part. In life Rayonnoceras was probably a bottom dweller that spent most of its time stationary, waiting in ambush for prey. Rayonnoceras was among the...
3 KB (310 words) - 15:53, 15 March 2024
nautiloids may be either straight (i.e., orthoconic as in Orthoceras and Rayonnoceras), curved (as in Cyrtoceras) coiled (as in Cenoceras), or rarely a helical...
37 KB (3,465 words) - 14:06, 14 June 2024
Carboniferous (Visean) actincoceroids first found in Europe (Germany) related to Rayonnoceras but probably smaller. Carbactinoceras shells are straight and generally...
2 KB (168 words) - 21:33, 8 April 2024
& Kummel (1960:1) Size based on "entire shells" (Clarke, 1897:778). Rayonnoceras solidiforme 2.8 m (estimate) Klug et al. (2015:270) From the Visean of...
358 KB (29,803 words) - 12:23, 31 August 2024
ozarkense Paradimorphoceras Pseudoparalegoceras P. kesslerense Pseudothoceras P. knoxense Rayonnoceras R. vaughanianum Stenopronorites S. arkansiensis...
5 KB (164 words) - 03:01, 3 July 2022
(three feet) in length. One specimen of the carbactinoceratid species Rayonnoceras solidiforme, recently found in Arkansas, was measured at 2.5 metres (8...
5 KB (393 words) - 22:26, 15 September 2024
crebriliratum Paracravenoceras ozarkense Paradimorphoceras Pronorites baconi Rayonnoceras solidiforme Tumulites varians Amplexus expansus Michelinia meekana Palaecris...
25 KB (1,664 words) - 04:06, 14 May 2024
†Radoceras †Ramussenoceras †Rangeroceras †Raphanites †Rasmussenoceras †Rayonnoceras †Rectseptoceras †Redpathoceras †Reedsoceras †Reticycloceras †Rhabdiferoceras...
39 KB (1,168 words) - 21:27, 30 April 2024
†Raphiophorus niagarensis †Rayonnoceras †Rayonnoceras eccentricum – type locality for species †Rayonnoceras fayettevillense †Rayonnoceras irregulare – or unidentified...
43 KB (2,717 words) - 07:48, 13 February 2024
†Plectodonta – tentative report †Plicochonetes †Posidonia †Proetus †Quinnites †Rayonnoceras †Sandia †Solenochilus †Solenomorpha †Sphaerexochus †Spirifer †Stearoceras...
17 KB (531 words) - 13:25, 23 September 2023
†Proetus †Protocaptorhinus †Protocaptorhinus pricei †Punka †Rayella †Rayonnoceras †Reedops †Remopleurides †Reteocrinus †Rhopalia †Rhynchonkos †Rhynchonkos...
43 KB (1,670 words) - 21:41, 23 March 2024
sheeleri †Ratcliffespongia wheeleri – type locality for species †Rayonnoceras †Rayonnoceras solidiorme †Receptaculites †Receptaculites elongatus †Receptaculites...
84 KB (4,464 words) - 14:11, 13 February 2024
†Pugnax †Quadratia †Quasicaecilia – type locality for genus †Rananasus †Rayonnoceras †Reiszorhinus – type locality for genus †Retaria – report made of unidentified...
118 KB (4,567 words) - 19:58, 11 August 2024
†Pugnax[clarification needed] †Punka[clarification needed] †Quadratia †Rayonnoceras †Receptaculites †Ribeiria †Rusophycus †Saukiella †Scenella †Schmalenseeia...
57 KB (2,206 words) - 10:55, 13 April 2024
†Ptychagnostus †Ptychagnostus atavus †Punka †Quadratia †Raymondaspis †Rayonnoceras †Receptaculites †Remopleurides †Rensselaeria †Repinaella †Rhabdiferoceras...
39 KB (1,320 words) - 18:39, 6 January 2024
†Raphistoma †Rayella †Rayella calvini †Rayella parva †Raymondites †Rayonnoceras †Rayonnoceras vaughanianum – type locality for species †Rectifenestella †Rectifenestella...
152 KB (8,105 words) - 21:41, 23 March 2024
unidentified comparable form †Rauserella †Rauserella erratica †Rayonnoceras †Rayonnoceras huecoense – type locality for species †Rectograptus †Rectograptus...
219 KB (14,499 words) - 02:47, 7 May 2024
nevadensis †Raymondensis – tentative report †Raymondites – tentative report †Rayonnoceras †Receptaculites †Rectifenestella †Rectifenestella cordiretiformis – type...
157 KB (8,728 words) - 07:49, 13 February 2024