emarginate

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emarginate

[ē′mär·jə‚nāt]
(biology)
Having a margin that is notched or slightly forked.
References in periodicals archive ?
Example (34a) shows that the same sentence (32) is unacceptable without emargination (violating [33a]), while (34b) shows that a stressed NP strongly disfavors the emarginated position.
7); dorsal depression broad, without medial ridge and without marginal tooth; emargination between dorsal depression and dorsal lobe moderately deep, arcuate 4'.
Pygofer dorsally with a markedly concave anal emargination, anal angles large, broadly rounded, distinctly projected caudad (Fig.
Sternum: sternum type 2 (Soleglad & Fet 2003) much wider than long, apex width slightly narrower than posterior width, posterior emargination quite well developed, with convex lateral lobes conspicuously separated.
1-2) width subequal to clypeus; length nearly half of the maximum width, lateral margin rounded; anteromedian emargination wide, deep and "U" shaped, with five denticles present, median denticle much larger than others; sinusoidal row of long setae over apical third, short bristles scattered over the dorsal surface, short bristles aligned along the lateral and anterolateral margins.
The features of external anatomy include two of head shape (chunky vs slender, narrow vs broad), cranial crests, vomerine odontophores, vocal slits in males, nuptial pads in males, tympanum (prominent vs concealed), inguinal glands, disks of fingers and toes (expanded or not, some or all digits, sizes of outer disks relative to those of inner digits, emargination and shape), lengths of inner two fingers, subarticular tubercles (rounded vs projecting), supernumerary tubercles of foot, supernumerary tubercles of hand, tarsus (fold, tubercle, or no ornamentation), toe webbing (none vs basal vs extensive), and texture of venter (smooth vs granular).
The new genus also dif fers from Luodianasca, Membranacea, Schizandrasca and Flaviata in having the aedeagus with a dorsoatrium, from Luodianasca in having the abdominal apodemes well developed (vestigal in Luodianasca), and from Membranacea in having the male pygofer dorsal margin lacking a dorsocaudal emargination.
The sub-genital plate of the female has a wide v-shaped emargination at its posterior margin and a spine is present on the sides of lower valves of the ovipositor (Fig.
Non-ambiguous synapomorphies of Procleticini are metasternum sulcate, ventral rim of pygophore with a medial U-shaped emargination and with 1 + 1 process with different degree of development, and gonocoxites 8 smaller than laterotergites 9.
The species of the genus Scybalophagus can be recognized from other New World canthonines by the following combination of characters: Medium to small size, color black, with or without copper reflections; clypeus bidentate (with two small medial teeth), teeth separated by U-shaped emargination, or cuadridentate (with two small medial teeth and smaller, lateral teeth); head lacking horns or tubercles; pronotum strongly transverse; elytra convex, lateral and apical margins rounded, lacking carinae; pygidium longer than wide, basal margin angulose; metasternum gibbose in middle; protibiae tridentate, with denticles on basal half; meso- and metatibiae with well developed transversal carinae on apical third (Figs.
The lateral temporal region is slightly damaged in PIN 4659/1 but there appears to be an emargination between the jugal and the quadratojugal (Fig.