Paramunida, Baba, 1988

Cabezas, P. E., 2010, Taxonomic revision of the genus Paramunida Baba, 1988 (Crustacea: Decapoda: Galatheidae): a morphological and molecular approach, Zootaxa 2712, pp. 1-60 : 7-8

Key to species of the genus Paramunida

1. Anterior prolongation of antennal segment 1 spatulate ................................................... P. spatula Macpherson, 2006

- Anterior prolongation of antennal segment 1 spiniform.............................................................................................. 2

2. Rostral spine smaller or at most equal to supraocular spines ..................................................................................... 3

- Rostral spine larger than supraocular spines................................................................................................................ 7

3. Margin between rostral and supraocular spines clearly convex ..................................... P.curvata Macpherson, 2004

- Margin between rostral and supraocular spines straight or slightly concave .............................................................. 4

4. Antennal segment 2 with minute distomesial spine....................................................................... P. microrhina n. sp.

- Antennal segment 2 with well developed distomesial spine ....................................................................................... 5

5. Mesogastric region with 3 well-developed spines in midline........................................... P. hawaiiensis ( Baba, 1981)

- Mesogastric region with minute spines. ...................................................................................................................... 6

6. Sternal plastron with numerous striae. Bundle of setae at base of carpus of P1 present........... P. setigera Baba, 1988

- Sternal plastron with few striae on each side of sternites 5–7. Bundle of setae at base of carpus of P1 absent............. ............................................................................................................................................................... P. tenera n. sp.

7. Distomesial spine of antennal segment 2 almost reaching end of anterior prolongation of segment 1 ......................... .................................................................................................................................... P. granulata ( Henderson, 1885)

- Distomesial spine of antennal segment 2 far falling short of end of anterior prolongation of segment 1 .................. 8

8. P2–4 propodi slender, about 20 times as long as broad.............................................................. P. longior Baba, 1988

- P2–4 propodi 7–14 times as long as broad .................................................................................................................. 9

9. Distomesial spine of antennal segment 2 mucronated or bluntly produced .............................................................. 10

- Distomesial spine of antennal segment 2 spiniform .................................................................................................. 22

10. Mesogastric region with 1 (rarely 2) spine ................................................................................................................ 11

- Mesogastric region with a median row of 3 or 4 distinct spines ............................................................................... 13

11. Sternal plastron with numerous striae............................................................................ P. proxima ( Henderson, 1885)

- Sternal plastron with few striae on each side of sternites 5–7 ................................................................................... 12

12. Distomesial spine of antennal segment 2 clearly overreaching antennal peduncle.......... P.belone Macpherson, 1993

- Distomesial spine of antennal segment 2 nearly reaching end of antennal peduncle..................................................... ............................................................................................................................. P. antipodes Ahyong & Poore, 2004

13. Distomesial spine of antennal segment 2 slightly or clearly overreaching antennal peduncle.................................. 14

- Distomesial spine of antennal segment 2 never reaching end of antennal peduncle................................................. 19

14. Lateral margin of antennular segment 1 with distal slender portion as long as proximal inflated portion .................... ................................................................................................................................................................. P. spica n. sp.

- Lateral margin of antennular segment 1 with distal slender portion about half as long as proximal inflated portion ... ................................................................................................................................................................................... 15

15. Distolateral spine of antennal segment 2 exceeding antennal segment 3 ....................................................................... ..................................................................................................... P. salai Cabezas, Macpherson & Machordom, 2009

- Distolateral spine of antennal segment 2 not reaching end of antennal segment 3 ................................................... 16

16. Mesial margin of antennal segment 2, including distal spine, straight. Rostrum triangular or spiniform................. 17

- Mesial margin of antennal segment 2, including distal spine, convex. Rostrum spiniform ...................................... 18

17. Rostrum triangular. .............................................................................................................................. P. ascella n. sp.

- Rostrum spiniform ........................................................................................................................ P. mozambica n. sp.

18. Distomesial spine of antennal segment 2 shorter than rest of segment 2. Gastric region with short striae. Antennal segment 3 about 1.5 times longer than broad.................................................................. P. stichas Macpherson, 1993

- Distomesial spine of antennal segment 2 as long as rest of segment 2. Gastric region with moderately-sized striae. Antennal segment 3 about twice longer than broad.................. P. lophia Cabezas, Macpherson & Machordom, 2009

19. Mesogastric region without well developed spines ........................................................................ P. parvispina n. sp.

- Mesogastric region with a row of 3 or 4 distinct spines ............................................................................................ 20 20. Sternal plastron with numerous striae. Segment 2 of antennal peduncle bluntly produced distomesially..................... ........................................................................................................................................... P. evexa Macpherson, 1993

- Sternal plastron with few striae, sternites 5–7 with few striae on each side. Segment 2 of antennal peduncle produced distomesially ending in distinct spine ........................................................................................................................ 21

21. Rostrum triangular. Propodus of walking legs more than 1.5 times dactylus length .... P. echinata Macpherson, 1999

- Rostrum spiniform. Propodus of walking legs slightly longer than dactylus...................... P. labis Macpherson, 1996

22. Rostrum with thick dorsal carina .................................................................................... P. cristata Macpherson, 2004

- Rostrum with thin dorsal carina................................................................................................................................. 23

23. Distomesial spine of antennal segment 2 clearly exceeding antennal peduncle............................................................. ........................................................................................................................... P. leptotes Macpherson & Baba, 2009

- Distomesial spine of antennal segment 2 not reaching or at most slightly exceeding antennal peduncle................. 24

24. Mesogastric region with 1 (rarely 2) spine ................................................................................................................ 25

- Mesogastric region with a row of 3 or 4 distinct spines ............................................................................................ 28

25. Median cardiac region with 1 spine................................................................................. P. pronoe Macpherson, 1993

- Median cardiac region with a row of 3 or 4 spines.................................................................................................... 26

26. Tufts of long and dense setae along anterior branch of cervical groove .............................................. P. crinita n. sp.

- Few and short setae along anterior branch of cervical groove .................................................................................. 27

27. Sternal plastron with few striae, sternites 5–7 only with few striae on each lateral side ............................................... ........................................................................................................................................... P. polita Macpherson, 1993

- Sternal plastron with numerous striae.............................................................................. P. scabra ( Henderson, 1885)

28. Sternal plastron with numerous striae........................................................................................................................ 29

- Sternal plastron with few striae, sternites 5–7 only with few striae on each lateral side .......................................... 30

29. Antennal segment 3 twice as long as broad. Few and short setae along anterior branch of cervical groove................. ........................................................................................................................................... P. thalie Macpherson, 1993

- Antennal segment 3 slightly longer than broad. Tufts of long and dense setae along anterior branch of cervical groove .............................................................................................................................. P. tricarinata ( Alcock, 1894)

30. Distomesial spine of antennal segment 2 reaching or overreaching end of antennal peduncle. Distolateral spine of antennal segment 2 reaching or slightly exceeding end of antennal segment 3 ................................ P. marionis n. sp.

- Distomesial spine of antennal segment 2 not reaching end of antennal peduncle. Distolateral spine of antennal segment 2 not reaching end of antennal segment 3......................................................................................................... 31

31. Antennal segment 3 more than twice longer than broad ........................................... P. amphitrita Macpherson, 1996

- Antennal segment 3 as long as broad......................................................................................................................... 32

32. Antennal segment 2 as long as or more than 3 times longer than broad ................................................................... 33

- Antennal segment 2 at most twice longer than broad................................................................................................ 34

33. Distomesial spine of antennal segment 2 reaching or slightly overreaching end of antennal segment 3. Spinules on gastric and hepatic regions mostly forming groups arising from scale-like striae.......... P. pictura Macpherson, 1993

- Distomesial spine of antennal segment 2 not reaching end of antennal segment 3. Spinules on gastric and hepatic regions mostly not in groups, lacking scaly striae ................................................................................. P. poorei n. sp.

34. Antennal segment 2 slightly longer than broad .............................................................. P. cretata Macpherson, 1996

- Antennal segment 2 twice longer than broad............................................................................................................. 35

35. Row of small epigastric spines behind rostral spine absent ......................................... P. luminata Macpherson, 1996

- Row of small epigastric spines behind rostral spine present ..................................................................................... 36

36. P2–4 propodi less than 10 times longer than high. Merocarpal articulation of P3 clearly exceeding end of anterior prolongation of antennal segment 1 .................................................................................................... P. antares n. sp.

- P2–4 propodi more than 10 times longer than high. Merocarpal articulation of P3 slightly exceeding end of anterior prolongation of antennal segment 1.................................................................................................. .. P. achernar n. sp.