(n.) A soft tactile appendage of the mantle of many Mollusca, and of the parapodia of Annelida. Those near the head of annelids are Tentacular cirri; those of the last segment are caudal cirri.
(n.) The jointed, leglike organs of Cirripedia. See Annelida, and Polychaeta.
(n.) The external male organ of trematodes and some other worms, and of certain Mollusca.
(n.) See under Cloud.
Example Sentences:
(1) sp., from Chalcophaps i. indica, has three or four testes, and a cirrus pouch 93 to 108 mum long, 28 to 45 mum wide, and its egg capsules are 10 to 12 mum long, seven to nine mum wide, each containing four to six eggs.
(2) in having a transverse cirrus pouch anterior to the vagina.
(3) The new species is characterized by davaineidlike rostellar hooks, absence of a rostellar pouch, a huge cirrus pouch in gravid proglottids, a bilobed uterus that becomes progressively reticular, absence of a paruterine organ, and eggs with an internal coat forming a crescentic protuberance outside the embryophore.
(4) For the first time, the full story of Cirrus's collusion to rig prices can now be told.
(5) Paul Welch, a 70-year-old disabled retired civil servant living in a Peverel-managed block outside Bournemouth, told Carlex that Cirrus had just quoted £29,190.04 while Jackson quoted £33,306.04.
(6) SP- and FMRFamide-IR were identified in the CNS, and FMRFamide-immunopositive nerve fibres were also evident in association with the gonopore cirrus region and with the terminal excretory pore.
(7) sp., from Ducula aenea palawanensis, has 12 to 15 testes, and a cirrus pouch 130 to 150 mum long, 52 to 72 mum wide.
(8) The lumina of seminal vesicle, ejaculatory duct and cirrus are filled with spermatozoa.
(9) This cestode differs from other related species of this genus in the form of rostellar hooks and form and armament of cirrus.
(10) A gauzy light filters down through high streaks of cirrus and ranks of towering cumulus look like smoke thrown up over the fells from a giant cannon salvo.
(11) It differs from the related species of the genus--C. oculatus, C. flexiosus, C. australis, C. nagibinae, and C. pedunculatus--in the shape and articulation of accessory piece with cirrus and in having a crescentic posteromedian process on its dorsal bar.
(12) Inhaled pentamidine has become an important method of treatment and prophylaxis for Pneumocystis carinii pneumonia and we have compared nebuliser efficiency in terms of drug output and droplet sizes in four brands of jet nebuliser (Acorn-22, Inspiron, Cirrus, Respirgard II) and one brand of ultrasonic nebuliser (Fisoneb), at 2 pentamidine concentrations and 3 flow rates, using a laser particle sizer.
(13) In vivo development of Echinostoma malayanum Leiper, 1911 was studied in white rats and the developmental process was arbitrarily divided into four stages: organogeny, vitellogenesis, formation of Mehlis' gland complex and cirrus sac, and oviposition.
(14) Acid phosphatase (AcPase), alkaline phosphatase (AlPase) and adenosine triphosphatase (ATPase) were present in almost all structures: tegument; subtegumental muscles; subtegumental cells; excretory canal; testes; sperm ductules; vas deferens; cirrus sac; cirrus; ovary; receptaculum seminis; vagina; vitelline gland cells; oocytes; uterus; embryonated eggs.
(15) Serotoninlike immunoreactivity was seen on the external seminal vesicle, the sphincter and cirrus sac, and the proximal portion of the vagina.
(16) Restriction fragment patterns for several enzymes were observed in both large and small genotrophs which consistently differed from the progenitor, Stormont Cirrus.
(17) This cestode is distinguished by the structure of the cirrus and other morphologic characters from other species of Aploparaksis Clerc 1903 in which there are 10 rostellar hooks and the vitelline gland is aporal to the ovary.
(18) The mean aerosol content, expressed as a percentage of the total weight loss, varied from as little as 15% for the Wright jet nebulisers to 54% (range 45-61%) for the Turbo and Micro-Cirrus jet nebulisers under the operating conditions used.
(19) In the peripheral nervous system, immunoreactivity occurs in the nerve plexuses supplying the subtegumental musculature, the oral and ventral suckers, and the muscular lining of the male and female reproductive ducts, including the ootype, uterus, cirrus pouch and gonopore.
(20) P. paralonchuri differs from other Pseudohaliotrema by the characteristics of the cirrus, accessory piece, anchors and bars.
Uncinus
Definition:
(n.) One of the peculiar minute chitinous hooks found in large numbers in the tori of tubicolous annelids belonging to the Uncinata.