• Thumbnail for Echinothrix
    Echinothrix is a genus of sea urchins which was first described in 1853 by Wilhelm Peters, a German naturalist and explorer. The genus contains two species...
    2 KB (99 words) - 22:17, 20 November 2022
  • Thumbnail for Echinothrix calamaris
    Echinothrix calamaris, known commonly as the banded sea urchin or double spined urchin among other vernacular names, is a species of sea urchin in the...
    6 KB (654 words) - 22:14, 30 October 2023
  • Thumbnail for Echinothrix diadema
    or blue-black urchin (Echinothrix diadema) is a species of tropical sea urchin, member of the Diadematidae family. Echinothrix diadema is a long spined...
    4 KB (418 words) - 21:01, 4 September 2023
  • The stiff-spine spiny-rat (Proechimys echinothrix) or Tefe spiny rat, is a spiny rat species found in Brazil and Colombia. Morphological characters and...
    4 KB (252 words) - 13:54, 6 April 2024
  • Thumbnail for Nutria
    decumanus Pacific spiny rat (P. decumanus) group echinothrix Stiff-spine spiny rat (P. echinothrix) group gardneri Gardner's spiny rat (P. gardneri)...
    76 KB (7,941 words) - 20:29, 27 September 2024
  • Thumbnail for Diadematidae
    coronata (Verrill, 1867), extant Echinothrix Peters, 1853 Echinothrix calamaris (Pallas, 1774), extant Echinothrix diadema (Linnaeus, 1758), extant Eodiadema...
    5 KB (323 words) - 16:20, 26 October 2023
  • Thumbnail for Diadematacia
    Diadematacia Temporal range: Late Triassic–Recent PreꞒ Ꞓ O S D C P T J K Pg N Echinothrix diadema Scientific classification Domain: Eukaryota Kingdom: Animalia...
    904 bytes (51 words) - 02:40, 28 January 2024
  • Thumbnail for Diadema setosum
    significance of test morphology in the echinoid genera Diadema Gray, 1825 and Echinothrix Peters, 1853 (Echinodermata)" (PDF). Zoosystema. 28 (1): 93–112. Archived...
    14 KB (1,610 words) - 21:39, 31 March 2024
  • Thumbnail for Red-crested tree-rat
    decumanus Pacific spiny rat (P. decumanus) group echinothrix Stiff-spine spiny rat (P. echinothrix) group gardneri Gardner's spiny rat (P. gardneri)...
    18 KB (1,940 words) - 14:36, 22 September 2024
  • Thumbnail for Echinoecus pentagonus
    that lives in the rectum of a sea urchin. In Hawaii, it chooses only Echinothrix calamaris, leaving few of these urchins unpopulated. Its curved and pointed...
    3 KB (189 words) - 21:54, 4 July 2024
  • Thumbnail for List of Latin and Greek words commonly used in systematic names
    sea-urchin great globe thistle, Echinops sphaerocephalus; diadema urchin, Echinothrix diadema; San Pedro cactus, Echinopsis pachanoi All pages with titles...
    157 KB (781 words) - 08:26, 23 September 2024
  • (Echinodiscus auritus, Colobocentrotus atratus, Echinometra mathaei, Diadema and Echinothrix diadema) and sea cucumbers (Holothuria leucospilota and Actinopyga echinites)...
    41 KB (4,549 words) - 20:01, 28 September 2024
  • Thumbnail for Echinoecus
    Sea to Hawaii and French Polynesia, on Diadema savignyi, D. setosum, Echinothrix calamaris and E. diadema (Diadematidae), Heterocentrotus mammillatus...
    3 KB (162 words) - 13:19, 18 August 2023
  • Thumbnail for List of echinoderms of the Houtman Abrolhos
    tenuispinus Diadema savignyi Diadema setosum (long-spined sea urchin) Echinothrix calamaris (double spined urchin) Amblypneustes pallidus Holopneustes...
    8 KB (577 words) - 15:23, 18 January 2023
  • Thumbnail for Heterocentrotus mamillatus
    mammillatus appears to be somewhat active in comparison to other urchins like Echinothrix calamaris, Echinometra mathaei, and Echinometra oblonga. H. mammillatus...
    11 KB (1,428 words) - 02:03, 3 December 2023
  • Thumbnail for Echimyidae
    decumanus Pacific spiny rat (P. decumanus) group echinothrix Stiff-spine spiny rat (P. echinothrix) group gardneri Gardner's spiny rat (P. gardneri)...
    18 KB (1,523 words) - 17:42, 18 September 2024
  • mammals. She has described several new species of rodents: Proechimys echinothrix, the Tefe Spiny Rat Proechimys gardneri, the Gardner's Spiny Rat Proechimys...
    3 KB (287 words) - 19:22, 22 July 2023
  • Thumbnail for List of rodents
    group Proechimys decumanus - Pacific spiny rat Proechimys echinothrix group Proechimys echinothrix - Stiff-spine spiny rat Proechimys gardneri group Proechimys...
    162 KB (14,979 words) - 14:00, 21 September 2024
  • Thumbnail for Myocastorini
    decumanus Pacific spiny rat (P. decumanus) group echinothrix Stiff-spine spiny rat (P. echinothrix) group gardneri Gardner's spiny rat (P. gardneri)...
    6 KB (531 words) - 18:42, 8 February 2023
  • Cuvier's spiny rat, Proechimys cuvieri Stiff-spine spiny rat, Proechimys echinothrix Gardner's spiny rat, Proechimys gardneri Goeldi's spiny rat, Proechimys...
    55 KB (4,686 words) - 13:45, 7 July 2024
  • spiny rat, Proechimys decumanus VU Stiff-spine spiny rat, Proechimys echinothrix LC Gardner's spiny rat, Proechimys gardneri DD Goeldi's spiny rat, Proechimys...
    157 KB (12,686 words) - 02:35, 25 April 2024
  • Thumbnail for Asthenosoma varium
    microstructure, in a similar way to the spines of some Diadematidae (especially Echinothrix) and Toxopneustidae. The secondary spines are long, flexible, slender...
    7 KB (786 words) - 03:46, 4 December 2023
  • Thumbnail for Proechimys
    goeldii, and group gardneri), and 4 species (Proechimys simonsi, P. echinothrix, P. canicollis, and P. decumanus) remained unaffiliated to any of these...
    17 KB (1,195 words) - 22:35, 4 September 2024
  • Thumbnail for Armored rat
    decumanus Pacific spiny rat (P. decumanus) group echinothrix Stiff-spine spiny rat (P. echinothrix) group gardneri Gardner's spiny rat (P. gardneri)...
    9 KB (1,003 words) - 18:12, 11 February 2024
  • Thumbnail for White-faced spiny tree-rat
    decumanus Pacific spiny rat (P. decumanus) group echinothrix Stiff-spine spiny rat (P. echinothrix) group gardneri Gardner's spiny rat (P. gardneri)...
    2 KB (228 words) - 17:27, 11 March 2023
  • Thumbnail for Painted tree-rat
    decumanus Pacific spiny rat (P. decumanus) group echinothrix Stiff-spine spiny rat (P. echinothrix) group gardneri Gardner's spiny rat (P. gardneri)...
    8 KB (820 words) - 00:22, 31 July 2024
  • Thumbnail for Thrichomys
    decumanus Pacific spiny rat (P. decumanus) group echinothrix Stiff-spine spiny rat (P. echinothrix) group gardneri Gardner's spiny rat (P. gardneri)...
    6 KB (583 words) - 23:05, 8 December 2023
  • Thumbnail for Common punaré
    decumanus Pacific spiny rat (P. decumanus) group echinothrix Stiff-spine spiny rat (P. echinothrix) group gardneri Gardner's spiny rat (P. gardneri)...
    5 KB (654 words) - 13:07, 6 April 2024
  • imperialis Astropyga radiata Diadema savignyi Diadema setosum Echinothrix calamaris Echinothrix diadema Stomopneustes variolaris Echinometra ex Echinostrephus...
    23 KB (2,211 words) - 00:20, 11 December 2023
  • Thumbnail for Corallivore
    Diadema setosum Facultative Eastern Indian Echinodermata Diadematidae Echinothrix calamaris Facultative Eastern Indian Echinodermata Echinasteridae Echinaster...
    39 KB (2,211 words) - 21:02, 31 May 2024