Monanema joopi n. sp. (Nematoda, Onchocercidae) from Acomys (Acomys) spinosissimus Peters, 1852 (Muridae) in South Africa, with comments on the filarial genus

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Table III.

Morphological characteristics of the females and microfilariae of Monanema joopi n. sp. from Acomys (Acomys) spinosissimus Peters, 1852 and its congeners.

	Monanema species
	joopi n. sp.	marmotae	globulosa	nilotica	martini^b	australe^b
Authority and reference	This paper	(Webster, 1967)	(Muller & Nelson,1975)	El Bihari, Hussein & Muller, 1977	Bain, Bartlett & Petit, 1986	Spratt, 2008
Female	n = 8–10	n = 10	n = 12	n = 15–23	n = 2	n = 3
Body length (mm)	24.5–30.8	67–92	7.6^b–16	30–41	20.5; 22.5	33.2; –; –
Maximum width	130–210	108–139	33–47	160–224	45; 40	80; 74; 85
Cephalic extremity	not bulbous	bulbous	bulbous	not bulbous	bulbous	bulbous
Buccal capsule length	1.7	3.2	6	3	2.5; 2.5	2
Buccal capsule width	5.7	8.8^a	9^a	10^a	5; 8	4.4^a
Oesophagus length	335–500	404–760	380–470	448–544	460; 560	–
Apex to nerve ring	100–168	135–152	94	176–195	110; 110	–
Apex to vulva	245–375	336–544	130–330	304–392	390; 370	290; –; –
Tail length	120–180	–	130–140	208–272	85; 150	120; –; –
Appendages on tip of tail	no	no	yes	no	yes	no

Microfilaria	n = 15	–	–	n = 50	–	n = 1^d
Site	uterus	abdominal fluid	skin of ears	skin of ears	uterus; dermal^e	blood
Length	185–215	117–142	135–150	203–235	235–263; 250–288^e	125
Maximum width	4–5	3.2–5.3	5.6–7.5	5–7	6; 6–8^e	4
Length of oral hook	2.5–3	–	3^a	2.5^a	3.3^g	2
Cephalic space	absent	3.8–5.5	5^a	3–4	–	4.4^a
Tail space	–	ca. 12	3^a	7^a	10^g	–
Length of sheath	58–95 (n = 4)	108^a	130^a	167^a	160^e, ^f	120^a
Maximum width of sheath	8–12 (n = 4)	20^a	15^a	16^a	12^e, ^f	15^a
Fit of sheath	loose	loose	loose	loose	–	loose
Granules in sheath	absent	absent	10–11	17–34	11–26^f	absent

measured on drawing;

immature specimen;

the first measurement gien represents the holotype;

from Uromys (Uromys) caudima- culatus (Krefft, 1867);

the last set of measurements taken from Bain et al. (1985);

observed on live specimens;

a single specimen measured. Host details and geographic distribution listed in Table II. All measurements in micrometres, unless otherwise specified.

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