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n.1.(Anat.) A depression in the sphenoid bone; the pituitary fossa.
2.(Zool.) A saddle-shaped cavity to contain the winter eggs, situated on the back of Cladocera.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
halodendri ephippium (Coleoptera: Cerambycidae) (Liu et al., 2012).
Species D C Brachycephalidae Brachycephalus ephippium (Spix, 1824) 1 (100) Brachycephalus didactylus 1 (25.0) 3 (75.0) (Izecksohn, 1971) Brachycephalus sp.
On the contrary, the burrowed shellfish species we obtained, namely Tapes dorsatus, Anadara antiquate, Periglypta lacerata, Trachycardium alternatum, Placuna ephippium, and Strombus turturella, from both stations 1 and 2 showed low toxicity levels ranging from 3 + 0.58 to 19 + 3.1 [micro]g STXeq/100 g tissue.
An account of the two methods of reproduction in Daphnia, and of the structure of ephippium. Philosophical Transactions of the Royal Society, 57, 79-100.
Note sur la presence de Xylomya maculata (Meig., 1804) et de Clitellaria ephippium (Fabr., 1775) dans la region neuchateloise (Diptera: Xylomyidae, Stratiomyidae).
1 --Apenas dois dedos funcionais em cada mao e tres aitelhos funcionais em cada pe Brachycephaius ephippium (Figura 1) --Quatro dedos funcionais em cada niao e cinco artelhos funcionais em cada pe 2 --Corpo robusto e ovoide.
Finalmente se propone a Locusta sellata Stoll, 1787 y a Dysonia ephippium (Stoll, 1813) como nomina oblita bajo Lichenomorphus fuscifrons (Brunner von Wattenwyl, 1878) n.
2D), and Anomia ephippium, the foliation is oblique (30[degrees], 30[degrees], and 45[degrees], respectively).
Bertrandy (1986: 67) encontrou algumas imagens de cavaleiros montando animais selados, e com arreios (a moda romana, com o ephippium).
One interesting, and as yet undated, exception to the ubiquitous Anadara mounds--a cluster of some 30 mounds along the mangrove-fringed banks of the Elizabeth River that flows into Middle Arm is dominated by the mangrove tree oyster Melina ephippium, and may represent continued mound building during this more recent period of mangrove expansion.
Taxon Total Range of Dates Anthicidae Anthicus cervinus (La Ferte) 4 05-19 to 08-18 Anthicus ephippium LaFerte 1 08-18 Omonadus floralis (L.) 1 04-28 Biphyllidae Diplococelus brunneus LeConte 1 10-19 Buprestidae Chrysobothris rugosiceps Melsheimer 1 06-09 Taphrocerus gracilis (Say) 1 06-09 Byturidae Byturus unicolor Say 1 05-12 Cantharidae Silis sp.