Van Soest, R.W.M.; Beglinger, E.J.; de Voogd, N.J. (2010). Skeletons in confusion: a review of astrophorid sponges with (dicho-)calthrops as structural megascleres (Porifera, Demospongiae, Astrophorida). <em>Zookeys.</em> 68: 1-88., available online athttps://doi.org/10.3897/zookeys.68.729[details]
de Voogd, N.J.; Alvarez, B.; Boury-Esnault, N.; Cárdenas, P.; Díaz, M.-C.; Dohrmann, M.; Downey, R.; Goodwin, C.; Hajdu, E.; Hooper, J.N.A.; Kelly, M.; Klautau, M.; Lim, S.C.; Manconi, R.; Morrow, C.; Pinheiro, U.; Pisera, A.B.; Ríos, P.; Rützler, K.; Schönberg, C.; Turner, T.; Vacelet, J.; van Soest, R.W.M.; Xavier, J. (2025). World Porifera Database. Calthropella (Pachataxa) pyrifera van Soest, Beglinger & de Voogd, 2010. Accessed through: Glover, A.G.; Higgs, N.; Horton, T. (2025) World Register of Deep-Sea species (WoRDSS) at: https://www.marinespecies.org/Deepsea/aphia.php?p=taxdetails&id=555813 on 2026-09-10
Glover, A.G.; Higgs, N.; Horton, T. (2026). World Register of Deep-Sea species (WoRDSS). Calthropella (Pachataxa) pyrifera van Soest, Beglinger & de Voogd, 2010. Accessed at: https://marinespecies.org/DeepSea/aphia.php?p=taxdetails&id=555813 on 2026-09-10
original descriptionVan Soest, R.W.M.; Beglinger, E.J.; de Voogd, N.J. (2010). Skeletons in confusion: a review of astrophorid sponges with (dicho-)calthrops as structural megascleres (Porifera, Demospongiae, Astrophorida). <em>Zookeys.</em> 68: 1-88., available online athttps://doi.org/10.3897/zookeys.68.729[details]
Present Inaccurate Introduced: alien Containing type locality