Sinella affluens Chen & Christiansen, 1993

Ding, Yin-Huan & Zhang, Feng, 2015, Contribution to the eyed Sinella from China: two new species and additional reports on nine known species (Collembola: Entomobryidae), Zootaxa 3973 (3), pp. 474-490 : 483

Sinella affluens Chen & Christiansen, 1993

Fig. 3 , Table 1

Type locality. China, Anhui, Yellow Mountain.

Material examined. Holotype and 2 paratypes; 1 male and 1 female on slides and 5 in alcohol, China: Anhui: Liuan, the entrance of Tiantangzhai scenic region, 31.194°N, 115.791°E, alt. 538 m, 2.viii.2012, ZX Pan leg. (# S4369); female on slide and 2 in alcohol, China, Anhui, Shitai, Guniujiang, the entrance of Yan hamlet, 30.092°N, 117.482°E, alt. 208 m, 15.viii.2011, F Zhang, DY Yu and YH Ren leg. (# C9676); female on slide, China, Nanjing, Qingliangshan Park, 32.047°N, 118.760°E, alt. 42 m, in litter of forest floor, 5.vii.2012, DY Yu, Z Chen and RR Dong leg. (# C9690); female on slide and numerous in alcohol, China, Nanjing, Qixia Mountain, the entrance of Hongye valley, 32.160°N, 118.960°E, alt. 147 m, 7.xii.2014, in litter, DY Yu leg. (# 14QX4).

Additions to original description. Seven ciliate clypeal chaetae same as S. abietis sp. nov. ( Fig. 14 ). Chaetae along cephalic groove 6–7, anterior two or three smooth. S-chaetotaxic formula 2, 2/1, 2, 2, –, 3 sens, 1, 0/1, 0, 0 ms.

Distribution. Anhui, Jiangsu.

Remarks. S. affluens is widely distributed in East China. It is unique in having 4+4 central mac on Abd. IV, and distinctly differs from another 1+1 eyed species, S. uniseta sp. nov., in having the arrangement of central mac on Abd. IV and post-labial chaeta X and X4 (smooth and tiny in S. affluens and ciliate in S. uniseta sp. nov., Table 1 ).

Figures

FIGURES 1 – 6. Habitus: 1, S. abietis sp. nov.; 2, S. uniseta sp. nov.; 3, S. affluens; 4, S. gei; 5, gracilis; 6, S. qufuensis. Photos of new record species were taken from fresh material.

FIGURES 11 – 23. Sinella abietis sp. nov.: 11, sens with basal part expanded on And. II and Ant. IV; 12, Ant. III organ; 13, subapical organ on Ant. IV; 14, clypeal chaetae; 15, dorsal cephalic chaetotaxy; 16, lateral process of labial palp; 17, labial and post-labial chaetae; 18, trochanteral organ; 19, hind claw; 20, anterior face of ventral tube; 21, posterior face and lateral flap of ventral tube; 22, manubrial plaque; 23, mucro.