.ph Author Lucañas, Cristian C. Museum of Natural History, University of the Philippines Los Baños, Laguna, Philippines. Author Lit, Ireneo L. 0000-0002-3566-0696 illit@up.edu.ph Author Soto-Adames, Felipe N. 0000-0002-9492-9691 felipe.soto-adames@freshfromflorida.com Author Jantarit, Sopark 0000-0001-8401-2946 fugthong_dajj@yahoo.com text Zootaxa 2024 2024-01-30 5405 2 281 295 http://dx.doi.org/10.11646/zootaxa.5405.2.8 journal article 287468 10.11646/zootaxa.5405.2.8 91a3e8e3-0da5-4e93-a007-973adfb92d18 1175-5326 10603474 E0F5B983-4CDB-4F14-B40E-0F2A3231F0BD

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
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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)