epiphallus

epiphallus

[¦ep·ə′fal·əs]
(invertebrate zoology)
A sclerite in some orthopterans in the floor of the genital chamber.
References in periodicals archive ?
Epiphallus divided medially, with moderately small or large ancorae, small lateral plates and long, narrow, upcurving lophi with acute apices.
Phallus in two parts: basiphallus short but usually high, well sclerotised without epiphallus, distiphallus varying, mostly with large ventral lobe(s), always shorter than phallapodeme, which is strong.
2D-E); hypophallus less than the length of paraphallus; epiphallus long and thin (Fig.
Diagnosis: Body usually slender; pronotum usually with median and lateral carinae; tegmina and wings fully developed; spurious median vein of tegmina usually absent; prosternal process usually absent; femoro-tegminal stridulatory mechanism absent; hind femur without row of modified peg like structures at lower edge of inner surface; male with epiphallus bridge shaped having ancorae and lophi, aedeagus with basal apical valves connected by flexure.
Epiphallus formed by plates 1 & 2, large and well sclerified.
A 10% NaOH solution was used to clear the attached muscles from the epiphallus and aedeagus.
Epiphallus size small, ancorae of medium length, turning outwards; lophi elongate, not lobe-shaped pointed inwards, with subacute apices.
8) Penis with an epiphallus, 9) Uterus longer than prostate and much larger and longer than free oviduct + vagina.
The location in the male genitalia of Avakubia where a spermatophore could be produced is unclear; a possibility may be the dilated, muscular portion of the vas deferens shortly before it enters the penis, which may then be termed epiphallus.
Epiphallus bridge-shaped, undivided, quite large in relation to the phallus, about as wide as the endophallus is long.