Anoplocephaloides sensu Rausch (1976)

Haukisalmi, Voitto, 2009, A taxonomic revision of the genus Anoplocephaloides Baer, 1923 sensu Rausch (1976), with the description of four new genera (Cestoda: Anoplocephalidae), Zootaxa 2057, pp. 1-31 : 21-23

Key to the genera referable to Anoplocephaloides sensu Rausch (1976) and morphologically related taxa

The key includes anoplocephaline cestodes with a single set of genitalia, tubular early uterus and predominantly antiporal testes.

1 Genital pores alternating.............................................................................................................................................. 2

- Genital pores unilateral ............................................................................................................................................... 8

2 Genital pores regularly alternating (with slight deviations); neck absent ............................................ Leporidotaenia

- Genital pores irregularly alternating; neck present ...................................................................................................... 3

3 Genital atrium strong, capable of forming prominent genital papilla; vagina long (extending well beyond the ventral longitudinal canal); early uterus in middle of proglottis (in longitudinal direction) ...................................................4

- Genital atrium weak, not capable of forming genital papilla; vagina short (just crossing the ventral longitudinal canal or shorter); early uterus anterior.................................................................................................................................... 5

FIGURE. 11. Equinia mamillana from horse. A. Scolex and anterior strobila (scale-bar 0.30 mm). B. Mature proglottis (scale-bar 0.50 mm). C, D. Development of uterus [scale-bars 1.0 mm (C) and 0.50 mm (D)].

4 Genital pores very frequently alternating (>50 changes per 100 proglottides) ............................................. Afrobaeria

- Genital pores infrequently alternating (<<50 changes per 100 proglottides) ............................................................... 5

5 Testes poral and antiporal to ovary, mainly in posterior part of the proglottis ............................................ Gallegoides

- Testes only antiporal to ovary, in anterior and posterior parts of the proglottis .......................................................... 6

6 Body short (<50 mm); genital atrium weak, not capable of forming genital papilla; testes few (<50); uterus overlap- ping or extending beyond ventral longitudinal canals .............................................................. Paranoplocephaloides

- Body long (> 100 mm); genital atrium strong, capable of forming prominent genital papilla; testes numerous (>80); uterus not overlapping ventral longitudinal canals ....................................................................................................... 7

7 Retractor muscle of the cirrus sac absent; vagina short (just crossing the ventral longitudinal canal or shorter); early uterus anterior ............................................................................................................................ Sciurotaenia ( wigginsi )

- Retractor muscle of the cirrus sac present; vagina long (extending well beyond the ventral longitudinal canal); early uterus in middle of proglottis (longitudinally)................................................................................... Parasciurotaenia

8 Suckers prominent, directed anteriorly; velum arched posteriad; genital pores slightly anterior to middle of proglot- tis margin........................................................................................................................................ Anoplocephaloides

- Suckers weak, directed laterally or antero-laterally; velum straight or curved anteriorly; genital pores middle of pro- glottis margin or posteriorly.......................................................................................................................................... 9

9 Retractor muscle of the cirrus sac absent; vagina short (just crossing the ventral longitudinal canal or shorter)...... 10

- Retractor muscle of the cirrus sac present; vagina long (extending well beyond the ventral longitudinal canal) ... 12

10 Body long (> 100 mm) and wide (> 5 mm); genital atrium strong, capable of forming prominent genital papilla; ovary small, rounded; uterus not overlapping ventral longitudinal canals .................................. Sciurotaenia ( transversaria )

- Body short (<< 100 mm); genital atrium weak, not capable of forming genital papilla; ovary large, transverse; uterus overlapping or extending beyond ventral longitudinal canals ................................................................................... 11

11 Fully developed (pregravid) uterus with sparse posterior sacculi, anterior sacculi absent or shallow; neck absent...... ........................................................................................................................................................... Hokkaidocephala

- Fully developed (pregravid uterus) with anterior and posterior sacculi; neck present ..................... Microcephaloides

12 Suckers directed laterally; short neck present; early uterus median or slightly anterior .................................. Equinia

- Suckers directed anteriorly or antero-laterally; neck absent; early uterus anterior ................................................... 13

13 Body long (> 50 mm); testes numerous (>200), not overlapping the antiporal ventral longitudinal canal..................... .......................................................................................................................................................... Flabelloskrjabinia

- Body short (<< 50 mm); testes few (<50), overlapping or extending beyond the antiporal ventral longitudinal canal. .......................................................................................................................................................................... Genovia