Paractenopsyllus, Wagner, 1938

Hastriter, Michael & Dick, Carl, 2009, A description of the flea species Paractenopsyllus madagascarensis n. sp. and the female sex of Paractenopsyllus raxworthyi Duchemin & Ratovonjato, 2004 (Siphonaptera, Leptopsyllidae) from Madagascar with a key to the species of Paractenopsyllus, ZooKeys 13 (13), pp. 43-55 : 45-47

Key to Species of Paractenopsyllus

This key is a modification of the key presented in Duchemin and Ratovonjato (2004).

1 Females (unknown for P. oconnori and P. beaucournui )............................... 2

– Males........................................................................................................ 17

2 Pronotal comb with more than 28 teeth ..................................................... 3

– Pronotal comb with 28 or fewer teeth......................................................... 4

3 Caudal margin of S-7 with two lobes................ P. kerguisteli Wagner, 1938

– Caudal margin of S-7 with one narrow elongated lobe.................................. ............................................................................ P. madagascarensis sp. n.

4 Caudal margin of S-7 with two lobes (exclusive of apical ventral margin) ... 5

– Caudal margin of S-7 with one lobe (exclusive of apical ventral margin)... 12

5 Bulga of spermatheca much longer than wide (length twice width)............. 6

– Bulga more spherical or elliptical (length less than or equal to 1.5× width)... 7

6 Dorsal and ventral lobes on caudal margin of S-7 broad and obtusely rounded ( Fig. 15 )............................ P. raxworthyi Duchemin & Ratovonjato, 2004

– Dorsal lobe rounded, but ventral lobe acutely pointed at apex ...................... ................................................................................. P. vauceli Klein, 1965

7 Ventral lobe of S-7 acutely pointed at apex... P. ratavonjatoi Duchemin, 2004

– Ventral lobe of S-7 rounded........................................................................ 8

8 Bursa copulatrix angular forming two 90 degree angles... P. petiti Klein, 1965

– Bursa copulatrix with no right angles .......................................................... 9

9 Ventral margin of S-7 with shallow sinus at most.......................................... .................................................................. P. duplantieri Duchemin, 2004

– Ventral margin of S-7 with distinct deep sinus.......................................... 10

10 Ventral sinus of S-7 angular at deepest point.......... P. albignaci Klein, 1967

– Ventral sinus of S-7 rounded and not angular ........................................... 11

11 Ventral lobe of S-7 distinctly narrower than dorsal lobe and elongated well beyond dorsal lobe and apex of ventral edge of sternite ................................. .......................................................................... P. pauliani Lumaret, 1962

– Ventral lobe broader than dorsal lobe; extending only slightly beyond dorsal lobe and shorter than apex of ventral edge of sternite.................................... ............................................................... P. juliamarinus Duchemin, 2004

12 Setae of frontal row fine and not thickened or spiniform .......................... 13

– One or more setae of frontal row thickened or spiniform.......................... 15

13 Perula extremely dilated; bursa copulatrix scarcely longer that width of dilated perula .................................................. P. goodmani Duchemin, 2003

– Perula not much more dilated than width of bursa copulatrix................... 14

14 Lobe of S-7 rounded, extending far beyond ventral apex of sternite; sinus subtending lobe, much narrower that width of lobe..... P. rouxi Duchemin, 2004

– Lobe of S-7 somewhat angular; sinus much wider than dorsal lobe............... .......................................................................... P. grandidieri Klein, 1965

15 Lobe of S-7 and ventral apex of sternite acutely pointed; sinus between broadly flattened at base.............................................. P. viettei Klein, 1965

– Lobe of S-7 rounded at apex; sinus rounded at base.................................. 16

16 Vertical distance between ventral margin of S-7 and dorsal margin of sclerite longer than horizontal width of S-7 from anterior edge to apex of lobe......... ..................................................................... P. randrianasoloi Klein, 1967

– Vertical width of S-7 less than horizontal width... P. gemelli Duchemin, 2004

17 Apex of median dorsal lobe narrowly rounded, even drawn out as narrow lobe........................................................................................................... 18

– Apex of median dorsal lobe broadly rounded, never lobate ....................... 21

18 Sternum eight with sinus on caudal margin and a dorsal lobe ....................... .......................................................................... P. grandidieri Klein, 1965

– Sternum eight without a sinus or dorsal lobe on caudal margin ................ 19

19 Proximal lobe of distal arm of S-9 expanded postad into triangle; apex of median dorsal lobe nearly forming a right angle........... P. petiti Klein, 1965

– Proximal lobe of distal arm of S-9 not expanded, nearly parallel; apex of median dorsal lobe much less than a right angle ............................................ 20

20 Telomere short (length 3× maximum width); apodeme of aedeagus broad (length only 3× maximum width measured from apex to base of fulcral lateral lobe) ........................................................ P. ratovonjatoi Duchemin, 2004

– Telomere long (length>3× maximum width); apodeme of aedeagus narrow (length 4× or more the width).............................. P. rouxi Duchemin, 2004

21 Apodeme of aedeagus long and narrow (length 4× or more maximum width)....................................................................................................... 22

– Apodeme of aedeagus shorter and broad (length about 3× width)............. 27

22 Apex of median dorsal lobe hooked .......................................................... 23

– Apex of median dorsal lobe not hooked .................................................... 25

23 Apical lobe of distal arm of S-9 drawn out into a point................................. ......................................... P. raxworthyi Duchemin & Ratovonjato, 2004

– Apical lobe blunt or globular .................................................................... 24

24 Sinus formed by hook of median dorsal lobe as large as outline of lateral lobe............................................................... P. randrianasoloi Klein, 1968

– Sinus much smaller than outline of lateral lobe.... P. gamelli Duchemin, 2004

25 Dorsal lobe of S-8 present; subtended by sinus ......................................... 26

– Dorsal lobe absent; no well defined sinus .................................................... ............................................................... P. juliamarinus Duchemin, 2004

26 Lateral lobe present, margins minutely serrate...... P. madagascarensis sp. n.

– Lateral lobe absent ................ P. oconnori Duchemin & Ratovonjato, 2004

27 Proximal lobe of distal arm of S-9 as wide as, or wider than length from base to distal lobe ............................................................................................. 28 Proximal lobe distinctly narrower that length............................................ 29

28 Setae along caudal margin of S-8 interrupted; manubrium with curved angle on ventral margin ........................................ P. goodmani Duchemin, 2003

– Setae along caudal margin of S-8 complete; manubrium straight on ventral margin....................................................... P. duplantieri Duchemin, 2004

29 Caudal margin of S-8 with sinus.................................. P. vietti Klein, 1965

– Caudal margin of S-8 without sinus.......................................................... 30

30 Apex of distal arm of S-9 drawn out into a point .......................................... ....................................... P. beaucournui Duchemin & Ratovonjato, 2004

– Apex of distal arm of S-9 globular, rounded.............................................. 31

31 Caudal margin of S-8 with dorsal lobe................... P. albignaci Klein, 1968

– Caudal margin of S-8 entire; without indication of lobe ........................... 32

32 Manubrium only slightly curved or hooked upward .... P. vauceli Klein, 1965

– Manubrium distinctly curved upward....................................................... 33

33 Ventral lobe of distal arm of S-9 without sinus at apex; ventral margin of crochet angled................................................... P. kerguisteli Wagner, 1938

– Ventral lobe of distal arm of S-9 with sinus at apex; ventral margin of crochet rounded............................................................. P. pauliani Lumaret, 1962

Figures

Figure 14-16. Paractenopsyllus raxworthyi, ♀ (MR-172). 14 Head and pronotum. 15 Seventh sternum and eighth tergum. 16 Spermatheca and bursa copulatrix. Scale 14-15 = 200µ, 16 = 100µ