Salina, MacGillivray, 1894

Mandal, Pritha, Mandal, Guru Pada & Kar, Surajit, 2025, Two new species of Salina MacGillivray (Collembola: Entomobryidae), with descriptive notes on two endemic species from India, Zootaxa 5679 (3), pp. 340-364 : 362

Key to the Indian species of Salina (modified from Mitra, 1973)

1. Mucro rectangular shaped, Pa3 chaeta on head present....................................................... 2

- Mucro square shaped, Pa3 chaeta on head absent............................................................ 4

2. Abd. I with less than 8 mac............................................... S. ( S.) indica ( Imms, 1912) Yosii, 1960

- Abd. I with more than 8 mac............................................................................ 3

3. Th. III with 15–17 mac........................................................ S. ( S.) bengalensis Mitra, 1966

- Th. III with 24–26 mac........................................................... S. ( S.) biformis Mitra, 1966

4. Abd. II chaetae formula: s/2/s/1......................................................................... 5

- Abd. II chaetae formula: s/2/s/2........................................................................ 10

5. Th. II with 0–1 central mac, body mainly with orange pigmentation................... S. ( S.) aurantiamaculata sp. nov.

- Th. II with 2 or more central mac, body pigment varied....................................................... 6

6. Th. II with 2 and Abd. I with 3 central mac......................................... S. ( S.) choudhurii Mitra, 1973

- Th. II and Abd. I with more than 2, 3 central mac, respectively................................................. 7

7. Body with deep blue pigment as bands.................................................................... 8

- Body with blue/brownin pigment as patches................................................................ 9

8. Dark blue pigment present as horizontal bands on Th.II – Abd. I, posterior Abd. IV and Abd. V–VI....................................................................................... S. ( S.) quattuorfasciata ( Handschin, 1928)

- Dark or light form, blue longitudinal bands present from head to Abd. VI, joining at the middle of Abd. IV and Th. III– Abd. II....................................................................... S. ( S.) javana ( Handschin, 1928)

9. Abd. I with 2 mac.......................................... S. ( S.) celebensis ( Schaffer, 1898) sensu Denis, 1936

- Abd. I with 6 mac............................................. S. ( S.) montana ( Imms, 1912) sensu Salmon, 1957

10. Th. II with 4 central mac, blue pigment as bands, covering Th. III– Abd.................. S. ( S.) bicinctoides Yosii, 1960

- Th. II with more than 10 central mac, blue/brownish pigment present as patches.................................. 11

11. Symmetrical blue or violate lateral pigment patches present on body and head................ S. ( S.) yosiii Salmon, 1964

- Combination of blue and brown or orange pigments present as patches on body................................... 12

12. Th. II with 11 central mac...................................................... S. ( S.) pseudomontana sp. nov.

- Th. II with more than 11 central mac.................................................................... 13

13. Th. III with 10 central mac; head suture with a characteristic ‘M’ like pigment patch....... S. ( S.) striata ( Handschin, 1928)

- Th. III with 8 central mac, head without such type of pigment pattern................. S. ( S.) tricolor ( Handschin, 1928)

Note: Three species, S. ( S.) bulbosa ( Salmon, 1957) , S. ( S.) dubiosa Denis, 1936 and S. ( S.) grieta Tyagi and Baijal, 1979 , due to insufficient descriptions and limited chaetotaxic information.