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See all on WikipediaOpisthobranchia - Wikipedia
Opisthobranchs is a now informal name for a large and diverse group of specialized complex gastropods which used to be united in the subclass Opisthobranchia. That taxon is no longer considered to represent a monophyletic grouping. Euopisthobranchia is a taxon containing a revised … See more
Under the 1931 classification system drawn up by Johannes Thiele, the class Gastropoda was divided into three subclasses; Prosobranchia, Pulmonata and … See more
Like most lifeforms, they use chemical cues for much of their life cycle. The planktonic larvae float until a pheromone alerts them to a … See more
The reduction or loss of the shell, the elaboration of the head, foot or mantle, and the acquisition of chemical defences are evolutionary … See more
Opisthobranchia represents a morphologically diverse group of gastropods occupying a great variety of ecological niches. … See more
Opisthobranchs may be herbivores, detritivores or carnivores. Being slow, the carnivores hunt sedentary prey. They may eat See more
Opisthobranchs are hermaphrodites and have complex reproductive strategies, typically involving reciprocal sperm transfer and storage until the eggs are ready for fertilisation. Eggs are commonly laid in ribbons of varying structure. The egg ribbons are … See more
Wikipedia text under CC-BY-SA license Opisthobranch | Sea Slugs, Gastropod Mollusks - Britannica
WEBOpisthobranch is a subclass of marine gastropods with about 2,000 species. They have reduced or absent shells, gills or body surface breathing, and simultaneous hermaphroditism. Learn more about their diversity and evolution.
Opisthobranchia - Wikipedia
De Opisthobranchia of achterkieuwige slakken was een grote infraklasse in een verouderde indeling van de weekdieren (Mollusca).
Wikipedia · Text under CC-BY-SA licenseOpisthobranchia (Mollusca, Gastropoda) – more than just slimy …
WEBFeb 16, 2005 · In the present review, our knowledge on Opisthobranchia is briefly summarized with emphasis on reduction of the shell and its implications on life history, especially regarding foraging and defence. Additionally new results on several glandular structures are presented.
Snails and Slugs (Gastropoda)
WEBOpisthobranchia or opisthobranchs are the third large group of snails, apart from prosobranchs and pulmonate snails. Opisthobranchs are special in that their gill is located behind the heart, other than the prosobranchs and pulmonate snails, where the respective respiratory organs still are located in front of the heart.
Opisthobranchia (Sea Slugs) | Encyclopedia.com
WEBLearn about the diversity, evolution, and ecology of opisthobranchs, a subclass of gastropod mollusks that includes sea slugs and nudibranchs. Find out how they feed, defend themselves, and adapt to different habitats and environments.
Guide to Opisthobranchs – OPK Opistobranquis
WEBLearn about the opisthobranchs, a group of more than 3000 marine molluscs with reduced shell and diverse shapes and functions. Find out their anatomy, physiology, reproduction, classification and examples of species.
14 Heterobranchia I: The Opisthobranchia - Oxford Academic
WEBLearn about the Opisthobranchia, a major branch of Heterobranchia that include bubble shells, sea hares, and sea slugs. This chapter describes their anatomy, morphology, defense, diet, and phylogenetic evidence from fossil record.
Flashback and foreshadowing—a review of the taxon …
WEBAug 31, 2013 · Opisthobranchia are a diverse group of marine snails and slugs with various adaptations and innovations. This article traces the history and challenges of their classification and explores the latest molecular and morphological evidence on their evolutionary relationships.
Opisthobranchs | Encyclopedia.com
WEBMay 17, 2018 · Opisthobranchia (phylum Mollusca, class Gastropoda) A subclass of marine organisms, which are often ‘naked’, including the sea slugs and pteropods, ranging from the Cretaceous to the present day.
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