Comesomatidae Filipjev 1918
Year: 2025
Type: other
Abstract: Family Comesomatidae Filipjev, 1918 Diagnosis (from Fonseca & Bezerra 2014) Cuticle striated and / or ornamented with dots in transverse rows,usually differentiated laterally, sometimes with weakly cuticularized body pores. Anterior sensilla usually in three crowns, two crowns may also occur. Amphidial fovea multispiral. Buccal cavity in two compartments with globular, cup-shaped or shallow anterior portion. Posterior portion of the buccal cavity either narrow, weakly cuticularized, collapsed tube or a dilated, cylindrical to conical portion with cuticularized walls and projections at the border between the two portions. Pharynx with three marginal tubes. Pharyngeal gland opening at the bottom of the buccal cavity. Excretory pore behind the nerve ring. Female reproductive system didelphic-amphidelphic with outstretched ovaries, spermatheca present. Male gonads diorchic with opposite and outstretched testes. Copulatory apparatus with weakly to strongly cuticularized spicules and gubernaculum; paired apophyses of variable position. Precloacal supplements usually tubular. Tail conico-cylindrical with tip slightly dilated, non-cuticularized, symmetrical and with three terminal setae.
Author: Leduc, Daniel
Institution: National Institute of Water and Atmospheric Research
Language: English
Subfield: Plant Science
Domain: Life Sciences
Open Access status: green
OpenAlex ID: W6968303191
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