Ailsastra, O'Loughlin & Rowe, 2005
publication ID |
https://doi.org/ 10.24199/j.mmv.2005.62.6 |
persistent identifier |
https://treatment.plazi.org/id/03AE7635-470B-2031-FD14-65C2FA26FAEC |
treatment provided by |
Felipe |
scientific name |
Ailsastra |
status |
|
Key to species of Ailsastra View in CoL
1. Rays 5–7; more than 1 madreporite; fissiparous......................................... A. heteractis View in CoL
— Rays predominantly 5; single madreporite; not fissiparous ........................................... 2
2. Integument obscures abactinal and actinal plates; lacking superomarginal spinelets; proximal actinal large pyramidal spines present........................ A. booneni View in CoL
— Abactinal and actinal plates not obscured by integument; superomarginal spinelets present; lacking proximal actinal large pyramidal spines......................... 3
3. Rays narrow at base, R/r> 2.5, digitiform; spinelets up to 0.25 mm long........................ A. paulayi View in CoL
— Rays broad at base, R/r <2.0, not digitiform; spinelets not longer than 0.20 mm .......................... 4
4. Form subpentagonal; up to 8 longitudinal series of papulae across mid-rays; spinelets up to 0.10 mm long........................................ A. amezianeae View in CoL
— Rays discrete, form not subpentagonal; 6 longitudinal series of papulae across mid-rays; some spinelets more than 0.10 mm long............................ 5
5. Proximal abactinal spinelets frequently in bowl-shaped arrangement......................... A. eleaumei View in CoL
— Proximal abactinal spinelets never in bowl-shaped arrangement......................... A. achituvi View in CoL
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