A Grammatical Dictionary of Botanical Latin

Hedgehog (Eng.noun), "any of several nocturnal Old World insectivorous mammals that constitute the genus Erinaceus (esp. E. europaeus), have on the upper part of the body mixed with prickles or spines ...". (WIII).

NOTE: echinus,-i (s.m.II), abl. sg. echino, “a hedgehog, urchin; usually the (edible) sea-urchin, Echinus esculentus, Linn.; the land-urchin (otherwise called erinaceus,[-ei (s.m.II))]” (Lewis & Short); the sea-urchin (Glare) [> Gk. echinos (s.m.II), the sea-urchin; also hedgehog (Liddell & Scott)]; see porcupine.

NOTE: ‘urchin’ as an Eng.noun = a sea urchin; (archaic) = hedgehog (WIII).

NOTE: hystrix,-icis (s.f.III) never refers to a hedgehog in either Latin or Greek.

NOTE: hedgehog (Eng.noun): refers also to “any of various other spine-bearing animals (as the tenrecs or the porcupines); any of various prickly fruits or seed pods (as those of Ranunculus arvensis and Medicago echinus)” (after WIII).

Echinus,-i (s.m.II) q.v., = echinos, 1. the (edible) sea-urchin (echinoderm), Echinus esculentus L.; also the land-urchin, = erinaceus,-i (s.m.II) (Lewis & Short); see erinaceus,-i (s.m.II); see urchin (Eng.noun).

Er, gen.sg. eris (s.m.III), q.v., abl.sg. ere, hedgehog; cf. Gk. chEr, gen.sg. chEros, hedgehog (Liddell & Scott).

Ericius,-i (s.m.II), abl.sg. ericio: Lat. hedgehog; = the noun from which the Eng. word ‘urchin’ derives [> L. er, gen.sg. eris].

Erinaceus,-i (s.m.II), q.v., abl.sg. erinaceo: also herinaceus,-ei (s.m.II), abl.sg. herinaceo,

Erinaceus,-i (s.m.II) Linnaeus, 1758, a genus of hedgehogs; family Erinaceidae [erinace- + -idae]. Genera in the Erinaceidae: Atelerix, Erinaceus, Hemiechinus, Mesechinus, Paraechinus.

Erinaceus europaeus = European hedgehog; a mammal covered with spiny hairs.