crenulate


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crenulate

[′kren·əl‚āt]
(biology)
Having a minutely crenate margin.
References in periodicals archive ?
8) and with deep, round punctures irregularly separated by 1-5 diameters; lateral borders strongly angulate, lateral marginal bead crenulate, with slender, long setae; basal bead indicated by punctures on middle third; anterior angles acute, prominent; posterior angles obtuse, rounded.
91X MNBW antenna with 12-15 flagellomeres; frons smooth with rugulose to crenulate or smooth longitudinal groove or oval pit mesally, setose to setiferous laterally and glabrous mesally; gena and vertex setose to setiferous.
9; tetracarinate, dorsointernal and ventrointernal carinae strong, granular, dorsoexternal and ventroexternal carinae moderate, crenulate.
ascendens pinnae reflect the intermediacy between the crenulate margins of B.
martensii, the ventromedian carinae of the metasomal segment II and III are crenulate and the granules are evenly developed; the ventrolateral carinae of the metasomal segment V are serratocrenulate and the granules are evenly developed or slightly increasing in size posteriorly; the pedipalp chela is slender with Cl/Cw = 4.
Spiral ridges more or less evenly sized, first teleoconch whorl with 2, increasing to 3, spiral ridges, 2nd whorl with 4; penultimate whorl with 5-7 ridges, subsutural one or two usually weaker than others; base of last whorl with an additional 2 ridges, rostrum bearing 7 or 8 close, angular spiral ridges, upper 2 or 3 somewhat crenulate, progressively weakening towards base.