chaetognatha
21Chétognathe — Chaetognatha Chætognathes …
22Chétognathes — Chaetognatha Chætognathes …
23Щетинкочелюстные — (Chaetognatha) тип морских беспозвоночных животных. Тело вытянутое, прозрачное, длиной от 5 мм до 9 см; имеются боковые и хвостовой плавники. На голове серповидные щетинки (отсюда название), служащие для захватывания добычи. Вторичная… …
24ciliary loop — (CHAETOGNATHA) A delicate epidermal structure of two concentric rings of cells on the dorsal surface of the head and neck, sometimes extending onto the trunk, and possibly functioning in movement of sperm …
25grasping spines — (CHAETOGNATHA) Chitinous spines on the posterior part of the head used for food catching; prehensile spines; seizing jaws …
26hood protractor — (CHAETOGNATHA) An unpaired muscle that is found in the free edge of the hood that acts as a sphincter muscle to pull the hood over the head; protractor preputii …
27hood retractor — (CHAETOGNATHA) One of a pair of curved muscles originating on connective tissue beneath the brain and attaching to the neck plates (collarette) which retract the hood from the head; retractor preputii …
28retrocerebral pore — (CHAETOGNATHA) A pore on the dorsal surface behind the brain where the rectocerebral organs open …
29vestibular organs — (CHAETOGNATHA) A transverse row of papillae, or papillae on a ridge, just behind the teeth …
30vestibular pit — (CHAETOGNATHA) A glandular depression behind the vestibular organs …