CLADOENDESIS OF EPHEMEROPTERA
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Plesiomorphon Dentatella

(Panephemeroptera Euephemeroptera Euplectoptera Anteritorna Bidentiseta Furcatergaliae  
Ephemerella/fg1Tricorythus/fg1Ephemerella/fg2  
Timpanoga/fg1AttenellaTimpanoga/fg2 Eurylophella/g1 - pm.Dentatella)

Nomen hierarchicum: Dentatella/g(1) [g:1980]

In circumscription fits:

— subgen. Dentatella Allen 1980: 88

— gen. Dentatella: McCafferty 2000: 158

— plesiomorphon Dentatella/g(1): Kluge 2004: 302

References. Allen 1980: ; – McCafferty 1978 (Ephemerella bartoni): ; – McCafferty & Wang 1994a:

Plesiomorphy of Dentatella. Unlike Eurylophella/g2, abdominal segment IX is not elongate, of the same length as segment VIII.

Size. Larval body length 7–8 mm. 

Distribution. Canada (Ontario).

Nominal species in Dentatella/g(1):

 bartoni Allen 1977 [Ephemerella (Dannella)] — typus nominis Dentatella — syn.subj. coxalis [Ephemerella]

coxalis McDunnough 1926 [Ephemerella]

 danutae McCafferty 2000 [Dentatella] — syn.subj. coxalis [Ephemerella]

See also: 

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