眼柄




眼柄(がんぺい)は頭部と離れた複眼を持つ動物(甲殻類及び昆虫類)の複眼と頭部、或は腹足綱柄眼目やサメなどの目と頭部を繋ぐ組織である。


特に甲殻類は眼柄中にサイナス腺とX器官を持つことが確認され、眼柄切除などによりサイナス腺ホルモンの働きが解明されてきた。またヤドカリ類の眼柄は体色と同様にカラフルな場合がある。眼柄と触角は相同器官とされ、稀に入れ替わる場合もある。


柄眼目では触角の先に目を持ち眼柄は触角でもある。









Popular posts from this blog

Identifying “long and narrow” polygons in with PostGISlength and width of polygonWhy postgis st_overlaps reports Qgis' “avoid intersections” generated polygon as overlapping with others?Adjusting polygons to boundary and filling holesDrawing polygons with fixed area?How to remove spikes in Polygons with PostGISDeleting sliver polygons after difference operation in QGIS?Snapping boundaries in PostGISSplit polygon into parts adding attributes based on underlying polygon in QGISSplitting overlap between polygons and assign to nearest polygon using PostGIS?Expanding polygons and clipping at midpoint?Removing Intersection of Buffers in Same Layers

Masuk log Menu navigasi

อาณาจักร (ชีววิทยา) ดูเพิ่ม อ้างอิง รายการเลือกการนำทาง10.1086/39456810.5962/bhl.title.447410.1126/science.163.3863.150576276010.1007/BF01796092408502"Phylogenetic structure of the prokaryotic domain: the primary kingdoms"10.1073/pnas.74.11.5088432104270744"Towards a natural system of organisms: proposal for the domains Archaea, Bacteria, and Eucarya"1990PNAS...87.4576W10.1073/pnas.87.12.4576541592112744PubMedJump the queueexpand by handPubMedJump the queueexpand by handPubMedJump the queueexpand by hand"A revised six-kingdom system of life"10.1111/j.1469-185X.1998.tb00030.x9809012"Only six kingdoms of life"10.1098/rspb.2004.2705169172415306349"Kingdoms Protozoa and Chromista and the eozoan root of the eukaryotic tree"10.1098/rsbl.2009.0948288006020031978เพิ่มข้อมูล