Salina unisetosa Oliveira�� & Cipola�� & Almeida�� 2020, sp.n

Salina unisetosasp.n. Oliveira & Cipola Figures 9I, 10I, 11I, 12I, 13I, 14A and D, 15A, 16I, 18E, 19G ZooBank: http://zoobank.org/ FE467C37-AE00-41B3-A19D-28FF722AEBEF Diagnosis Trunk depigmented and appendages yellowish; Ant I with 3 mac; cephalic groove with 2 serrated mic, without smooth chaetae; Th II���Abd I with 1, 1, 1 central mac, respectively; Abd III with 6 lateral mac (a7, am6, pm6, p6, p7i and one unnamed); Abd IV with 8 central mac (A3���5 absent) and 10 lateral mac; collophore with 8 anterior, 2 posterior and 15 lateral flap chaetae; trochanteral organ with 15 spine-like chaetae; manubrial plate with 3 chaetae. Type material Holotype ♂ on slide (COLLE 048/INPA): Brazil, Acre, Senador Guiomard municipality, farm ���S��o Francisco���, road 317, km 14, 10��05���41���S, 67��38���17���W, Amazon Forest, 208 m, 13-27.vii.2014, Malaise-trap, DRR Fernandes & DF Nogueira coll. Paratypes on slides (COLLE 048A-F/INPA): 2 ♂, 4 ♀ and 27 specimens in alcohol, same data as holotype. Description Total length (head + trunk) of holotype 1.88 mm. Specimens pale white with light yellow pigment on Ant I���IV and distal half of femora to distal tibiotarsi. Eye patches black (Figure 9I). Head. Ant I dorsally with 3 mac and 6 basal spiny smooth mic (Figure 10I). Posterior labial chaetotaxy; series ���CG��� with 6 ciliate chaetae (CG 1-3, CG 5, CG 7���7e) and 2 serrated mic (CG 4, CG 6); series ���PLM��� with 3 ciliate chaetae (PLM 1���3); series ���PLE��� with 2 ciliate chaetae (PLE 1���2); lateral side with about 15 ciliate chaetae (Figure 11I). Dorsal chaetotaxy. Th II with 1 ���m��� mac (m7), and 1 ���p��� mac (p3). Th III with 1 ���p��� mac (p3) (Figure 12I). Abd I with 1 ���m��� mac (m4) (Figure 13I). Abd III with 1 ���a��� mac (a7), 2 ���m��� mac (am6, pm6), and 3 ���p��� mac (p6, p 7i and one unnamed) (similar to S. brasiliana sp.n., Figure 14A). Abd IV with 2 ���A��� mac (A 1, A 6); 1 ���Ae��� mac (Ae1); 3 ���B��� mac (B 3���5); 1 ���Be��� mac (Be1); 1 ���C��� mac (C 1); 4 ���E��� mac (E1-4); 4 ���F��� mac (F 1��� F 3p); 2 ���Fe��� mac (Fe1���3); posterior side with 3 sens type IV (ps and two unnamed) (similar to S. brasiliana sp.n., Figure 14D). Abd V with 2 ���a��� mac (a3, a5); 3 ���m��� mac (m2���3, m5); and 5 ���p��� mac (p0-4) (similar to S. brasiliana sp.n., Figure 15A). Appendages. Trochanteral organ with 15 smooth spine-like chaetae (Figure 16I). Collophore anterior side with 1 mac, 2 smaller mes of equal length, and 5 proximal smooth mic; posterior side with 1 apical and 1 subapical smooth chaetae; lateral flap formula 5(s), 5(m), 5(i) smooth chaetae, 2 inferior larger (Figure 18E). Manubrial plate with 3 chaetae (Figure 19C). Mucro with 3 teeth (d1, ap, v1) (as S. peruana sp.n., Figure 19H). Etymology The name ��� unisetosa ��� refers to dorsal chaetotaxy of the Th II to Abd I, each with one chaeta (from Latin: uni = one and setosa = seta or chaeta). Remarks See remarks of S. peruana sp.n. For additional information, refer to Table 2.
Published as part of Oliveira, F��bio 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, pp. 81-138 in Insect Systematics & Evolution 51 on pages 124-125, DOI: 10.1163/1876312X-00002201, http://zenodo.org/record/3786728