‖ pseudostoma
(psjuːˈdɒstəmə)
Pl. pseudostomata (-əʊˈstɒmətə).
[mod.L. Cf. Gr. ψευδόστοµα the false or blind mouth (of a river), f. ψευδο- pseudo- + στόµα mouth.]
1. Anat. A point on the surface of a serous membrane, regarded by some as the mouth of one of the absorbents or lymphatic vessels which begin in such membranes.
| 1886 Cassell's Encycl. Dict., Pseudostomata,..Anat. Flattened connective-tissue corpuscles passing up from the interior to the surface of the serous membranes. 1895 Syd. Soc. Lex., Pseudostoma, one of the deeply-stained areas seen under the microscope in a silver-stained section of endothelium. Klein believes many of them to be the stained processes of connective-tissue cells. |
2. Zool. = pseudostome 1.
| 1895 Syd. Soc. Lex., Pseudostoma... Also, the oral opening of an Echinoderm larva (echinopædium). |
3. Zool. A synonym of Geomys, a genus of American rodents with external cheek-pouches (called in Eng. pocket gophers or pouched rats).
| 1823 Long's Exped. to Rocky Mts. III. 231. |
Hence pseudoˈstomatous a., pertaining to a pseudostoma, or having pseudostomata (sense 1).