Tricholinstowia talpae male
Super-family: Heligmosomoidea
Family: Heligmonellidae
Sub-family: Heligmonellinae
Synonymy:
= Viannaia talpae, Morgan, 1928
= Morganiella talpae, Travassos, 1937
Author and date: (Morgan, 1928) Durette-Desset, 1971
Parasite of Talpa europea, Talpidae, Mammalia
Locality: not specified
Location: intestine
Collection : In Museum National d'histoire naturelle de Paris
Reference: Travassos, 1937. Monographia Instistudo de oswaldo Cruz, 512pp. (Personnal reference 8 NH) Durette-Desset , 1971. Annales de parasitologie humaineet comparée (Personal reference n°48)
Talpa europea (host)
Synlophe of Tricholinstowia talpae
Caudal bursa of Tricholinstowia talpae male, ventral view.
+
Classification
Generality of the parasite
Whole body
- Length of the body : 1000 to 2000 µm ; 2001 to 3000 µm
- Width of the nematode at midbody : 25 to 50 µm
Cephalic characters
- Presence of cephalic vesicle : Yes
- Width of the cephalic vesicle (in middle) : 21 to 30 µm
- Number of internal labial papillae : 6
- Number of external labial papillae : 2 to 4
- Presence of cephalic papillae : ?
- Length of the cephalic vesicle : 31 to 40 µm ; 41 to 50 µm
Anterior part
- Position of the nervous ring from the anterior end : 100 to 150 µm
- Position of the excretory pore from the anterior end : 100 to 150 µm
- Position of deirides from the anterior end : 201 to 250 µm
- Length of the oesophagus : 251 to 300 µm
- Ratio length of the oesophagus over the total length : 11 to 15% ; 16 to 20%
- Excretory glands : ?
Synlophe at midbody
- Number of cuticular ridges at midbody : 6 to 10
- Size of ridges : 1 to 10 µm
- Axis of orientation of the synlophe : ?
- Right axis : ?
- Left axis : ?
- Appearance of ridges : On the posterior edge of the cephalic vesicle
- Nature of the ridges : Longitudinal ridges
- Number of dorsal ridges at midbody : 1 to 5
- Disappearance of the cuticular ridges in the female : non applicable
- Disappearance of the cuticular ridges in the male : ?
- Only a general axis : ?
- Number of ventral ridges at midbody : 6 to 10
- Presence of a gradient of size of the cuticular ridges : Gradient on both dorsal and ventral faces
Reproductive tract of the female
- Presence of egg : non applicable
- Length of egg : non applicable
- Width of egg : non applicable
- Number of egg : non applicable
- Length of vestibule : non applicable
- Sex of the nematode : Male
- Length of vagina vera : non applicable
- Length of the tail : non applicable
- Position of the vulva from the posterior end : non applicable
- Length of anterior sphincter : non applicable
- Length of anterior uterus : non applicable
- Presence caudal pointed tail : non applicable
- Length of anterior infundibulum : non applicable
Reproductive tract of the male
- Sex of the nematode : Male
- Height of the division of the dorsal ray : Posterior third
- Length of the rays 9 in ratio to the rays 10 : ?
- Diagram of rays 2 to 6 (left lobe) : Type 2-1-2
- Disposition of types of bursal arrangements in lateral lobes : similar diagram left ant right ; Non-similar diagram left and right
- Length of rays 2 to 6 : 2<3 ; 3 = 4 ; 4<5 ; 5 = 6
- Birth of rays 8 : On thedorsal ray
- Length of the rigth spicule : <100 µm
- Length of the left spicule : <100 µm
- Shape of the spicules : In shoes ; Winged
- Number of tips of the spicules : 2
- Shape of the genital cone : ?
- Length of genital cone : ?
- Presence of papilla 0 on anterior lip of genital cone : ?
- Presence of papillae 7 on posterior lip of genital cone : ?
- Presence of gubernaculum : No
- Width of gubernaculum : non applicable
- Asymmetry of the caudal bursa : non applicable
- Height of the asymmetry : non applicable
- Width of asymmetry : non applicable
- Diagram of rays 2 to 6 (right lobe) : Type 2-3 ; Type 2-1-2
- Dorsal lobe visible : Indistinct
- Diagram of basic pattern of the caudal bursa (lobes left and right are symmetric) : Type 2-1-2
- Tendency of the diagram ( lobes left and right are symmetric) : Tendency 2-1-2
- Tendency of diagram (left lobe) : Tendency 2-3
- Tendency of diagram (right lobe) : Tendency 2-1-2
- Presence of the prebursal rays (= rays 1) : Yes
- Approaching rays 5 to 6 : Yes
-
Ratio length between ray 8 and dorsal ray : Dorsal ray
- Position of the rays 9 : ?
- Form of gubernaculum : non applicable
- Length of gubernaculum : non applicable
- Symmetry of the caudal bursa : Symmetric