Cerophytidae, Latreille, 1834

Muona, Jyrki & Teräväinen, Marianna, 2020, A Re-evaluation of the Eucnemidae larval characters (Coleoptera), Papéis Avulsos de Zoologia 60 (28), pp. 1-13 : 8

Cerophytidae

Costa et al. (2003)

Head capsule smooth (c84), undivided (c83), antennae located on surface as in Elateridae and Throscidae , in contrast to all Eucnemidae except Perothopinae (c85). Labrum fused to head as in all other discussed taxa except Phyllocerinae and Pseudomenini (c88). Number of antennomeres not reduced as in all Elateridae , Throscidae , in contrast to Eucnemidae except Phyllocerinae and Pseudomeninae (c86). Mandibles without retinaculum as in most Eucnemidae and all Throscidae , in contrast to Perothops and Elateridae (c97), free, forward direct- ed, non-opposable. Maxillolabial complex contiguous with epicranium on each side, but incapable of movement, as in Throscidae , Pseudomeninae and Anischiinae , contrary to most Eucnemidae (completely fused) and Elateridae (freely movable), short and wide. Presternum undefined, proventer with pair of longitudinal sclerites. Legs five-segmented, medium-sized, as in Elateridae and Throscidae , much larger than in any Eucnemidae . Abdominal segments without microtrichial patches and areoles as in Elateridae and Cerophytidae , segment IX with very small, simple urogomphi. Spiracles with closing apparatus as in Eucnemidae and Throscidae , in contrast to Elateridae .