Acanthoceras may refer to:
Drachma may refer to:
Quail is a collective name for several genera of mid-sized birds generally placed in the order Galliformes. The collective noun for a group of quail is a flock, covey, or bevy.
A raven is any of several larger-bodied passerine bird species in the genus Corvus. These species do not form a single taxonomic group within the genus. There is no consistent distinction between crows and ravens. Names are assigned to different species chiefly based on their size.
Cobra is the common name of various venomous snakes, most of which belong to the genus Naja.
The Cenomanian is, in the ICS' geological timescale, the oldest or earliest age of the Late Cretaceous Epoch or the lowest stage of the Upper Cretaceous Series. An age is a unit of geochronology; it is a unit of time; the stage is a unit in the stratigraphic column deposited during the corresponding age. Both age and stage bear the same name.
Acanthoceras is an extinct cephalopod genus belonging to the subclass Ammonoidea and family Acanthoceratidae that lived from the Albian to early Coniacian stages of the Cretaceous.
Acompsoceras is an extinct genus of cephalopod belonging to the Ammonite subclass. It grew to a large size compared to most ammonites. Its shell reached 18 inches (46 cm) in diameter when the animal reached adulthood. Acompsoceras appears in the fossil record during the early portion of the Cretaceous Cenomanian stage and goes extinct around the middle of that same stage.
Pachyrhamma is a genus of cave weta in the family Rhaphidophoridae, endemic to New Zealand.
Acanthoceratidae is an extinct family of acanthoceratoid cephalopods in the order Ammonitida, known from the Upper Cretaceous. The type genus is Acanthoceras.
Acanthoceras is a genus of radially symmetric planktonic diatoms comprising two taxonomically accepted species. They do not have any raphe and therefore lack motility. It appears rectangular with two setae extending from each valve. Not much is known about this genus because it is easily destroyed using common preparation techniques. They can be found all over North America in small lakes and short-lasting ponds.
Tampea is a genus of moths in the subfamily Arctiinae.
Tampea acanthocera is a moth of the subfamily Arctiinae first described by George Hampson in 1905. It is found on Sangihe in Indonesia.
Romaniceras is a genus of Upper Cretaceous ammonites in the Acanthoceratidae subfamily Euomphaloceratinae.
Dichelacera is a genus of horse flies in the family Tabanidae.
Pachyrhamma acanthoceras, also known as the Auckland cave wētā, is a large species of cave wētā endemic to New Zealand.
Diachlorini is a tribe of horse flies in the family Tabanidae.
Acanthocera is a genus of flies belonging to the family Tabanidae.
Acanthocera longicornis is a species of horse flies in the family Tabanidae.