Salina serrana, Oliveira¹ & Cipola² & Almeida¹, 2020

Oliveira, Fábio G. L., Cipola, Nikolas G. & Almeida, Eduardo A. B., 2020, Systematics and biogeography of Salina MacGillivray (Collembola: Entomobryoidea), with emphasis on the species groups in the New World, Insect Systematics & Evolution 51, pp. 81-138 : 121-122

Salina serrana sp.n. Oliveira & Cipola

Figures 9G , 10G , 11G , 12G , 13G , 14C and F , 15F , 16G , 18D , 19I

ZooBank: http://zoobank.org/ D6E2DA0B-EE0C-4C43-A154-66948CFD2EE5

Diagnosis

Body and legs with blue spots; Ant I with 7 mac; cephalic groove with smooth and ciliate chaetae; Th II–Abd I with 1, 2, 2 central mac, respectively; Abd III with 2 lateral mac (pm6, p6); Abd IV with 10 central mac (A3, A4 and A5 present, A3p sometimes absent) and 10 lateral mac; collophore with 13 anterior, 4 posterior and 20 lateral flap chaetae; trochanteral organ with 13 spine-like chaetae; manubrial plate with 2 chaetae.

Type material

Holotype ♂ on slide (COLLE 046/INPA): Brazil, São Paulo, São Luiz do Paraitinga municipality, State Park of “Serra do Mar”, 23°19’27.1”S, 45°05’38.4”W, Atlantic Forest , 1012 m, 22.ix.2010, Malaise-trap, NW Perioto & team coll . Paratypes on slides (COLLE 046A-E/INPA): 5 ♀ and 11 in alcohol, same data as holotype .

Additional examined material

1 ♀ on slide and 19 specimens in alcohol (INPA): Brazil, São Paulo, São Paulo municipality, fragment of “Instituto Butantan”, 23°33’59”S, 46°43’15”W, Atlantic forest , 776m, x.2010 - iv.2011, Pitfall-trap in tree, JL Chavari coll. 2 ♂ and 2 ♀ on slide and 4 specimens in alcohol (MZUSP/AM0032): Santo André municipality, Rebio Paranapiacaba, 23°46’46”S, 46°18’29”W, Atlantic forest , 871m, 21.vii-21.viii.2010, Malaise-trap, Moll & Nihei coll. 1 ♀ on slide (INPA): Ribeirão Grande, State Park “Intervales”, 24°16’28”S, 48°25’20”W, Atlantic forest , 844 m, 23.viii.2010, Malaisetrap, NW Perioto and team coll .

Description

Total length (head + trunk) of holotype 2.08 mm. Specimens pale white with dark blue pigments on Ant I–IV, strongly on anterior head, intersegmental areas of antenna, posterior and laterally on Th III–Abd II; irregular blue spots on the Abd III–V; inner side of legs with a distal spot on femora and two spots in tibiotarsi (one basal and one subapical). Eyepatches black ( Figure 9G ).

Head. Ant I dorsally with 7 mac and 6 basal spiny smooth mic ( Figure 10G ) Posterior labial chaetotaxy series ‘CG’ with 7 ciliate chaetae (CG1–2, CG3e, CG4, CG6– 7) and 4 smooth mic (CG3, CG5–5e, CG7e); series ‘PLM’ with 2 ciliate chaetae (PLM1–2); series ‘PLE’ with 2 ciliate chaetae (PLE1–2); lateral side with about 26 ciliate chaetae ( Figure 11G ).

Dorsal chaetotaxy. Th II with 1 ‘m’ mac (m7) and 1 ‘p’ mac (p3). Th III with 1 ‘m’ mac (m7), and 2 ‘p’ mac (p2–3) ( Figure 12G ). Abd I with 2 ‘p’ mac (m3, m4) ( Figure 13G ). Abd III with 1 ‘m’ mac (pm6), and 1 ‘p’ mac (p6) ( Figure 14C ). Abd IV with 5–6 ‘A’ mac (A1, A3–A6), A3p present or absent; 1 ‘Ae’ mac (Ae1); 3 ‘B’ mac (B3–5); 1 ‘Be’ mac (Be1); 1 ‘C’ mac (C1); 4 ‘E’ mac (E1-4); 3 ‘F’ mac (F1–F3); 2 ‘Fe’ mac (Fe1–2); posterior side with 3 sens type IV (ps and two unnamed) ( Figure 14F ). Abd V with 3 ‘a’ mac (a0, a3, a5), a3 present or absent; 3 ‘m’ mac (m2–3, m5); and 1 ‘p’ mac (p4) ( Figure 15F ).

Appendages. Trochanteral organ with 13 smooth spine-like chaetae ( Figure 16G ). Collophore anterior side with 3 subapical mac of equal length and 10 proximal smooth mic; posterior side with 1 apical and 3 subapical smooth chaetae; lateral flap formula 5(s), 6/4(m), 5(i) smooth chaetae, 1 median and 4 inferior larger ( Figure 18D ). Manubrial plate with 2 chaetae ( Figure 19C ). Mucro with 3 teeth (d1, ap, v1) ( Figure 19I ).

Etymology

Refers to locality where the species was found, “Serra do Mar” (Sea Mountain Range) in São Paulo state, Brazil.

Remarks

See remarks of S. brasiliana sp.n. and S. hamadae sp.n. For additional information, refer to Table 2 .

Figures

Fig. 9. Habitus of Salina spp. (dorsal view): (A), Salina brasiliana sp.n.; (B), S. bellinii sp.n.; (C), S. bicolor sp.n.; (D), S. hamadae sp.n.; (E), S. maculipenis sp.n.; (F), S. peruana sp.n.; (G), S. serrana sp.n.; (H), S. tocantinensis sp.n. (distal half of Ant IV missing); (I), S. unisetosa sp.n.; (J), S. dedoris from Roraima state, Brazil; (K), S. tristani from Amazonas state, Brazil. Scale bars: 0.5 mm.

Fig. 10. Head structures of Salina spp.: (A–I), Ant I dorsal chaetotaxy (right): (A), Salina brasiliana sp.n.; (B), S. bellinii sp.n.; (C), S. bicolor sp.n.; (D), S. hamadae sp.n.; (E), S. maculipenis sp.n.; (F), S. peruana sp.n.; (G), S. serrana sp.n.; (H), S. tocantinensis sp.n.; (I), S. unisetosa sp.n., arrow indicates mac present or absent. (J–K), general structures of anterior and ventral head: (J), labral papillae, prelabral and labral chaetotaxy; (K), maxillary outer lobe and sublobal plate; (L), labial palp and proximal chaetae; (M), labial basolateral and basomedian fields.

Fig. 11. Head ventral chaetotaxy of Salina spp.: (A), Salina brasiliana sp.n.; (B), S. bellinii sp.n.; (C), S. bicolor sp.n.; (D), S. hamadae sp.n.; (E), S. maculipenis sp.n.; (F), S. peruana sp.n.; (G), S. serrana sp.n.; (H), S. tocantinensis sp.n.; (I), S. unisetosa sp.n.

Fig. 12. Th II–III dorsal chaetotaxy of Salina spp.: (A), Salina brasiliana sp.n.; (B), S. bellinii sp.n.; (C), S. bicolor sp.n.; (D), S. hamadae sp.n.; (E), S. maculipenis sp.n.; (F), S. peruana sp.n.; (G), S. serrana sp.n.; (H), S. tocantinensis sp.n.; (I), S. unisetosa sp.n.

Fig. 13. Abd I dorsal chaetotaxy of Salina spp.: (A), Salina brasiliana sp.n.; (B), S. bellinii sp.n.; (C), S. bicolor sp.n.; (D), S. hamadae sp.n.; (E), S. maculipenis sp.n.; (F), S. peruana sp.n.; (G), S. serrana sp.n.; (H), S. tocantinensis sp.n.; (I), S. unisetosa sp.n.

Fig. 14. Abd III–IV dorsal chaetotaxy of Salina spp.: (A–C), Abd III: (A), Salina brasiliana sp.n.; (B), S. hamadae sp.n.; (C), S. serrana sp.n. (D–I), Abd IV: (D), S. brasiliana sp.n.; (E), S. hamadae sp.n.; (F), S. serrana sp.n.; (G), S. bicolor sp.n.; (H), S. maculipenis sp.n.; (I), S. peruana sp.n.

Fig. 15. Abd V dorsal chaetotaxy of Salina spp.: (A), Salina brasiliana sp.n.; (B), S. bellinii sp.n.; (C), S. bicolor sp.n.; (D), S. hamadae sp.n.; (E), S. maculipenis sp.n.; (F), S. serrana sp.n.; (G), S. tocantinensis sp.n.

Fig. 16. Legs structures of Salina spp.: (A–I), trochanteral organ (right): (A), Salina brasiliana sp.n.; (B), S. bellinii sp.n.; (C), S. bicolor sp.n.; (D), S. hamadae sp.n.; (E), S. maculipenis sp.n.; (F), S. peruana sp.n.; (G), S. serrana sp.n.; (H), S. tocantinensis sp.n.; (I), S. unisetosa sp.n. (J–K), distal tibiotarsus and foot complex (posterior side): (J), fore leg; (K), hind leg.

Fig. 18. Collophore chaetotaxy of Salina spp.: (A–B), Salina maculipenis sp.n.: (A), anterior side; (B), lateral and posterior side. (C–E), complete chaetotaxy (lateral view): (C), S. peruana sp.n.; (D), S. serrana sp.n.; (E), S. unisetosa sp.n.; (F–G), S. tocantinensis sp.n.: (F), anterior side; (G), lateral and posterior side.

Fig. 19. Genital plate and furcula of Salina spp.: (A–B), Genital plate of Salina serrana sp.n. (ventral view): (A), ♂; (B), ♀. (C), Distal manubrium and proximal dens of S. brasiliana sp.n. (lateral view), arrow indicates chaeta absent in manubrial plate of some species. (D–I), distal dens and mucro (inner view):(D), S. brasiliana sp.n.; (E), S. bellinii sp.n.; (F), S. hamadae sp.n.; (G), S. maculipenis sp.n.; (H), S. peruana sp.n.; (I), S. serrana sp.n.